TA =
參數(shù)資料
型號(hào): MM74HCT138SJ
廠商: Fairchild Semiconductor
文件頁數(shù): 4/7頁
文件大小: 0K
描述: IC DECODER 3-TO-8 LINE 16-SOP
標(biāo)準(zhǔn)包裝: 47
系列: 74HCT
類型: 解碼器
電路: 1 x 3:8
獨(dú)立電路: 1
輸出電流高,低: 4.8mA,4.8mA
電壓電源: 單電源
電源電壓: 4.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOP
包裝: 管件
www.fairchildsemi.com
4
MM
74HCT138
AC Electrical Characteristics
TA = 25°C, VCC = 5.0V, tr = tf = 6 ns, CL = 15 pF (unless otherwise specified)
AC Electrical Characteristics
VCC = 5V ± 10%, CL = 50 pF, tr = tf = 6 ns (unless otherwise specified)
Note 6: CPD determines the no load dynamic power consumption, PD = CPD VCC
2f
+ I
CC VCC, and the no load dynamic current consumption,
IS = CPD VCC f + ICC.
Symbol
Parameter
Conditions
Typ
Guaranteed
Units
Limit
tPHL
Maximum Propagation Delay, A, B, or C to Output
20
35
ns
tPLH
Maximum Propagation Delay, A, B, or C to Output
13
25
ns
tPHL
Maximum Propagation Delay, G1 to Y Output
14
25
ns
tPLH
Maximum Propagation Delay, G1 to Y Output
13
25
ns
tPHL
Maximum Propagation Delay, G2A or G2B to Y Output
17
30
ns
tPLH
Maximum Propagation Delay, G2A or G2B to Y Output
13
25
ns
Symbol
Parameter
Conditions
TA = 25°CTA = 40 to 85°CTA = 55 to 125°C
Units
Typ
Guaranteed Limits
tPHL
Maximum Propagation Delay
24
40
50
60
ns
A, B, or C to Output
tPLH
Maximum Propagation Delay
18
30
38
45
ns
A, B, or C to Output
tPHL
Maximum Propagation Delay
17
30
38
45
ns
G1 to Y Output
tPLH
Maximum Propagation Delay
20
30
38
45
ns
G1 to Y Output
tPHL
Maximum Propagation Delay
23
35
43
52
ns
G2A or G2B to Y Output
tPLH
Maximum Propagation Delay
18
30
38
45
ns
G2A or G2B to Y Output
tTHL, tTLH
Maximum Output
15
19
22
ns
Rise and Fall Time
CIN
Input Capacitance
5
10
pF
CPD
Power Dissipation
55
pF
Capacitance
(Note 6)
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