制造商 | 部件名 | 数据表 | 功能描述 |
Maxim Integrated Produc... |
DS3232M_V1
|
2Mb / 23P |
±5ppm, I2C Real-Time Clock with SRAM
Rev 1; 8/12 |
DS3231M
|
1Mb / 20P |
±5ppm, I2C Real-Time Clock
Rev 4; 9/12 |
DS3231M_1112
|
1Mb / 20P |
±5ppm, I2C Real-Time Clock
Rev 3; 12/11 |
DS3231M
|
1Mb / 20P |
5ppm, I2C Real-Time Clock Battery Backup for Continuous Timekeeping
Rev 1; 5/11 |
Microchip Technology |
MCP7940M-I
|
1,006Kb / 38P |
Low-Cost I2C??Real-Time Clock/Calendar with SRAM
11/29/11 |
MCP7940M
|
1,006Kb / 38P |
Low-Cost I2C??Real-Time Clock/Calendar with SRAM
11/29/11 |
MCP7940N
|
727Kb / 58P |
Battery-Backed I2C Real-Time Clock/Calendar with SRAM
09/14/21 |
ARTSCHIP ELECTRONICS CO... |
DS1307
|
249Kb / 14P |
I2C Real-Time Clock
|
Epson Company |
RTC-4553
|
111Kb / 2P |
Real time clock module(SERIAL-INTERFACE REAL TIME CLOCK MODULE WITH SRAM)
|
Microchip Technology |
MCP79400
|
1Mb / 42P |
I2C Real-Time Clock/Calendar with SRAM, Unique IDand Battery Switchover
11/29/11 |