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参数资料
| 型号： | M48T248VPM |
| 厂商： | 意法半导体 |
| 英文描述： | 5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM |
| 中文描述： | 5.0或3.3V，1024K与幻象计时器的SRAM |
| 文件页数： | 8/24页 |
| 文件大小： | 306K |
| 代理商： | M48T248VPM |
M48T248Y, M48T248V
8/24
Table 5. DC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
A
= 0 to 70°C; V
CC
= 4.5 to 5.5V or 3.0 to 3.6V (except where noted).
2. RST (Pin 1) has an internal pull-up resistor.
3. All voltages are referenced to Ground.
Sym
Parameter
Test
Condition
(1)
M48T248Y
M48T248V
Unit
–70
–85
Min
Typ
Max
Min
Typ
Max
I
LI(2)
Input Leakage Current
0V
≤
V
IN
≤
V
CC
±1
±1
μA
I
LO
Output Leakage Current
0V
≤
V
OUT
≤
V
CC
±1
±1
μA
I
CC1
Supply Current
85
50
mA
I
CC2
Supply Current (TTL
Standby)
CE = V
IH
5
10
5
7
mA
I
CC3
V
CC
Power Supply
Current
CE = V
CCI
– 0.2
3
5
2
3
mA
V
IL(3)
Input Low Voltage
–0.3
0.8
–0.3
0.6
V
V
IH(3)
Input High Voltage
2.2
V
CC
+ 0.3
2.2
V
CC
+ 0.3
V
V
OL
Output Low Voltage
I
OL
= 2.0 mA
0.4
0.4
V
V
OH
Output High Voltage
I
OH
= –1.0 mA
2.4
2.4
V
V
PFD(3)
Power Fail Deselect
4.25
4.37
4.50
2.80
2.86
2.97
V
V
SO(3)
Battery Back-up
Switchover
V
BAT
2.5
V
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| M48T251V-85PM1 | 5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| M48T248Y | 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-70PM1 | 功能描述:实时时钟 1M (128Kx8) 70ns RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| M48T248Y-70PM1TR | 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-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 |
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