参数资料
型号: ICM7228AIPI
厂商: Intersil
文件页数: 5/18页
文件大小: 0K
描述: IC DRIVER DECODER 8DIG 28-PDIP
标准包装: 143
显示器类型: LED
配置: 7 段显示
数字或字符: 8 位数字
电流 - 电源: 200µA
电源电压: 4 V ~ 6 V
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 28-DIP(0.600",15.24mm)
供应商设备封装: 28-PDIP
包装: 管件
ICM7228
Electrical Specifications
V DD = +5.0V ±10%, V SS = 0V, Unless Otherwise Specified (Continued)
T A = 25 o C
-40 o C TO 85 o C
PARAMETER
Input Leakage Current, I IL
TEST CONDITIONS
All Inputs Except Pin 9, ICM7228C,
MIN
-
TYP
-
MAX
1
MIN
-
TYP
-
MAX
1
UNITS
μ A
V IN = V SS
All Inputs Except Pin 9, ICM7228C,
-
-
-1
-
-
-1
V IN = 5.0V
Display Scan Rate, f MUX
Inter-Digit Blanking Time, t IDB
Logical “1” Input Voltage, V INH
Per Digit
Three Level Input: Pin 9
-
2
4.2
390
10
-
-
-
-
-
2
4.2
390
-
-
-
-
-
Hz
μ s
V
ICM7228C, Hexadecimal V DD = 5V
Floating Input, V INF
Three Level Input: Pin 9
2.0
-
3.0
2.0
-
3.0
V
ICM7228C, Code B, V DD = 5V
Logical “0” Input Voltage, V INL
Three Level Input: Pin 9
-
-
0.8
-
-
0.8
V
ICM7228C, Shutdown, V DD = 5V
Three Level Input Impedance, Z IN
Logical “1” Input Voltage, V IH
V CC = 5V, Pin 9 of ICM7228C
All Inputs Except, Pin 9 of ICM7228C,
50
2.0
-
-
-
-
50
2.0
-
-
-
-
k ?
V
V DD = 5V
Logical “0” Input Voltage, V IL
All Inputs Except, Pin 9 of ICM7228C,
-
-
0.8
-
-
0.8
V
V DD = 5V
SWITCHING SPECIFICATIONS V DD = +5.0V ± 10%, V SS = 0V, V IL = +0.4V, V IH = +2.4V
Write Pulsewidth (Low), t WL
Write Pulsewidth (High), t WH
200
850
100
540
-
-
250
1200
-
-
-
-
ns
ns
Mode Hold Time, t MH
Mode Setup Time, t MS
Data Setup Time, t DS
Data Hold Time, t DH
Digit Address Setup Time, t AS
Digit Address Hold Time, t AH
ICM7228A, ICM7228B
ICM7228A, ICM7228B
ICM7228C
ICM7228C
0
250
250
0
250
0
-65
150
160
-60
110
-60
-
-
-
-
-
-
0
250
250
0
250
0
-
-
-
-
-
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
5
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