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参数资料
| 型号： | M48T248Y-70PM1TR |
| 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, PDIP32 |
| 封装： | PLASTIC, MODULE, DIP-32 |
| 文件页数： | 1/24页 |
| 文件大小： | 532K |
| 代理商： | M48T248Y-70PM1TR |
1/24
February 2005
M48T248Y
M48T248V
5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM
FEATURES SUMMARY
■
5.0V OR 3.3V OPERATING VOLTAGE
■
REAL TIME CLOCK KEEPS TRACK OF
TENTHS/HUNDREDTHS OF SECONDS,
SECONDS, MINUTES, HOURS, DAYS,
DATE OF THE MONTH, MONTHS, AND
YEARS
■
AUTOMATIC LEAP YEAR CORRECTION
VALID UP TO THE YEAR 2100
■
AUTOMATIC SWITCH-OVER AND
DESELECT CIRCUITRY
■
CHOICE OF POWER-FAIL DESELECT
VOLTAGES:
(VPFD = Power-fail Deselect Voltage):
–
M48T248Y: 4.25V
≤ V
PFD
≤ 4.50V
–
M48T248V: 2.80V
≤ V
PFD
≤ 2.97V
■
FULL 10% VCC OPERATING RANGE
■
OVER 10 YEARS’ DATA RETENTION IN
THE ABSENCE OF POWER
■
WATCH FUNCTION IS TRANSPARENT TO
RAM OPERATION
■
128K x 8 NV SRAM DIRECTLY REPLACES
VOLATILE STATIC RAM OR EEPROM
Figure 1. 32-pin, DIP Package
32
1
PMDIP32 (PM)
Obsolete
Product(s)
- Obsolete
Product(s)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| M48T248Y-85PM1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM |
| M48T248Y-85PM1TR | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM |
| M48T248YPM | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM |
| M48T251V | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM |
| M48T251V-70PM1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM |
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