參數(shù)資料
型號(hào): 933670440652
廠商: NXP SEMICONDUCTORS
元件分類: 編、解碼器及復(fù)用、解復(fù)用
英文描述: HCT SERIES, SEVEN SEGMENT DECODER/DRIVER, TRUE OUTPUT, PDIP16
封裝: SOT-38-1, DIP-16
文件頁(yè)數(shù): 13/15頁(yè)
文件大?。?/td> 151K
代理商: 933670440652
December 1990
7
Philips Semiconductors
Product specication
BCD to 7-segment latch/decoder/driver
74HC/HCT4511
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr =tf = 6 ns; CL = 50 pF
SYMBOL PARAMETER
Tamb (°C)
UNIT
TEST CONDITIONS
74HC
VCC
(V)
WAVEFORMS
+25
40 to +85
40 to +125
min.
typ.
max.
min.
max.
min.
max.
tPHL/ tPLH propagation delay
Dn to Qn
77
28
22
300
60
51
375
75
64
450
90
77
ns
2.0
4.5
6.0
Fig.8
tPHL/ tPLH propagation delay
LE to Qn
74
27
22
270
54
46
330
68
58
405
81
69
ns
2.0
4.5
6.0
Fig.9
tPHL/ tPLH propagation delay
BI to Qn
61
22
18
220
44
37
275
55
47
330
66
56
ns
2.0
4.5
6.0
Fig.10
tPHL/ tPLH propagation delay
LT to Qn
41
15
12
150
30
26
190
38
33
225
45
38
ns
2.0
4.5
6.0
Fig.8
tTHL/ tTLH
output transition time
19
7
6
75
15
13
95
19
16
110
22
19
ns
2.0
4.5
6.0
Figs 8, 9 and
10
tW
latch enable pulse width
LOW
80
16
14
11
4
3
100
20
17
120
24
20
ns
2.0
4.5
6.0
Fig.9
tsu
set-up time
Dn to LE
60
12
10
14
5
4
75
15
13
90
18
15
ns
2.0
4.5
6.0
Fig.11
th
hold time
Dn to LE
0
11
4
3
0
ns
2.0
4.5
6.0
Fig.11
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