PART |
Description |
Maker |
DS1486P DS1486 |
RAMified Watchdog Timekeeper
|
Maxim
|
HT1380-11 |
Serial Timekeeper Chip
|
Holtek Semiconductor In...
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M48T248Y-70PM1 M48T248V-70PM1TR M48T248Y-85PM1TR M |
RESONATR SAW DL 433.81/434.06MHZ FILTER SAW 312.2MHZ REMOTE SMD 5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM 5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM 5.0.3V024K与幻象计时器的SRAM
|
意法半导 STMicroelectronics N.V.
|
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
|
M48T18-150PC1 M48T18-150MH1 M48T18-150MH1TR M48T18 |
64 Kbit 8Kb x 8 TIMEKEEPER SRAM 64千位kB × 8计时器的SRAM High Q MLC; Capacitor Type:High Q; Capacitance:1000pF; Capacitance Tolerance: /- 10%; Voltage Rating:1500VDC; Capacitor Dielectric Material:Multilayer Ceramic; Termination:SMD; Dielectric Characteristic:C0G/NP0; Series:HQCC RoHS Compliant: Yes 64K (8K X 8) TIMEKEEPER SRAM
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STMicroelectronics N.V. 意法半导 ST Microelectronics
|
AN925 |
Time Update in STs TIMEKEEPER Devices Time Update in ST’s TIMEKEEPER Devices
|
ST Microelectronics STMICROELECTRONICS[STMicroelectronics]
|
M48T212V M48T212V-70MH1 M48T212V-70MH1TR M48T212V- |
5V/3.3V TIMEKEEPER[ CONTROLLER
|
STMicroelectronics ST Microelectronics
|
M48TV-85MH1 M48T201V M48T201VMH M48T201VSH M48T201 |
3.3V-5V TIMEKEEPER CONTROLLER
|
ST Microelectronics STMicroelectronics
|
M48T129Y-70PM1 |
3.3V-5V 1 MB (128K X 8) TIMEKEEPER SRAM
|
SGS Thomson Microelectronics
|