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參數(shù)資料
| 型號： | 74HCT161 |
| 廠商： | NXP Semiconductors N.V. |
| 元件分類： | 通用總線功能 |
| 英文描述： | Presettable synchronous 4-bit binary counter; asynchronous reset(可預(yù)置的同步4位二進(jìn)制計數(shù)器；異步復(fù)位；) |
| 中文描述： | 可預(yù)置同步4位二進(jìn)制計數(shù)器，異步復(fù)位（可預(yù)置的同步4位二進(jìn)制計數(shù)器，異步復(fù)位;） |
| 文件頁數(shù)： | 7/12頁 |
| 文件大?。?/td> | 83K |
| 代理商： | 74HCT161 |
December 1990
7
Philips Semiconductors
Product specification
Presettable synchronous 4-bit binary
counter; asynchronous reset
74HC/HCT161
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: standard
I
CC
category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
SYMBOL
PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HC
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40 to
+
125
min.
typ.
max.
min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
CP to Q
n
61
22
18
69
25
20
63
23
18
63
23
18
33
12
10
19
7
6
22
8
6
19
7
6
19
7
6
25
9
7
30
11
9
190
38
32
215
43
37
210
42
36
220
44
37
150
30
26
75
15
13
240
48
41
270
54
46
265
53
45
275
55
47
190
38
33
95
19
16
285
57
48
325
65
55
315
63
54
330
66
56
225
45
38
110
22
19
ns
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
Fig.8
t
PHL
/ t
PLH
propagation delay
CP to TC
ns
Fig.8
t
PHL
propagation delay
MR to Q
n
ns
Fig.9
t
PHL
propagation delay
MR to TC
ns
Fig.9
t
PHL
/ t
PLH
propagation delay
CET to TC
ns
Fig.10
t
THL
/ t
TLH
output transition time
ns
Figs 8 and 10
t
W
clock pulse width
HIGH or LOW
80
16
14
80
16
14
100
20
17
80
16
14
100
20
17
100
20
17
100
20
17
125
25
21
100
20
17
125
25
21
120
24
20
120
24
20
150
30
26
120
24
20
150
30
26
ns
Fig.8
t
W
master reset pulse
width; LOW
ns
Fig.9
t
rem
removal time
MR to CP
ns
Fig.9
t
su
set-up time
D
n
to CP
ns
Fig.11
t
su
set-up time
PE to CP
ns
Fig.11
相關(guān)PDF資料 |
PDF描述 |
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| 74HC161 | Presettable synchronous 4-bit binary counter; asynchronous reset |
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| 74HCT163 | Presettable synchronous 4-bit binary counter; asynchronous reset(可預(yù)置的同步4位二進(jìn)制計數(shù)器；異步復(fù)位；) |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74HCT161D | 功能描述:計數(shù)器 IC SYNC 4-BIT BINARY COUNTER RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel |
| 74HCT161D,652 | 功能描述:計數(shù)器 IC SYNC 4-BIT BINARY RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel |
| 74HCT161D,653 | 功能描述:計數(shù)器 IC SYNC 4-BIT BINARY RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel |
| 74HCT161D | 制造商:NXP Semiconductors 功能描述:74HCT CMOS SMD 74HCT161 SOIC16 |
| 74HCT161D652 | 制造商:NXP Semiconductors 功能描述:IC 4 BIT BINARY COUNTER PRESETTABLE SY |
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