| 制造商 | 部件名 | 数据表 | 功能描述 |
 NXP Semiconductors |
PCF8593
|
139Kb / 28P |
Low power clock/calendar
1997 Mar 25 |
 Intersil Corporation |
ISL12057
|
298Kb / 17P |
Low Cost and Low Power I2C RTC Real Time Clock/Calendar
June 15, 2009 |
|
ISL12058
|
329Kb / 19P |
Low Cost and Low Power I2C-Bus??Real Time Clock/Calendar
June 15, 2009 |
|
ISL12059
|
196Kb / 11P |
Low Cost and Low Power I2C Bus??Real Time Clock/Calendar
|
 NXP Semiconductors |
PCF8564A
|
924Kb / 44P |
Real time clock and calendar
Rev. 1-8 October 2009 |
|
PCF8523
|
1Mb / 66P |
Real-Time Clock (RTC) and calendar
Rev. 3-30 March 2011 |
|
PCF8564A
|
1Mb / 45P |
Real time clock and calendar
Rev. 02-30 September 2010 |
|
PCF8523
|
700Kb / 75P |
Real-Time Clock (RTC) and calendar
Rev. 4-5 July 2012 |
|
PCF8564A_1308
|
386Kb / 48P |
Real time clock and calendar
Rev. 3-26 August 2013 |
 Renesas Technology Corp |
ISL12059
|
513Kb / 11P |
Low Cost and Low Power I2C Bus Real Time Clock/Calendar Low Power and Low Cost RTC
|