| PART |
Description |
Maker |
| M48T37V M48T37Y |
3.3V-5V 256Kbit (32Kb x8) Timekeeper SRAM(256K32K x 8) Timekeeper 静态RAM) 3.3 - 5V56Kbit（的32KB × 8）计时器的SRAM56K位（32K的8）计时器静态内存）
|
意法半导
STMicroelectronics N.V.
|
| M48T212YSH M48T212V-70MH1 M48T212V-70MH1E M48T212V |
5V/3.3V TIMEKEEPER CONTROLLER Supervisor
|
STMICROELECTRONICS[STMicroelectronics]
|
| M48T512Y-70PM1 M48T512V |
3.3V-5V 4 MB (512K X 8) TIMEKEEPER SRAM
3.3V-5V 4 Mbit (512Kb x8) TIMEKEEPER SRAM
|
SGS Thomson Microelectronics
|
| M48T59Y-70MH1 M48T59Y-70MH1TR M48T59Y-70PC1 M48T59 |
5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
From old datasheet system
64 Kbit 8Kb x8 TIMEKEEPER SRAM 64千位8KB的x8 SRAM的计时器
|
ST Microelectronics
STMICROELECTRONICS[STMicroelectronics]
意法半导
STMicroelectronics N.V.
|
| M48T08 M48T0807 M48T08Y M48T18 |
64Kb (8K x 8) TIMEKEEPER SRAM(64KTIMEKEEPER SRAM) 64Kb的（8K的8）计时器的SRAM4K的位计时器的SRAM
5V, 64Kbit (8 Kb x 8) TIMEKEEPER? SRAM
5V, 64Kbit (8 Kb x 8) TIMEKEEPER庐 SRAM
|
STMicroelectronics N.V.
意法半导
|
| CA5010LT CA5010GN |
64 Kbit (8 Kbit X 8) TIMEKEEPER® SRAM
5V, 256 Kbit (32 Kb x 8) TIMEKEEPER® SRAM 电压基准
|
Electronic Theatre Controls, Inc.
|
| AN925 |
Time Update in STs TIMEKEEPER Devices
Time Update in ST’s TIMEKEEPER Devices
|
ST Microelectronics
STMICROELECTRONICS[STMicroelectronics]
|
| M48T129V |
3.3V-5V 1 MB (128K X 8) TIMEKEEPER SRAM
|
ST Microelectronics
|
| HT1380A HT1381A |
Serial Timekeeper Chip
|
Holtek Semiconductor Inc
|
