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参数资料
| 型号： | M48T559YMH1 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO28 |
| 封装： | 0.330 INCH, PLASTIC, SOH-28 |
| 文件页数： | 1/26页 |
| 文件大小： | 364K |
| 代理商： | M48T559YMH1 |
1/26
April 2004
M48T559Y
5.0V, 64 Kbit (8 Kbit x8) TIMEKEEPER SRAM
with Address/Address/Data Multiplexed
FEATURES SUMMARY
■
SOFTWARE and HARDWARE RESET FOR
WATCHDOG TIMER
■
REGISTER COMPATIBLE WITH M48T59
TIMEKEEPER SRAM
■
ADDRESS/ADDRESS/DATA MULTIPLEXED
I/O PINS
■
WATCHDOG TIMER - MONITORS OUT-OF-
CONTROL PROCESSOR OR “HUNG” BUS
■
ALARM WITH WAKE-UP IN BATTERY
MODE
■
INTEGRATED, ULTRA-LOW POWER SRAM,
REAL TIME CLOCK, POWER-FAIL
CONTROL CIRCUIT AND BATTERY
■
FREQUENCY TEST OUTPUT FOR REAL
TIME CLOCK
■
AUTOMATIC POWER-FAIL CHIP
DESELECT AND WRITE PROTECTION
■
POWER-FAIL DESELECT VOLTAGE
(VPFD = Power-fail Deselect Voltage):
–
M48T559Y: VCC = 4.5 to 5.5V;
4.2
≤ VPFD ≤ 4.5V
■
PACKAGING INCLUDES A 28-LEAD SOIC
and SNAPHAT TOP (to be ordered
separately)
■
SOIC PACKAGE PROVIDES DIRECT
CONNECTION FOR A SNAPHAT TOP
CONTAINS THE BATTERY AND CRYSTAL
■
MICROPROCESSOR POWER-ON RESET
(valid even during battery back-up mode)
■
PROGRAMMABLE ALARM OUTPUT
ACTIVE IN THE BATTERY BACK-UP MODE
Figure 1. Package
28
1
SOH28 (MH)
28-pin SOIC
SNAPHAT (SH)
Battery & Crystal
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相关代理商/技术参数 |
参数描述 |
|---|---|
| M48T559Y-MH1 | 功能描述:RAM其它 8KX8 TIMEKEEPR RoHS:否 制造商:Freescale Semiconductor 封装:Tray |
| M48T559YMH1TR | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x8 TIMEKEEPER SRAM with ADDRESS/DATA MULTIPLEXED |
| M48T559YSH | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x8 TIMEKEEPER SRAM with ADDRESS/DATA MULTIPLEXED |
| M48T58 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM |
| M48T58_07 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM |
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