參數(shù)資料
型號(hào): SN74HC393NE4
廠商: TEXAS INSTRUMENTS INC
元件分類: 計(jì)數(shù)器
英文描述: HC/UH SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP BINARY COUNTER, PDIP14
封裝: ROHS COMPLIANT, PLASTIC, MS-001AA, DIP-14
文件頁(yè)數(shù): 17/21頁(yè)
文件大?。?/td> 812K
代理商: SN74HC393NE4
SN54HC393, SN74HC393
DUAL 4BIT BINARY COUNTERS
SCLS143D DECEMBER 1982 REVISED JULY 2003
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
VCC
TA = 25°C
SN54HC393
SN74HC393
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
6
10
4.2
5
fmax
CLK
QA
4.5 V
31
50
21
25
MHz
fmax
CLK
QA
6 V
36
60
25
28
MHz
2 V
50
120
180
150
QA
4.5 V
15
24
36
30
QA
6 V
13
20
31
26
2 V
72
190
285
240
QB
4.5 V
22
38
57
47
tpd
CLK
QB
6 V
18
32
48
40
ns
tpd
CLK
2 V
91
240
360
300
ns
QC
4.5 V
28
48
72
60
QC
6 V
22
41
61
51
2 V
100
290
430
360
QD
4.5 V
32
58
87
72
QD
6 V
24
50
74
62
2 V
45
165
250
205
tPHL
CLR
Any
4.5 V
17
33
49
41
ns
tPHL
CLR
Any
6 V
14
28
42
35
ns
2 V
28
75
110
95
tt
Any
4.5 V
8
15
22
19
ns
tt
Any
6 V
6
13
19
16
ns
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance per counter
No load
40
pF
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