Real Time Clocks

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Part Details Brand Functions Date Format Time Format User RAM Bus Type Mounting Type Package Type Pin Count Dimensions Length Width Height Maximum Operating Supply Voltage Minimum Operating Temperature Maximum Operating Temperature Minimum Operating Supply Voltage
STMicroelectronics M41T60Q6F, Real Time Clock (RTC), 8B RAM Serial-I2C, 16-Pin QFN STMicroelectronics Battery Backup, Calendar DW:DM:M:Y HH:MM:SS 8B Serial-I2C Surface Mount QFN 16 3 x 3 x 0.88mm 3mm 3mm 0.88mm 4.4 V -40 °C +85 °C 1.3 V
Maxim DS1307Z+, Real Time Clock (RTC), 56B RAM Serial-I2C, 8-Pin SOIC Maxim Battery Backup, Calendar, NV RAM YY:MM:DD HH:MM:SS 56B Serial-I2C Surface Mount SOIC 8 5 x 4 x 1.5mm 5mm 4mm 1.5mm 5.5 V 0 °C +70 °C 4.5 V
NXP PCF8563T/F4,112, Real Time Clock (RTC) Serial-2 Wire, Serial-I2C, 8-Pin SOIC
  • RS Stock No. 865-2208
  • Brand NXP
  • Mfr. Part No. PCF8563T/5
NXP Calendar, Clock YY:MM:DD:dd HH:MM:SS - Serial-2 Wire, Serial-I2C Surface Mount SOIC 8 5 x 4 x 1.45mm 5mm 4mm 1.45mm 5.5 V -40 °C +85 °C 1.8 V
Epson RX-4045SA (AA), Real Time Clock (RTC) Serial, 14-Pin SOP
  • RS Stock No. 667-6271
  • Brand EPSON
  • Mfr. Part No. Q41404551000101
Epson Calendar, Timer - - - Serial Surface Mount SOP 14 5 x 10.1 x 3.2mm 5mm 10.1mm 3.2mm 5.5 V -40 °C +85 °C 1.7 V
Intersil ISL1219IUZ, Real Time Clock (RTC), 2B RAM Serial-I2C, 10-Pin MSOP Intersil Alarm, Battery Backup, Calendar DW:DM:M:Y HH:MM:SS 2B Serial-I2C Surface Mount MSOP 10 3.05 x 3.05 x 0.95mm 3.05mm 3.05mm 0.95mm 5.5 V -40 °C +85 °C 2.7 V
Maxim DS12887+, Real Time Clock (RTC), 114B RAM Multiplexed, 24-Pin EDIP Maxim Alarm, Battery Backup, Calendar, Power Fail Binary, DW:DM:M:Y Binary, HH:MM:SS 114B Multiplexed Through Hole EDIP 24 34.04 x 18.8 x 9.4mm 34.04mm 18.8mm 9.4mm 5.5 V 0 °C +70 °C 4.5 V
Maxim DS1307Z+, Real Time Clock (RTC), 56B RAM Serial-I2C, 8-Pin SOIC Maxim Alarm, Battery Backup, Calendar, Power Fail DW:DM:M:Y HH:MM:SS 56B Serial-I2C Surface Mount SOIC 8 5 x 4 x 1.5mm 5mm 4mm 1.5mm 5.5 V 0 °C +70 °C 4.5 V
Epson RX-4574LC B 5+/-23PPM, Real Time Clock (RTC) Serial, 12-Pin VSOJ
  • RS Stock No. 667-6274
  • Brand EPSON
  • Mfr. Part No. Q414574C2000311
Epson Alarm, Calendar, Timer - - - Serial Surface Mount VSOJ 12 2.4 x 3.6 x 1.2mm 2.4mm 3.6mm 1.2mm 5.5 V -40 °C +85 °C 1.6 V
Microchip MCP79410-I/SN, Real Time Clock (RTC), 64B RAM Serial-I2C, 8-Pin SOIC Microchip Battery Backup, Calendar, NV SRAM DW:DM:M:Y HH:MM:SS 64B Serial-I2C Surface Mount SOIC 8 4.9 x 3.9 x 1.25mm 4.9mm 3.9mm 1.25mm 5.5 V -40 °C +85 °C 1.8 V
Intersil ISL1208IB8Z, Real Time Clock (RTC), 2B RAM Serial-I2C, 8-Pin SOIC Intersil Alarm, Battery Backup, Calendar DW:DM:M:Y HH:MM:SS 2B Serial-I2C Surface Mount SOIC 8 5 x 4 x 1.5mm 5mm 4mm 1.5mm 5.5 V -40 °C +85 °C 2.7 V
Maxim DS1307ZN+, Real Time Clock (RTC), 56B RAM Serial-I2C, 8-Pin SOIC Maxim Calendar DW:DM:M:Y HH:MM:SS 56B Serial-I2C Surface Mount SOIC 8 5 x 4 x 1.5mm 5mm 4mm 1.5mm 5.5 V -40 °C +85 °C 4.5 V
NXP PCF8563TS/4, Real Time Clock (RTC) Serial-I2C, 8-Pin TSSOP
  • RS Stock No. 511-103
  • Brand NXP
  • Mfr. Part No. PCF8563TS/4
NXP Alarm, Battery Backup, Calendar, Watchdog Timer DW:DM:M:Y HH:MM:SS - Serial-I2C Surface Mount TSSOP 8 3.1 x 3.1 x 0.95mm 3.1mm 3.1mm 0.95mm 5.5 V -40 °C +85 °C 1.8 V
Maxim DS1307N+, Real Time Clock (RTC), 56B RAM Serial-I2C, 8-Pin PDIP Maxim Clock DM:M:DW:Y SS:MM:HH 56B Serial-I2C Through Hole PDIP 8 9.91 x 7.87 x 4.45mm 9.91mm 7.87mm 4.45mm 5.5 V -40 °C +85 °C 4.5 V
Intersil CDP68HC68T1MZ, Real Time Clock (RTC), 32B RAM Serial-SPI, 20-Pin SOIC W Intersil Alarm, Battery Backup, Calendar, Watchdog Timer DW:DM:M:Y HH:MM:SS 32B Serial-SPI Surface Mount SOIC W 20 13 x 7.6 x 2.35mm 13mm 7.6mm 2.35mm 6 V -40 °C +85 °C 3 V
STMicroelectronics M41T62LC6F, Real Time Clock (RTC), 16B RAM Serial, 8-Pin CLCC STMicroelectronics Alarm, Calendar, Real Time Clock, Square Wave Output, Watchdog Timer Binary, D:D:M:Y:C Binary, HH:MM:SS 16B Serial Surface Mount CLCC 8 3.3 x 1.6 x 0.8mm 3.3mm 1.6mm 0.8mm 4.4 V -40 °C +85 °C 1.3 V
Maxim DS1302+, Real Time Clock (RTC), 31B RAM Serial, 8-Pin PDIP Maxim Alarm, Battery Backup, Calendar DW:DM:M:Y HH:MM:SS 31B Serial Through Hole PDIP 8 9.91 x 7.87 x 4.45mm 9.91mm 7.87mm 4.45mm 5.5 V 0 °C +70 °C 2 V
STMicroelectronics M48T58Y-70PC1, Real Time Clock (RTC), 8192B RAM Parallel, 28-Pin PCDIP STMicroelectronics Battery Backup, Calendar, Chip Deselect, Switch Over, Write Protection DW:DM:M:Y HH:MM:SS 8192B Parallel Through Hole PCDIP 28 39.88 x 18.34 x 8.89mm 39.88mm 18.34mm 8.89mm 5.5 V 0 °C +70 °C 4.5 V
Maxim DS1302N+, Real Time Clock (RTC), 31B RAM Serial-3 Wire, 8-Pin PDIP Maxim Trickle Charger DM:M:DW:Y SS:MM:HH 31B Serial-3 Wire Through Hole PDIP 8 9.91 x 7.87 x 4.45mm 9.91mm 7.87mm 4.45mm 5.5 V -40 °C +85 °C 2 V
Maxim DS1302Z+, Real Time Clock (RTC), 31B RAM Serial, 8-Pin SOIC Maxim Calendar, NV RAM, Trickle Charger DW:DM:M:Y HH:MM:SS 31B Serial Surface Mount SOIC 8 5 x 4 x 1.5mm 5mm 4mm 1.5mm 5.5 V 0 °C +70 °C 2 V
Maxim DS1306+, Real Time Clock (RTC), 96B RAM Serial-SPI, 16-Pin PDIP Maxim Alarm, Battery Backup, Calendar DW:DM:M:Y HH:MM:SS 96B Serial-SPI Through Hole PDIP 16 19.43 x 7.87 x 4.45mm 19.43mm 7.87mm 4.45mm 5.5 V 0 °C +70 °C 2 V
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