| PART |
Description |
Maker |
| DS1284 |
Watchdog Timekeeper Chip(看门狗计时器芯片)
|
Maxim Integrated Products, Inc.
|
| DS1286 |
Watchdog Timekeeper(看门狗计时器芯片)
|
Maxim Integrated Products, Inc.
|
| 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.
|
| 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.
|
| ADM693A ADM691A ADM693AARN ADM693AAN ADM693AARW AD |
P Supervisor , Adjustable Reset and Watchdog Periods
P Supervisor with Backup Battery Switchover, Watchdog Feature, Power Fail Warning, 4.4V Threshold Voltage, 250mA Output Current
P Supervisor with Backup Battery Switchover, Adjustable Reset and Watchdog Periods, Chip Enable Signals, 4.65V Threshold Voltage, Watchdog, Battery Backup and Low Vcc Status O/Ps and 250mA Output Current
P Supervisor with Backup Battery Switchover, 50 ms Nominal Adjustable Reset Period, Adjustable Watchdog Period, Chip Enable Signals, 4.65V Threshold Voltage, Watchdog, Backup Battery and Low Vcc Status O/Ps and 100mA Output Current
Microprocessor Supervisory Circuits
|
Analog Devices
http://
|
| AT91R40008 AT91FR40161 AT91FR40162 AT91FR4042 AT91 |
The AT91R40807 features 136K bytes of on-chip SRAM, an External Bus Interface, a 3-channel Timer/Counter, 2 USARTs, a Watchdog Timer and advanced power-saving features.
The AT91R40008 features 256K bytes of on-chip SRAM, an External Bus Interface, a 3-channel Timer/Counter, 2 USARTs, a Watchdog Timer and advanced power-saving features.The AT91X408XX Series does not feature Boundary-scan cells on digital p
The AT91M40800 features 8K bytes of on-chip SRAM, an External Bus Interface, a 3-channel Timer/Counter, 2 USARTs, a Watchdog Timer and advanced power-saving features.
The AT91FR4042 features 256K bytes of on-chip SRAM, 512K bytes of Flash, an External Bus Interface, a 3-channel Timer/Counter, 2 USARTs, a Watchdog Timer and advanced power-saving features.The AT91X408XX Series does not feature Boundary-sc
The AT91FR40162 features 256K bytes of on-chip SRAM, 2M bytes of Flash, an External Bus Interface, a 3-channel Timer/Counter, 2 USARTs, a Watchdog Timer and advanced power-saving features.The AT91X408XX Series does not feature Boundary-sca
The AT91FR40161 features 136 K bytes of on-chip SRAM, 2M bytes of Flash, an External Bus Interface, a 3-channel Timer/Counter, 2 USARTs, a Watchdog Timer and advanced power-saving features.The AT91x40 Series does not feature boundary-scan
AT91 ARM Thumb Microcontrollers
|
ATMEL Corporation
|
| M48T212YSH M48T212V-70MH1 M48T212V-70MH1E M48T212V |
5V/3.3V TIMEKEEPER CONTROLLER Supervisor
|
STMICROELECTRONICS[STMicroelectronics]
|
| M48T129Y-70PM1 |
3.3V-5V 1 MB (128K X 8) TIMEKEEPER SRAM
|
SGS Thomson Microelectronics
|
| M48T129V-85PM1 |
3.3V-5V 1 MB (128K X 8) TIMEKEEPER SRAM
|
ST Microelectronics
|
