参数资料
型号: TC820CPL
厂商: Microchip Technology
文件页数: 5/34页
文件大小: 0K
描述: IC ADC 3 3/4DGT LGC PROBE 40DIP
标准包装: 10
显示器类型: LCD
配置: 7 段 + 2 个信号器
数字或字符: A/D,3.75 位数字
电流 - 电源: 1mA
电源电压: 9V
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 40-DIP(0.600",15.24mm)
供应商设备封装: 40-PDIP
包装: 管件
产品目录页面: 673 (CN2011-ZH PDF)
TC820
ELECTRICAL CHARACTERISTICS (CONTINUED)
Electrical Characteristics: Unless otherwise specified, V SS = 9V, T A = +25°C
Parameter
Scale Factor Temperature
Coefficient
Sym
TC FS
Min
Typ
1
5
Max
5
Units
ppm/°C
ppm/°C
Test Conditions
V IN = 399 mV
0°C ≤ T A ≤ +70°C
-40°C ≤ T A ≤ +85°C
Ext Ref = 0 ppm/°C
Supply Current
Peak-to-Peak Backplane
I S
4.25
1
4.7
1.5
5.3
mA
V
V IN = 0V
V S = 9V
Drive Voltage
V DISP = DGND
Buzzer Frequency
Counter TIme-Base Period
Low Battery Flag Voltage
6.7
5
1
7
7.3
kHz
Second
V
F OSC = 40 kHz
F OSC = 40 kHz
V DD to V SS
Input Low Voltage
Input High Voltage
V IL
V IH
V DD – 1.5
DGND + 1.5
V
V
Output Low Voltage, UR, OR
V OL
V DD – 1.5
DGND + 0.4
V
I L = 50 μ A
Outputs
Control Pin Pull-down Current
5
μA
V IN = V DD
Note 1:
2:
Input voltages may exceed the supply voltages provided that input current is limited to ±100 μA. Current above this
value may result in invalid display readings, but will not destroy the device if limited to ±1 mA.
Dissipation ratings assume device is mounted with all leads soldered to printed circuit board.
? 2007 Microchip Technology Inc.
DS21476C-page 5
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