SN74AC244-Q1
ZHCSS27D –MAY 2023 –REVISED MARCH 2024
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5.5 电气特性
在自然通风条件下的工作温度范围内测得(除非另有说明)
TA = 25°C
-40°C 至125°C
VCC
参数
测试条件
单位
最小值 典型值 最大值
最小值 典型值 最大值
1.5V
1.8V
2.5V
3V
1.4
1.4
1.7
2.4
2.9
4.4
5.4
1.44
2
1.7
2.4
1.79
2.49
2.99
4.49
5.49
IOH = -50uA
2.9
4.5V
5.5V
1.8V
2.5V
3V
4.4
5.4
IOH = -1mA
1.53
2.13
2.58
2.58
3.94
4.94
3.85
VOH
V
IOH = -2mA
IOH = -4mA
2.4
2.4
3.7
4.7
IOH = -12mA
IOH = -24mA
IOH = -24mA
IOH = -75mA(1)
IOH = -50mA(1)
3V
4.5V
5.5V
5.5V
5.5V
1.5V
1.8V
2.5V
3V
3.85
0.1
0.1
0.1
0.1
0.1
0.1
0.36
0.5
0.5
0.5
0.5
0.5
0.1
0.1
0.1
IOL = 50uA
0.002
0.001
0.001
0.1
4.5V
5.5V
1.8V
2.5V
3V
0.1
0.1
IOL = 1mA
0.2
VOL
V
IOL = 2mA
0.36
0.36
0.36
0.36
0.36
1.65
IOL = 4mA
IOL = 12mA
3V
IOL = 24mA
4.5V
5.5V
5.5V
5.5V
0V 至5.5V
5.5V
5.5V
5V
IOL = 24mA
IOL = 75mA(1)
IOL = 50mA(1)
VI=5.5V 或GND
VO = VCC 或GND
VI = VCC 或GND,IO = 0
VI=VCC 或GND
CL = 50pF,F = 1Mhz
1.65
±1
II
±0.1
±0.25
2
µA
µA
µA
pF
pF
IOZ
ICC
CI
±5
20
2.5
45
5.1
3
5.3
(2) (3)
CPD
5V
45
(1) 一次不应测试超过一个输出,且测试持续时间不应超过10ms
(2) CPD 用于确定每通道的动态功耗
(3) PD= VCC 2 x FI x (CPD+ CL) 其中FI= 输入频率,CL= 输出负载电容,VCC= 电源电压
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English Data Sheet: SCAS956
6
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