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ALLCHIPS ELECTRONICS LIMITED

Image Name Manufacturer Quantity Mfr Series Package Product Status Operating Temperature Mounting Type Package / Case Type Features Base Product Number Digi-Key Programmable Voltage - Supply Supplier Device Package DataSheet RoHS Status Moisture Sensitivity Level (MSL) REACH Status Other Names ECCN HTSUS Standard Package Interface Memory Size Time Format Date Format Voltage - Supply, Battery Current - Timekeeping (Max)
Analog Devices Inc./Maxim Integrated DS1685E-3/TR Analog Devices Inc./Maxim Integrated DS1685E-3/TR Analog Devices Inc./Maxim Integrated
RFQ

Min: 1

Mult: 1

/image/Analog Devices Inc./Maxim Integrated - Bulk Active 0°C ~ 70°C (TA) Surface Mount 24-TSSOP (0.173", 4.40mm Width) Clock/Calendar Alarm, Daylight Savings, NVRAM, NVSRAM, Square Wave Output, Y2K Not Verified 2.7V ~ 3.7V 24-TSSOP download Not applicable 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 Parallel 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5V ~ 3.7V 2mA @ 3V
Analog Devices Inc./Maxim Integrated DS1391U-18 Analog Devices Inc./Maxim Integrated DS1391U-18 Analog Devices Inc./Maxim Integrated
RFQ

Min: 1

Mult: 1

/image/Analog Devices Inc./Maxim Integrated - Bulk Active -40°C ~ 85°C (TA) Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger DS1391 1.71V ~ 1.89V 10-uMAX download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 SPI, 4-Wire Serial - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.3V ~ 3.7V 100µA @ 1.71V ~ 1.89V
Analog Devices Inc./Maxim Integrated DS1375T Analog Devices Inc./Maxim Integrated DS1375T Analog Devices Inc./Maxim Integrated
RFQ

Min: 1

Mult: 1

/image/Analog Devices Inc./Maxim Integrated - Tube Active -40°C ~ 85°C (TA) Surface Mount 6-WDFN Exposed Pad Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM Not Verified 1.7V ~ 5.5V 6-TDFN-EP (3x3) download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 I²C 16B HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V ~ 5.5V 0.5µA @ 1.7V ~ 5.5V
Nisshinbo Micro Devices Inc. R2023L-E2 Nisshinbo Micro Devices Inc. R2023L-E2 Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. * Tape & Reel (TR) Active R2023 Not Verified download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 3,000
Nisshinbo Micro Devices Inc. R2033T-E2-F Nisshinbo Micro Devices Inc. R2033T-E2-F Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. * Tape & Reel (TR) Active R2033 Not Verified download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 2,000
Nisshinbo Micro Devices Inc. R2043L-E2 Nisshinbo Micro Devices Inc. R2043L-E2 Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. * Tape & Reel (TR) Active R2043 Not Verified download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 3,000
Nisshinbo Micro Devices Inc. R2051S02-E2-F Nisshinbo Micro Devices Inc. R2051S02-E2-F Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. * Tape & Reel (TR) Active R2051 Not Verified download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 2,000
Nisshinbo Micro Devices Inc. R2051T01-E2-F Nisshinbo Micro Devices Inc. R2051T01-E2-F Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. * Tape & Reel (TR) Active R2051 Not Verified download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 2,000
Nisshinbo Micro Devices Inc. R2062L01-E2 Nisshinbo Micro Devices Inc. R2062L01-E2 Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. * Tape & Reel (TR) Active R2062 Not Verified download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 3,000
Analog Devices Inc./Maxim Integrated DS1306EN+T&R/C04 Analog Devices Inc./Maxim Integrated DS1306EN+T&R/C04 Analog Devices Inc./Maxim Integrated
RFQ

Min: 1

Mult: 1

/image/Analog Devices Inc./Maxim Integrated * Tape & Reel (TR) Obsolete DS1306 Not Verified download ROHS3 Compliant 1 (Unlimited) REACH Unaffected OBSOLETE 0000.00.0000 2,500
Cymbet Corporation CBC92132C-Q3-TR3 Cymbet Corporation CBC92132C-Q3-TR3 Cymbet Corporation
RFQ

Min: 1

Mult: 1

/image/Cymbet Corporation - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 16-UFQFN Exposed Pad Clock/Calendar Alarm, Backup Supply Charger, Leap Year, RAM CBC92132 Not Verified 2.5V ~ 5.5V 16-MLPQ (3x3) download ROHS3 Compliant 1 (Unlimited) EAR99 8542.39.0001 3,000 I²C 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 3.2V 0.05µA @ 2.5V ~ 5.5V
Renesas Electronics America Inc 1337ACSRI Renesas Electronics America Inc 1337ACSRI Renesas Electronics America Inc
RFQ

Min: 1

Mult: 1

/image/Renesas Electronics America Inc - Bulk Obsolete -40°C ~ 85°C Surface Mount 16-SOIC (0.295", 7.50mm Width) Clock/Calendar Alarm, Leap Year, Square Wave Output Not Verified 1.8V ~ 5.5V 16-SOIC 1 (Unlimited) OBSOLETE 1 I²C - HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V ~ 3.7V 0.6µA @ 1.3V ~ 1.8V
Renesas Electronics America Inc 1339A-31DVGI8 Renesas Electronics America Inc 1339A-31DVGI8 Renesas Electronics America Inc
RFQ

Min: 1

Mult: 1

/image/Renesas Electronics America Inc - Tape & Reel (TR) Obsolete -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger Not Verified 2.7V ~ 5.5V 8-TSSOP 1 (Unlimited) OBSOLETE 1 I²C - HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V ~ 3.7V 200µA @ 3.63V ~ 5.5V
Renesas Electronics America Inc 1339B-31DVGI Renesas Electronics America Inc 1339B-31DVGI Renesas Electronics America Inc
RFQ

Min: 1

Mult: 1

/image/Renesas Electronics America Inc - Bulk Obsolete -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger Not Verified 2.7V ~ 5.5V 8-TSSOP 1 (Unlimited) OBSOLETE 1 I²C - HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V ~ 3.7V 200µA @ 3.63V ~ 5.5V
Analog Devices Inc./Maxim Integrated DS1672S-3+T&R Analog Devices Inc./Maxim Integrated DS1672S-3+T&R Analog Devices Inc./Maxim Integrated
RFQ

Min: 1

Mult: 1

/image/Analog Devices Inc./Maxim Integrated - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) Binary Counter Trickle-Charger DS1672 Not Verified 2.7V ~ 3.3V 8-SOIC download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 2,500 I²C, 2-Wire Serial - Binary Binary 1.3V ~ 3.63V 500µA @ 3.3V
Analog Devices Inc./Maxim Integrated DS1318E+T&R Analog Devices Inc./Maxim Integrated DS1318E+T&R Analog Devices Inc./Maxim Integrated
RFQ

Min: 1

Mult: 1

/image/Analog Devices Inc./Maxim Integrated - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 24-TSSOP (0.173", 4.40mm Width) Elapsed Time Counter Alarm, Square Wave Output DS1318 Not Verified 3V ~ 3.6V 24-TSSOP download ROHS3 Compliant 1 (Unlimited) REACH Unaffected DS1318E+CT EAR99 8542.39.0001 1,000 Parallel - Binary Binary 1.6V ~ 3.7V 150µA @ 3V ~ 3.6V
EPSON RTC-4543SA:A:PURE SN EPSON RTC-4543SA:A:PURE SN EPSON
RFQ

Min: 1

Mult: 1

/image/EPSON RTC-4543SA Strip Obsolete -40°C ~ 85°C Surface Mount 14-SOIC (0.197", 5.00mm Width) Clock/Calendar - Not Verified 2.5V ~ 5.5V 14-SOP download ROHS3 Compliant 1 (Unlimited) EAR99 8542.39.0001 100 3-Wire Serial - - - - 1µA ~ 3µA @ 2V ~ 5V
EPSON RX-4045SAAAB PURE SN EPSON RX-4045SAAAB PURE SN EPSON
RFQ

Min: 1

Mult: 1

/image/EPSON RX-4045SA Strip Active -40°C ~ 85°C Surface Mount 14-SOIC (0.197", 5.00mm Width) Clock/Calendar Alarm Not Verified 1.7V ~ 5.5V 14-SOP download ROHS3 Compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 SPI - HH:MM:SS (12/24 hr) YY-MM-DD-dd - 1.2µA ~ 1.8µA @ 3V ~ 5V
EPSON RX-4045SAAA3 PURE SN EPSON RX-4045SAAA3 PURE SN EPSON
RFQ

Min: 1

Mult: 1

/image/EPSON RX-4045SA Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 14-SOIC (0.197", 5.00mm Width) Clock/Calendar Alarm Not Verified 1.7V ~ 5.5V 14-SOP download ROHS3 Compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 250 SPI - HH:MM:SS (12/24 hr) YY-MM-DD-dd - 1.2µA ~ 1.8µA @ 3V ~ 5V
Nisshinbo Micro Devices Inc. R2025D-E2-F Nisshinbo Micro Devices Inc. R2025D-E2-F Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 22-SMD Module Exposed Pad Clock/Calendar Alarm, Leap Year R2025 Not Verified 1.7V ~ 5.5V 22-SON (6.1x4.7) download RoHS Compliant 1 (Unlimited) 2129-R2025D-E2-FCT EAR99 8542.39.0001 1,000 I²C, 2-Wire Serial - HH:MM:SS (12/24 hr) YY-MM-DD-dd - 120µA ~ 1.8µA @ 3V ~ 5V
Nisshinbo Micro Devices Inc. R2043T-E2-F Nisshinbo Micro Devices Inc. R2043T-E2-F Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 10-VFSOP, 10-MSOP (0.110", 2.80mm Width) Clock/Calendar Alarm, Leap Year R2043 Not Verified 1.7V ~ 5.5V 10-TSSOPG download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 2,000 4-Wire Serial - HH:MM:SS (12/24 hr) YY-MM-DD-dd - 1µA @ 3V
Nisshinbo Micro Devices Inc. RV5C348B-E2-F Nisshinbo Micro Devices Inc. RV5C348B-E2-F Nisshinbo Micro Devices Inc.
RFQ

Min: 1

Mult: 1

/image/Nisshinbo Micro Devices Inc. - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 10-LFSOP, 10-MSOP (0.110", 2.80mm Width) Clock/Calendar Alarm, Leap Year RV5C348 Not Verified 2V ~ 5.5V 10-SSOP-G download RoHS Compliant 1 (Unlimited) EAR99 8542.39.0001 2,000 4-Wire Serial - HH:MM:SS (12/24 hr) YY-MM-DD-dd - 1µA @ 3V
Analog Devices Inc./Maxim Integrated DS1672S-2+ Analog Devices Inc./Maxim Integrated DS1672S-2+ Analog Devices Inc./Maxim Integrated
RFQ

Min: 1

Mult: 1

/image/Analog Devices Inc./Maxim Integrated - Tube Active -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) Binary Counter Trickle-Charger DS1672 Not Verified 1.8V ~ 2.2V 8-SOIC download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 100 I²C, 2-Wire Serial - Binary Binary 1.3V ~ 3.63V 500µA @ 2.2V
Diodes Incorporated PT7C4302AWEX Diodes Incorporated PT7C4302AWEX Diodes Incorporated
RFQ

Min: 1

Mult: 1

/image/Diodes Incorporated - Tape & Reel (TR) Obsolete -40°C ~ 85°C (TA) Surface Mount 8-SOIC (0.154", 3.90mm Width) Clock/Calendar Leap Year, NVSRAM, Square Wave Output, Trickle-Charger PT7C4302 Not Verified 1.2V ~ 5.5V 8-SOIC ROHS3 Compliant 1 (Unlimited) PT7C4302AWEXDI EAR99 8542.39.0001 2,500 3-Wire Serial 31B HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2V ~ 5.5V 25.3µA ~ 81µA @ 2V ~ 5V
Diodes Incorporated PT7C4302AZEEX Diodes Incorporated PT7C4302AZEEX Diodes Incorporated
RFQ

Min: 1

Mult: 1

/image/Diodes Incorporated - Tape & Reel (TR) Obsolete -40°C ~ 85°C (TA) Surface Mount 8-WFDFN Exposed Pad Clock/Calendar Leap Year, NVSRAM, Square Wave Output, Trickle-Charger PT7C4302 Not Verified 1.2V ~ 5.5V 8-TDFN (2x3) ROHS3 Compliant 1 (Unlimited) PT7C4302AZEEXDI EAR99 8542.39.0001 3,000 3-Wire Serial 31B HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2V ~ 5.5V 25.3µA ~ 81µA @ 2V ~ 5V
Micro Crystal AG RV-8063-C7-32.768KHZ-20PPM-TA-QC Micro Crystal AG RV-8063-C7-32.768KHZ-20PPM-TA-QC Micro Crystal AG
RFQ

Min: 1

Mult: 1

/image/Micro Crystal AG - Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount 8-WCDFN Clock/Calendar Alarm, Leap Year, Programmable Clock Output, RAM, Timer Not Verified 0.9V ~ 5.5V 8-SON (3.2x1.5) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1,000 SPI, 3-Wire Serial 1B HH:MM:SS (12/24 hr) YY-MM-DD-dd - 0.24µA @ 3V
Micro Crystal AG RV-2123-C2-32.768KHZ-10PPM-TA-QC Micro Crystal AG RV-2123-C2-32.768KHZ-10PPM-TA-QC Micro Crystal AG
RFQ

Min: 1

Mult: 1

/image/Micro Crystal AG - Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount 10-TCDFN Exposed Pad Clock/Calendar Alarm, Leap Year, Programmable Clock Output, Timer Not Verified 1.1V ~ 5.5V 10-SON (5x3.2) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1,000 SPI, 4-Wire Serial - HH:MM:SS (12/24 hr) YY-MM-DD-dd - 0.18µA @ 3V
Micro Crystal AG RV-3129-C3-32.768KHZ-OPTION-A-TA-QC Micro Crystal AG RV-3129-C3-32.768KHZ-OPTION-A-TA-QC Micro Crystal AG
RFQ

Min: 1

Mult: 1

/image/Micro Crystal AG - Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount 10-VCDFN Clock/Calendar Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger Not Verified 1.3V ~ 5.5V 10-SON (3.7x2.5) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1,000 I²C, 2-Wire Serial 2B, 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd - 1µA @ 3V
Micro Crystal AG RV-3149-C3-32.768KHZ-OPTION-B-TA-QC Micro Crystal AG RV-3149-C3-32.768KHZ-OPTION-B-TA-QC Micro Crystal AG
RFQ

Min: 1

Mult: 1

/image/Micro Crystal AG - Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount 10-VCDFN Clock/Calendar Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger Not Verified 1.3V ~ 5.5V 10-SON (3.7x2.5) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1,000 SPI, 4-Wire Serial 2B, 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd - 1µA @ 3V
Micro Crystal AG RV-3129-C3-32.768KHZ-OPTION-A-TB-QA Micro Crystal AG RV-3129-C3-32.768KHZ-OPTION-A-TB-QA Micro Crystal AG
RFQ

Min: 1

Mult: 1

/image/Micro Crystal AG Automotive, AEC-Q200 Tape & Reel (TR) Active -40°C ~ 125°C (TA) Surface Mount 10-VCDFN Clock/Calendar Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger Not Verified 1.3V ~ 5.5V 10-SON (3.7x2.5) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1,000 I²C, 2-Wire Serial 2B, 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd - 1µA @ 3V

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