Page 36 - Clock/Timing - Real Time Clocks | Integrated Circuits (ICs)

MCP795B20T-I/SL
Microchip Technology

IC RTC CLK/CALENDAR SPI 14-SOIC

Package: 14-SOIC (0.154", 3.90mm Width)

Stock5,216
ISL12028AIB27Z-T
Intersil

IC RTC CLK/CALENDAR I2C 14-SOIC

Package: 14-SOIC (0.154", 3.90mm Width)

Stock4,688
X1288V14ZT1
Intersil

IC RTC CLK/CALENDAR I2C 14-TSSOP

Package: 14-TSSOP (0.173", 4.40mm Width)

Stock5,904
ISL12027IBAZ
Intersil

IC RTC CLK/CALENDAR I2C 8-SOIC

Package: 8-SOIC (0.154", 3.90mm Width)

Stock4,544
DS1643P-70+
Maxim Integrated

IC RTC CLK/CALENDAR PAR 34-PCM

Package: 34-PowerCap? Module

Stock4,000
ISL12029IB27Z-T
Intersil

IC RTC CLK/CALENDAR I2C 14-SOIC

Package: 14-SOIC (0.154", 3.90mm Width)

Stock3,424
M48T212V-85MH1F
STMicroelectronics

IC RTC CLK/CALENDAR PAR 44-SOH

Package: 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT

Stock5,424
RTC-8564JE:3
EPSON

IC RTC CLK/CALENDAR I2C 20-VSOJ

Package: 20-LSSOJ (0.213", 5.40mm Width)

Stock4,368
DS1254WB-150
Maxim Integrated

IC RTC PHANTOM PAR 168-BGA

Package: 168-BGA

Stock6,064
DS17485-3
Maxim Integrated

IC RTC CLK/CALENDAR PAR 24-DIP

Package: 24-DIP (0.600", 15.24mm)

Stock5,904
BQ4845S-A4NTRG4
Texas Instruments

IC RTC CLK/CALENDAR PAR 28-SOIC

Package: 28-SOIC (0.295", 7.50mm Width)

Stock6,992
ISL12020MIRZ-T
Intersil

IC RTC CLK/CALENDAR I2C 20-DFN

Package: 20-PowerLFDFN

Stock83,628
RX-8025SA:AA0:PURE SN
EPSON

IC RTC CLK/CALENDAR I2C 14-SOP

Package: 14-SOIC (0.209", 5.30mm Width)

Stock7,616
DS1308U-33+T
Maxim Integrated

IC RTC CLK/CALENDAR I2C 8-UMAX

Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

Stock5,536
MCP79402T-I/SN
Microchip Technology

IC RTC CLK/CALENDAR I2C 8-SOIC

Package: 8-SOIC (0.154", 3.90mm Width)

Stock6,496
PT7C4372AWE
Diodes Incorporated

DIGITAL CLOCK PRECISION ADJUSTME

Package: -

Stock4,816
ISL12020MIRZ
Intersil

IC RTC CLK/CALENDAR I2C 20-DFN

Package: 20-PowerLFDFN

Stock183,696
DS1340C-33#T&R
Maxim Integrated

IC RTC CLK/CALENDAR I2C 16-SOIC

Package: 16-SOIC (0.295", 7.50mm Width)

Stock18,072
DS1372U+
Maxim Integrated

IC RTC BINARY CNT I2C 8-USOP

Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

Stock6,368
DS1337S+T&R
Maxim Integrated

IC RTC CLK/CALENDAR I2C 8-SOIC

Package: 8-SOIC (0.154", 3.90mm Width)

Stock513,600

Part Number	Manufacturer	Description	Package	Stock	Features	Memory Size	Time Format	Date Format	Interface	Voltage - Supply	Voltage - Supply, Battery	Current - Timekeeping (Max)	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
MCP795B20T-I/SL	Microchip Technology	IC RTC CLK/CALENDAR SPI 14-SOIC Type: Clock/Calendar Features: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Memory Size: 64B Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: SPI Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): 1µA @ 1.8V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.154", 3.90mm Width) Supplier Device Package: 14-SOIC	Package: 14-SOIC (0.154", 3.90mm Width)	Stock5,216	Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer	64B	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	SPI	1.8 V ~ 5.5 V	1.3 V ~ 5.5 V	1µA @ 1.8V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
ISL12028AIB27Z-T	Intersil	IC RTC CLK/CALENDAR I2C 14-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.154", 3.90mm Width) Supplier Device Package: 14-SOIC	Package: 14-SOIC (0.154", 3.90mm Width)	Stock4,688	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
X1288V14ZT1	Intersil	IC RTC CLK/CALENDAR I2C 14-TSSOP Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 14-TSSOP (0.173", 4.40mm Width) Supplier Device Package: 14-TSSOP	Package: 14-TSSOP (0.173", 4.40mm Width)	Stock5,904	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	4.5 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5V	0°C ~ 70°C	Surface Mount	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP
ISL12027IBAZ	Intersil	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock4,544	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
DS1643P-70+	Maxim Integrated	IC RTC CLK/CALENDAR PAR 34-PCM Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 8KB Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 3V Current - Timekeeping (Max): 3mA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 34-PowerCap? Module Supplier Device Package: 34-PowerCap Module	Package: 34-PowerCap? Module	Stock4,000	Leap Year, NVSRAM	8KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	3V	3mA @ 5V	0°C ~ 70°C	Surface Mount	34-PowerCap? Module	34-PowerCap Module
ISL12029IB27Z-T	Intersil	IC RTC CLK/CALENDAR I2C 14-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.154", 3.90mm Width) Supplier Device Package: 14-SOIC	Package: 14-SOIC (0.154", 3.90mm Width)	Stock3,424	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
M48T212V-85MH1F	STMicroelectronics	IC RTC CLK/CALENDAR PAR 44-SOH Type: Clock/Calendar Features: Alarm, Leap Year, Watchdog Timer, Y2K Memory Size: - Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 3 V ~ 3.6 V Voltage - Supply, Battery: 3V Current - Timekeeping (Max): 2mA @ 3V ~ 3.6V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT Supplier Device Package: 44-SOH	Package: 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT	Stock5,424	Alarm, Leap Year, Watchdog Timer, Y2K	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	3 V ~ 3.6 V	3V	2mA @ 3V ~ 3.6V	0°C ~ 70°C	Surface Mount	44-BSOP (0.337", 8.56mm Width) requires SNAPHAT	44-SOH
RTC-8564JE:3	EPSON	IC RTC CLK/CALENDAR I2C 20-VSOJ Type: Clock/Calendar Features: Alarm, Y2K Memory Size: - Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 0.7µA ~ 0.8µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 20-LSSOJ (0.213", 5.40mm Width) Supplier Device Package: 20-VSOJ	Package: 20-LSSOJ (0.213", 5.40mm Width)	Stock4,368	Alarm, Y2K	-	HH:MM:SS	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8 V ~ 5.5 V	-	0.7µA ~ 0.8µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	20-LSSOJ (0.213", 5.40mm Width)	20-VSOJ
DS1254WB-150	Maxim Integrated	IC RTC PHANTOM PAR 168-BGA Type: Phantom Time Chip Features: Leap Year, NVSRAM Memory Size: 2MB Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 3 V ~ 3.7 V Voltage - Supply, Battery: 3V Current - Timekeeping (Max): 7mA @ 3.3V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 168-BGA Supplier Device Package: 168-BGA (40x40)	Package: 168-BGA	Stock6,064	Leap Year, NVSRAM	2MB	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	3 V ~ 3.7 V	3V	7mA @ 3.3V	0°C ~ 70°C	Surface Mount	168-BGA	168-BGA (40x40)
DS17485-3	Maxim Integrated	IC RTC CLK/CALENDAR PAR 24-DIP Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Memory Size: 4KB Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 2.7 V ~ 3.7 V Voltage - Supply, Battery: 2.5 V ~ 3.7 V Current - Timekeeping (Max): 2mA @ 2.7V ~ 3.7V Operating Temperature: 0°C ~ 70°C Mounting Type: Through Hole Package / Case: 24-DIP (0.600", 15.24mm) Supplier Device Package: 24-PDIP	Package: 24-DIP (0.600", 15.24mm)	Stock5,904	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	4KB	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	2.7 V ~ 3.7 V	2.5 V ~ 3.7 V	2mA @ 2.7V ~ 3.7V	0°C ~ 70°C	Through Hole	24-DIP (0.600", 15.24mm)	24-PDIP
BQ4845S-A4NTRG4	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.75 V ~ 5.5 V Voltage - Supply, Battery: 2.3 V ~ 4 V Current - Timekeeping (Max): 1.5mA (Typ) @ 4.5 V ~ 5.5 V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-SOIC (0.295", 7.50mm Width) Supplier Device Package: 28-SOIC	Package: 28-SOIC (0.295", 7.50mm Width)	Stock6,992	Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.75 V ~ 5.5 V	2.3 V ~ 4 V	1.5mA (Typ) @ 4.5 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
ISL12020MIRZ-T	Intersil	IC RTC CLK/CALENDAR I2C 20-DFN Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, SRAM Memory Size: 128B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 14µA ~ 15µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 20-PowerLFDFN Supplier Device Package: 20-DFN (5.5x4.0)	Package: 20-PowerLFDFN	Stock83,628	Alarm, Daylight Savings, Leap Year, SRAM	128B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	14µA ~ 15µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	20-PowerLFDFN	20-DFN (5.5x4.0)
RX-8025SA:AA0:PURE SN	EPSON	IC RTC CLK/CALENDAR I2C 14-SOP Type: Clock/Calendar Features: Alarm, Leap Year Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.7 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 1.2µA ~ 1.8µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.209", 5.30mm Width) Supplier Device Package: 14-SOP	Package: 14-SOIC (0.209", 5.30mm Width)	Stock7,616	Alarm, Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.7 V ~ 5.5 V	-	1.2µA ~ 1.8µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.209", 5.30mm Width)	14-SOP
DS1308U-33+T	Maxim Integrated	IC RTC CLK/CALENDAR I2C 8-UMAX Type: Clock/Calendar Features: Leap Year, NVSRAM, Square Wave Output Memory Size: 56B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 3 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): 125µA ~ 200µA @ 3V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package: 8-uMAX	Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Stock5,536	Leap Year, NVSRAM, Square Wave Output	56B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	3 V ~ 5.5 V	1.3 V ~ 5.5 V	125µA ~ 200µA @ 3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-uMAX
MCP79402T-I/SN	Microchip Technology	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Memory Size: 64B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): 1.2µA (Typ) @ 3.3V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock6,496	Alarm, Leap Year, Square Wave Output, SRAM, Unique ID	64B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8 V ~ 5.5 V	1.3 V ~ 5.5 V	1.2µA (Typ) @ 3.3V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
PT7C4372AWE	Diodes Incorporated	DIGITAL CLOCK PRECISION ADJUSTME Type: - Features: - Memory Size: - Time Format: - Date Format: - Interface: - Voltage - Supply: - Voltage - Supply, Battery: - Current - Timekeeping (Max): - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	Package: -	Stock4,816	-	-	-	-	-	-	-	-	-	-	-	-
ISL12020MIRZ	Intersil	IC RTC CLK/CALENDAR I2C 20-DFN Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, SRAM Memory Size: 128B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 14µA ~ 15µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 20-PowerLFDFN Supplier Device Package: 20-DFN (5.5x4.0)	Package: 20-PowerLFDFN	Stock183,696	Alarm, Daylight Savings, Leap Year, SRAM	128B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	14µA ~ 15µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	20-PowerLFDFN	20-DFN (5.5x4.0)
DS1340C-33#T&R	Maxim Integrated	IC RTC CLK/CALENDAR I2C 16-SOIC Type: Clock/Calendar Features: Leap Year, Trickle-Charger Memory Size: - Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.97 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): 150µA @ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-SOIC (0.295", 7.50mm Width) Supplier Device Package: 16-SOIC	Package: 16-SOIC (0.295", 7.50mm Width)	Stock18,072	Leap Year, Trickle-Charger	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.97 V ~ 5.5 V	1.3 V ~ 5.5 V	150µA @ 5.5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
DS1372U+	Maxim Integrated	IC RTC BINARY CNT I2C 8-USOP Type: Binary Counter Features: Alarm, Square Wave Output, Watchdog Timer Memory Size: - Time Format: Binary Date Format: Binary Interface: I2C, 2-Wire Serial Voltage - Supply: 2.4 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 0.8µA @ 2.4V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package: 8-uMAX	Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Stock6,368	Alarm, Square Wave Output, Watchdog Timer	-	Binary	Binary	I2C, 2-Wire Serial	2.4 V ~ 5.5 V	-	0.8µA @ 2.4V ~ 5.5V	-40°C ~ 85°C	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-uMAX
DS1337S+T&R	Maxim Integrated	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 0.6µA @ 1.3V ~ 1.8V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock513,600	Alarm, Leap Year, Square Wave Output	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8 V ~ 5.5 V	-	0.6µA @ 1.3V ~ 1.8V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
X1288S16IT1	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 16-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-SOIC (0.295", 7.50mm Width) Supplier Device Package: 16-SOIC	Package: 16-SOIC (0.295", 7.50mm Width)	Stock6,832	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	I²C, 2-Wire Serial	4.5 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
RX-8581NB:B PURE SN	EPSON	IC TRC CLK/CALENDAR Type: - Features: - Memory Size: - Time Format: - Date Format: - Interface: - Voltage - Supply: - Voltage - Supply, Battery: - Current - Timekeeping (Max): - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	Package: -	Stock6,192	-	-	-	-	-	-	-	-	-	-	-	-
ISL12022IBZ-T7A	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, SRAM Memory Size: 128B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 14µA ~ 15µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock3,936	Alarm, Daylight Savings, Leap Year, SRAM	128B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I²C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	14µA ~ 15µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
RX-8803SA:UC3 PURE SN	EPSON	IC TRC CLK/CALENDAR Type: Clock/Calendar Features: Alarm Memory Size: - Time Format: HH:MM:SS Date Format: YY-MM-DD Interface: I²C Voltage - Supply: 1.6 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 2.1µA ~ 3.4µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.197", 5.00mm Width) Supplier Device Package: 14-SOP	Package: 14-SOIC (0.197", 5.00mm Width)	Stock2,624	Alarm	-	HH:MM:SS	YY-MM-DD	I²C	1.6 V ~ 5.5 V	-	2.1µA ~ 3.4µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.197", 5.00mm Width)	14-SOP
PT7C433833AWEX	Diodes Incorporated	CLOCK VCXO SO-8 T&R 2.5K Type: Clock/Calendar Features: Leap Year, NVSRAM, Square Wave Output Memory Size: 56B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.5 V ~ 3.7 V Current - Timekeeping (Max): 125µA @ 2.7V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock6,928	Leap Year, NVSRAM, Square Wave Output	56B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I²C, 2-Wire Serial	2.7 V ~ 5.5 V	1.5 V ~ 3.7 V	125µA @ 2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
R2062L01-E2	Nisshinbo Micro Devices Inc.	3 WIRE INTERFACE REAL-TIME CLOCK Type: - Features: - Memory Size: - Time Format: - Date Format: - Interface: - Voltage - Supply: - Voltage - Supply, Battery: - Current - Timekeeping (Max): - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	Package: -	Request a Quote	-	-	-	-	-	-	-	-	-	-	-	-
RV-3149-C3-32-768KHZ-OPTION-A-TB-QC	Micro Crystal AG	IC RTC CLK/CALENDAR SPI 10SON Type: Clock/Calendar Features: Alarm, EEPROM, RAM, Trickle Charger Memory Size: 2B, 8B Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: SPI, 4-Wire Serial Voltage - Supply: 1.3V ~ 5.5V, 2.1V ~ 5.5V Voltage - Supply, Battery: - Current - Timekeeping (Max): 1µA @ 3V Operating Temperature: -40°C ~ 125°C Mounting Type: Surface Mount Package / Case: 10-VCDFN Supplier Device Package: 10-SON (3.7x2.5)	Package: -	Request a Quote	Alarm, EEPROM, RAM, Trickle Charger	2B, 8B	HH:MM:SS	YY-MM-DD-dd	SPI, 4-Wire Serial	1.3V ~ 5.5V, 2.1V ~ 5.5V	-	1µA @ 3V	-40°C ~ 125°C	Surface Mount	10-VCDFN	10-SON (3.7x2.5)
RX4111CE-B6	EPSON	IC RTC CLK/CALENDAR SPI 10SMD Type: Clock/Calendar Features: Alarm Memory Size: - Time Format: HH:MM:SS Date Format: YY-MM-DD Interface: SPI, 4-Wire Serial Voltage - Supply: 1.6V ~ 5.5V Voltage - Supply, Battery: - Current - Timekeeping (Max): 3µA @ 3V Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 10-SMD, No Lead Supplier Device Package: 10-SMD	Package: -	Request a Quote	Alarm	-	HH:MM:SS	YY-MM-DD	SPI, 4-Wire Serial	1.6V ~ 5.5V	-	3µA @ 3V	-40°C ~ 85°C (TA)	Surface Mount	10-SMD, No Lead	10-SMD