参数资料
型号: DS1642-70+
厂商: Maxim Integrated Products
文件页数: 10/13页
文件大小: 0K
描述: IC RAM TIMEKEEP NV 70NS 24-EDIP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 14
类型: 时钟/日历
特点: 闰年,NVSRAM
存储容量: 2KB
时间格式: HH:MM:SS(24 小时)
数据格式: YY-MM-DD-dd
接口: 并联
电源电压: 4.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 24-DIP 模块(0.600",15.24mm)
供应商设备封装: 24-EDIP
包装: 管件
DS1642
6 of 13
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.3V to +6.0V
Operating Temperature Range……………………………………………...0°C to +70°C (noncondensing)
Storage Temperature Range…………………………………………… -40°C to +85°C (noncondensing)
Lead Temperature (soldering, 10 seconds)
Note: Hand or wave-soldered only (Note 6) …………. . . . . . . . . . ………..………. . . . . . . …..+260
C
This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect
reliability.
RECOMMENDED DC OPERATING CONDITIONS
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Logic 1 Voltage
(All Inputs)
VIH
2.2
VCC + 0.3
V
1
Logic 0 Voltage
(All Inputs)
VIL
-0.3
0.8
V
1
DC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICC
15
50
mA
2, 3
TTL Standby Current
( CE = VIH)
ICC1
1
3
mA
2, 3
CMOS Standby Current
( CE < VCC - 0.2V)
ICC2
1
3
mA
2, 3
Input Leakage Current
(Any Input)
IIL
-1
+1
A
I/O Leakage Current
(Any Output)
IOL
-1
+1
A
Output Logic 1 Voltage
(IOUT = -1.0mA)
VOH
2.4
1
Output Logic 0 Voltage
(IOUT = +2.1mA)
VOL
0.4
1
Write Protection Voltage
VPF
4.25
4.37
4.50
V
1
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