参数资料
型号: DS1342U+T&R
厂商: Maxim Integrated Products
文件页数: 12/16页
文件大小: 0K
描述: IC RTC I2C W/ALARM 8USOP
产品培训模块: DS134x Real Time Clocks
Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
类型: 时钟/日历
特点: 警报器,闰年,方波输出
时间格式: HH:MM:SS(12/24 小时)
数据格式: YY-MM-DD-dd
接口: I²C,2 线串口
电源电压: 1.8 V ~ 5.5 V
电压 - 电源,电池: 1.3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-uMAX
包装: 标准包装
其它名称: DS1342U+T&RDKR
5
Maxim Integrated
Low-Current I2C RTCs for High-ESR Crystals
DS1341/DS1342
Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
POWER-SUPPLY CURRENT
vs. SCL FREQUENCY
DS1341/2
toc07
SCL FREQUENCY (kHz)
SUPPLY
CURRENT
(A)
300
200
100
10
20
30
40
50
60
70
80
0
400
TA = +25°C, IOUT = 0mA
6.0V
5.0V
3.0V
1.8V
DS1341/2
toc06
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
8
6
4
2
0.1
0.2
0.3
0.4
0.5
0
010
SQW/INTB OUTPUT-VOLTAGE LOW
vs. OUTPUT CURRENT
VCC = +1.8V, TA = +25°C
SQW/INTB OUTPUT-VOLTAGE HIGH
vs. OUTPUT CURRENT
DS1341/2
toc05
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
-2
-4
-6
-8
1.0
1.2
1.4
1.6
1.8
2.0
0.8
-10
0
VCC = +1.8V, TA = +25°C
DS1342 ICCT SUPPLY CURRENT vs. SUPPLY VOLTAGE
(EGFIL = 1, DOSF = 0)
DS1341/2
toc04
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(nA)
5
4
3
2
250
300
350
400
450
500
550
200
1
CLKIN = GND, IOUT = 0mA
+85°C
+25°C
-40°C
DS1342 ICCT SUPPLY CURRENT vs. SUPPLY VOLTAGE
(EGFIL = 0, DOSF = 1)
DS1341/2
toc03
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(nA)
5
4
2
3
150
200
250
300
400
350
450
500
100
1
CLKIN = GND, IOUT = 0mA
+85°C
+25°C
-40°C
DS1341 ICCT SUPPLY CURRENT vs. SUPPLY VOLTAGE
(EGFIL = 1, DOSF = 0)
DS1341/2
toc02
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(nA)
5
4
3
2
250
300
350
400
450
500
550
200
1
CLKIN = GND, IOUT = 0mA
+85°C
+25°C
-40°C
DS1341 ICCT SUPPLY CURRENT vs. SUPPLY VOLTAGE
(EGFIL = 0, DOSF = 1)
DS1341/2
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(nA)
5
4
3
2
150
200
250
300
350
400
450
100
1
CLKIN = GND, IOUT = 0mA
+85°C
+25°C
-40°C
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