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Manufacturers for Clock/Timing - Real Time Clocks

Abracon LLC.
Ambiq Micro, Inc.
ams
AVX Corporation
Diodes Incorporated
Epson
Integrated Device Technology, Inc.
Intersil (Renesas Electronics America)
Maxim Integrated
Microchip Technology
NJR Corporation/NJRC
NXP Semiconductors
ROHM Semiconductor
ABLIC U.S.A. Inc.
STMicroelectronics
Texas Instruments
Part Number Manufacturer / Brand Brife Description Part StatusTypeFeaturesMemory SizeTime FormatDate FormatInterfaceVoltage - SupplyVoltage - Supply, BatteryCurrent - Timekeeping (Max)Operating TemperatureMounting TypePackage / CaseSupplier Device Package
MCP79410T-I/MS
 Microchip Technology IC RTC CLOCK/CALENDAR I2C 8-MSOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Unique ID64B, 1KbHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 5.5 V1.2µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
BU9873NUX-TTR
 Rohm Semiconductor IC RTC CLOCK/CALENDAR I2C 8VSON ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
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1µA ~ 1.35µA @ 3V ~ 5.5V-40°C ~ 85°CSurface Mount8-UFDFN Exposed PadVSON008X2030
BU9873FVM-GTTR
 Rohm Semiconductor IC RTC CLOCK/CALENDAR I2C 8MSOP ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
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1µA ~ 1.35µA @ 3V ~ 5.5V-40°C ~ 85°CSurface Mount8-VSSOP, 8-MSOP (0.110", 2.80mm Width)8-MSOP
PT7C4337WEX
 Diodes Incorporated IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarAlarm, Leap Year, Square Wave Output
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
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0.8µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
MCP79510T-I/MS
 Microchip Technology IC RTC CLOCK/CALENDAR SPI 10-MSOP ActiveClock/CalendarAlarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID64BHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddSPI1.8 V ~ 3.6 V1.3 V ~ 3.6 V1µA @ 1.8V ~ 3.6V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
PCF8563TS/5,118
 NXP USA Inc. IC RTC CLOCK/CALENDAR I2C 8-TSSOP ActiveClock/CalendarAlarm, Leap Year, Watchdog Timer
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HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
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0.6µA ~ 0.75µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-TSSOP
PCF2123BS/1,518
 NXP USA Inc. IC RTC CLOCK/CALENDAR SPI 16-HVQFN ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer
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HH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.6 V ~ 5.5 V
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0.33µA ~ 0.38µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-HVQFN (3x3)
BU9873FJ-GTE2
 Rohm Semiconductor IC RTC CLOCK/CALENDAR I2C SOP8J ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
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1µA ~ 1.35µA @ 3V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)
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PT7C433833AWEX
 Diodes Incorporated CLOCK VCXO SO-8 TR 2.5K ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.5 V ~ 3.7 V125µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
PT7C4339WEX
 Diodes Incorporated LOW POWER CONSUMPTION I2C REAL T Active
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Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
PT7C4302WEX
 Diodes Incorporated IC RTC CLOCK/CALENDAR SER 8-SOIC ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output, Trickle-Charger31BHH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial1.2 V ~ 5.5 V1.5 V ~ 5.5 V25.3µA ~ 81µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
S-35390A-I8T1U
 ABLIC U.S.A. Inc. IC RTC CLOCK/CALENDAR I2C SNT-8A ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.3 V ~ 5.5 V
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0.93µA ~ 1.1µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SMD, Flat LeadSNT-8A
S-35390A-J8T1U
 ABLIC U.S.A. Inc. IC RTC CLOCK/CALENDAR I2C 8SOP ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.3 V ~ 5.5 V
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14µA ~ 30µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOP-J
S-35190A-I8T1U
 ABLIC U.S.A. Inc. IC RTC CLOCK/CALENDAR SER SNT-8A ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial1.3 V ~ 5.5 V
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0.93µA ~ 1.1µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SMD, Flat LeadSNT-8A
M41T64Q6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 16-QFN ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer
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HH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.3 V ~ 4.4 V
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0.7µA ~ 0.95µA @ 1.3V ~ 4.4V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-QFN (3x3)
AB1805-T3
 Abracon LLC IC RTC CLOCK/CALENDAR I2C 16-QFN ActiveClock/CalendarAlarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer256BHH:MM:SS:hhYY-MM-DD-ddI²C, 2-Wire Serial1.7 V ~ 3.6 V1.5 V ~ 3.6 V0.17µA ~ 0.22µA @ 1.8V ~ 3V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-QFN (3x3)
M41T66Q6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 16-QFN ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer
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HH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.5 V ~ 4.4 V
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0.9µA ~ 1.1µA @ 1.5V ~ 4.4V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-QFN (3x3)
ISL12057IBZ
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 3.6 V
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0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
ISL12058IRTZ
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-TDFN ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 3.6 V
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0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-WDFN Exposed Pad8-TDFN (3x3)
RTC-4543SA:A3 ROHS
 EPSON IC RTC CLOCK/CALENDAR 14-SOP ActiveClock/Calendar
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YY-MM-DD3-Wire Serial2.5 V ~ 5.5 V
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1µA ~ 3µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount14-SOIC (0.197", 5.00mm Width)14-SOP
DS1342U+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
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0.6µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1341U+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
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0.5µA ~ 0.6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
M41T00M6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarLeap Year
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HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T00SM6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V2 V ~ 3.5 V70µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T93ZQA6F
 STMicroelectronics IC RTC CLOCK/CALENDAR SPI 16-QFN ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddSPI2.38 V ~ 5.5 V1.8 V ~ 5.5 V10µA @ 5.5V-40°C ~ 85°CSurface Mount16-VQFN Exposed Pad16-QFN (4x4)
ISL12082IB8Z
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarAlarm, Leap Year, Watchdog Timer
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
ISL1208IRT8Z
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-TDFN ActiveClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-WDFN Exposed Pad8-TDFN (3x3)
ISL1220IUZ-T
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 10-MSOP ActiveClock/CalendarAlarm, Leap Year, SRAM8BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
RX8900SA:UB3 PURE SN
 EPSON IC RTC CLOCK/CALENDAR I2C 14-SOP ActiveClock/CalendarAlarm
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HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.5 V ~ 5.5 V1.6 V ~ 5.5 V1.35µA ~ 1.45µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount14-SOIC (0.209", 5.30mm Width)14-SOIC
ISL1208IU8Z-T7A
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-MSOP ActiveClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
ISL1209IU10Z
 Renesas Electronics America Inc. IC RTC EVENT REC I2C 10-MSOP ActiveTime Event RecorderAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
ISL1219IUZ
 Renesas Electronics America Inc. IC RTC EVENT REC I2C 10-MSOP ActiveTime Event RecorderAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
ISL12026AIBZ
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
1338-31DCGI8
 IDT, Integrated Device Technology Inc IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V5µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
ISL1209IU10Z-TK
 Renesas Electronics America Inc. IC RTC EVENT REC I2C 10-MSOP ActiveTime Event RecorderAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
DS1302S+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR SER 8-SOIC ActiveClock/CalendarLeap Year, NVSRAM, Trickle-Charger31BHH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial2 V ~ 5.5 V2 V ~ 5.5 V0.3µA ~ 1µA @ 2V ~ 5V0°C ~ 70°CSurface Mount8-SOIC (0.209", 5.30mm Width)8-SO
ISL12026IBZ-T
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
RX-4571LC:B3 PURE SN
 EPSON IC RTC CLOCK/CALENDAR SER 12-VSOJ ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (24 hr)YY-MM-DD-dd3-Wire Serial1.6 V ~ 5.5 V
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0.95µA ~ 1µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount12-TFSOJ (0.094", 2.40mm Width)12-VSOJ
DS1393U-18+
 Maxim Integrated IC RTC CLOCK/CALENDAR SER 10-USOP ObsoleteClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-dd3-Wire Serial1.71 V ~ 1.89 V1.3 V ~ 3.7 V100µA @ 1.71V ~ 1.89V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-uMAX
M41T93ZMY6F
 STMicroelectronics IC RTC CLOCK/CALENDAR SPI 18-SOX ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddSPI2.38 V ~ 5.5 V1.8 V ~ 5.5 V10µA @ 5.5V-40°C ~ 85°CSurface Mount18-SOX, 18-SOIC with Crystal (7.5mm Width)18-SOX
ISL12028IV27Z-T
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 14-TSSOP ObsoleteClock/CalendarAlarm, Leap Year, Supervisor, Watchdog Timer
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount14-TSSOP (0.173", 4.40mm Width)14-TSSOP
ISL12024IBZ-T
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarAlarm, Leap Year, Unique ID
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
DS1343E-18+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR SPI 20-TSSOP ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.71 V ~ 5.5 V1.3 V ~ 5.5 V
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-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
DS1343D-18+T&R
 Maxim Integrated IC RTC CLOCK/CAL SPI 14TDFN ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.71 V ~ 5.5 V1.3 V ~ 5.5 V
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-40°C ~ 85°CSurface Mount14-WFDFN Exposed Pad14-TDFN-EP (3x3)
DS1343E-3+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR SPI 20-TSSOP ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2.7 V ~ 5.5 V1.3 V ~ 5.5 V
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-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
DS1344E-3+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR SPI 20-TSSOP ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2.7 V ~ 5.5 V1.3 V ~ 5.5 V
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-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
DS1344D-33+T&R
 Maxim Integrated IC RTC CLOCK/CAL SPI 14TDFN ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI3 V ~ 5.5 V1.3 V ~ 5.5 V120µA ~ 160µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount14-WFDFN Exposed Pad14-TDFN-EP (3x3)
DS1343D-33+T&R
 Maxim Integrated IC RTC CLOCK/CAL SPI 14TDFN ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI3 V ~ 5.5 V1.3 V ~ 5.5 V120µA ~ 160µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount14-WFDFN Exposed Pad14-TDFN-EP (3x3)
DS1344D-18+T&R
 Maxim Integrated IC RTC CLOCK/CAL SPI 14TDFN ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.71 V ~ 5.5 V1.3 V ~ 5.5 V
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-40°C ~ 85°CSurface Mount14-WFDFN Exposed Pad14-TDFN-EP (3x3)
RTC-4574JE:B3 ROHS
 EPSON IC RTC CLOCK/CALENDAR SER 20-VSOJ ActiveClock/CalendarAlarm, Leap Year
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HH:MM:SS (24 hr)YY-MM-DD-dd3-Wire Serial1.6 V ~ 5.5 V
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1µA ~ 2µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-LSSOJ (0.213", 5.40mm Width)20-VSOJ
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