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参数资料
| 型号： | SN74HC4020DBLE |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 计数器 |
| 英文描述： | HC/UH SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP BINARY COUNTER, PDSO16 |
| 封装： | SSOP-16 |
| 文件页数： | 4/9页 |
| 文件大小： | 141K |
| 代理商： | SN74HC4020DBLE |
SN54HC4020, SN74HC4020
14-BIT ASYNCHRONOUS BINARY COUNTERS
SCLS158C – DECEMBER 1982 – REVISED FEBRUARY 2000
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range (unless otherwise
noted)
VCC
TA = 25°C
SN54HC4020
SN74HC4020
UNIT
VCC
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
0
5.5
0
3.7
0
4.3
fclock
Clock frequency
4.5 V
0
28
0
19
0
22
MHz
6 V
0
33
0
22
0
25
2 V
90
135
115
CLK high or low
4.5 V
18
27
23
t
Pulse duration
6 V
15
23
20
ns
tw
Pulse duration
2 V
70
105
90
ns
CLR high
4.5 V
14
21
18
6 V
12
18
25
↓
2 V
60
90
75
tsu
Setup time, CLR inactive before CLK
↓
4.5 V
12
18
15
ns
6 V
10
15
13
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
SN54HC4020
SN74HC4020
UNIT
PARAMETER
(INPUT)
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
5.5
10
3.7
4.3
fmax
4.5 V
28
45
19
22
MHz
6 V
33
53
22
25
2 V
62
150
225
190
tpd
CLK
QA
4.5 V
16
30
45
38
ns
6 V
12
26
38
32
2 V
63
140
210
175
tPHL
CLR
Any
4.5 V
17
28
42
35
ns
6 V
13
24
36
30
2 V
28
75
110
95
tt
Any
4.5 V
8
15
22
19
ns
6 V
6
13
19
16
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load
88
pF
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相关代理商/技术参数 |
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| SN74HC4020DBR | 功能描述:计数器 IC 14-Bit ASynch Binary Counter RoHS:否 制造商:NXP Semiconductors 计数器类型:Binary Counters 逻辑系列:74LV 位数:10 计数法: 计数顺序: 工作电源电压:1 V to 5.5 V 工作温度范围:- 40 C to + 125 C 封装 / 箱体:SOT-109 封装:Reel |
| SN74HC4020DBRE4 | 功能描述:计数器 IC 14-Bit ASynch Binary Counter RoHS:否 制造商:NXP Semiconductors 计数器类型:Binary Counters 逻辑系列:74LV 位数:10 计数法: 计数顺序: 工作电源电压:1 V to 5.5 V 工作温度范围:- 40 C to + 125 C 封装 / 箱体:SOT-109 封装:Reel |
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| SN74HC4020DE4 | 功能描述:计数器 IC 14-Bit ASynch Binary Counter RoHS:否 制造商:NXP Semiconductors 计数器类型:Binary Counters 逻辑系列:74LV 位数:10 计数法: 计数顺序: 工作电源电压:1 V to 5.5 V 工作温度范围:- 40 C to + 125 C 封装 / 箱体:SOT-109 封装:Reel |
| SN74HC4020DG4 | 功能描述:计数器 IC 14B ASYNC Binary Counters RoHS:否 制造商:NXP Semiconductors 计数器类型:Binary Counters 逻辑系列:74LV 位数:10 计数法: 计数顺序: 工作电源电压:1 V to 5.5 V 工作温度范围:- 40 C to + 125 C 封装 / 箱体:SOT-109 封装:Reel |
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