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74LCX138SJX 参数 Datasheet PDF下载

74LCX138SJX图片预览
型号: 74LCX138SJX
PDF下载: 下载PDF文件 查看货源
内容描述: 低压1 - 8解码器/多路解复用器,具有5V容限输入 [Low Voltage 1-of-8 Decoder/Demultiplexer with 5V Tolerant Inputs]
分类和应用: 解码器驱动器解复用器逻辑集成电路光电二极管
文件页数/大小: 12 页 / 408 K
品牌: FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
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AC Electrical Characteristics  
T
A = −40°C to +85°C, RL = 500Ω  
CC = 2.7V  
L = 50pF  
Max Min  
V
CC = 3.3V ± 0.3V  
L = 50pF  
Max  
V
VCC = 2.5V ± 0.2V  
L = 30pF  
Max  
Symbol  
Parameter  
Units  
C
C
C
Min  
Min  
tPHL  
tPLH  
tPHL  
tPLH  
tPHL  
Propagation Delay  
1.5  
1.5  
1.5  
1.5  
1.5  
1.5  
6.0  
6.0  
6.5  
6.5  
6.0  
6.0  
1.0  
1.0  
1.5  
1.5  
1.5  
1.5  
1.5  
1.5  
7.0  
7.0  
7.5  
7.5  
7.0  
7.0  
1.5  
1.5  
1.5  
1.5  
1.5  
1.5  
7.2  
7.2  
8.4  
8.4  
7.2  
7.2  
ns  
ns  
ns  
ns  
An to Qn  
Propagation Delay  
E3 to Qn  
Propagation Delay  
E1 or E2 to Qn  
tPLH  
tOSHL  
tOSLH  
Output to Output Skew (Note 6)  
Note 6: Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device. The  
specification applies to any outputs switching in the same direction, either HIGH-to-LOW (tOSHL) or LOW-to-HIGH (tOSLH).  
Dynamic Switching Characteristics  
VCC  
TA = 25°C  
Symbol  
VOLP  
Parameter  
Conditions  
Units  
(V)  
3.3  
2.5  
3.3  
2.5  
Typical  
0.8  
Quiet Output Dynamic Peak VOL  
C
C
C
C
L = 50 pF, VIH = 3.3V, VIL = 0V  
L = 30 pF, VIH = 2.5V, VIL = 0V  
L = 50 pF, VIH = 3.3V, VIL = 0V  
L = 30 pF, VIH = 2.5V, VIL = 0V  
V
V
0.6  
VOLV  
Quiet Output Dynamic Valley VOL  
0.8  
0.6  
Capacitance  
Symbol  
Parameter  
Conditions  
CC = Open, VI = 0V or VCC  
Typical  
7.0  
Units  
pF  
CIN  
Input Capacitance  
Output Capacitance  
Power Dissipation Capacitance  
V
V
V
COUT  
CPD  
CC = 3.3V, VI = 0V or VCC  
8.0  
pF  
CC = 3.3V, VI = 0V or VCC, f = 10 MHz  
25.0  
pF  
5
www.fairchildsemi.com  
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