参数资料
型号: DS1742W-150+
厂商: Maxim Integrated Products
文件页数: 16/17页
文件大小: 0K
描述: IC RTC RAM Y2K 3.3V 150NS 24EDIP
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,Y2K
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: 2.97 V ~ 3.63 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
产品目录页面: 1434 (CN2011-ZH PDF)
DS1742
8 of 17
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………..-0.3V to +6.0V
Storage Temperature Range………………………………………………………...-40°C to +85°C
Soldering Temperature (EDIP, leads)..……………………..+260°C for 10 seconds (See Note 7)
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.
OPERATING RANGE
RANGE
TEMPERATURE
VCC
Commercial
0°C to +70°C (noncondensing)
3.3V ±10% or 5V ±10%
Industrial
-40°C to +85°C (noncondensing)
3.3V ±10% or 5V ±10%
RECOMMENDED DC OPERATING CONDITIONS
(Over the operating range)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
Logic 1
Voltage
(All Inputs)
VCC = 5V ±10%
VIH
2.2
VCC + 0.3V
V
1
VCC = 3.3V
±10%
VIH
2.0
VCC + 0.3V
V
1
Logic 0
Voltage
(All Inputs)
VCC = 5V ±10%
VIL
-0.3
+0.8
V
1
VCC = 3.3V
±10%
VIL
-0.3
+0.6
V
1
DC ELECTRICAL CHARACTERISTICS
(VCC = 5.0V ±10%, Over the operating range.)
4B
PARAMETER
5B
SYMBOL
6B
MIN
7B
TYP
8B
MAX
9B
UNITS
10B
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
Output 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
4.50
V
1
Battery Switchover Voltage
VSO
VBAT
1, 4
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