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参数资料
| 型号： | SN54HC590AWR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 计数器 |
| 英文描述： | HC/UH SERIES, ASYN POSITIVE EDGE TRIGGERED 8-BIT UP BINARY COUNTER, CDFP16 |
| 封装： | CERAMIC, FP-16 |
| 文件页数： | 11/11页 |
| 文件大小： | 170K |
| 代理商： | SN54HC590AWR |
SN54HC590A, SN74HC590A
8-BIT BINARY COUNTERS
WITH 3-STATE OUTPUT REGISTERS
SCLS039C – DECEMBER 1982 – REVISED MAY 1997
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, CL = 150 pF
(unless otherwise noted) (see Figure 1)
FROM
TO
SN54HC590A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC
TA = 25°C
MIN
MAX
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
↑
2 V
100
300
447
tpd
RCLK
↑
Q
4.5 V
24
60
90
ns
6 V
20
51
77
2 V
90
200
300
ten
OE
Q
4.5 V
23
40
60
ns
6 V
19
34
51
*
2 V
45
210
315
tt*
Q
4.5 V
17
42
63
ns
6 V
13
36
53
* This parameter is not production tested for the SN54HC590A.
switching characteristics over recommended operating free-air temperature range, CL = 150 pF
(unless otherwise noted) (see Figure 1)
FROM
TO
SN74HC590A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC
TA = 25°C
MIN
MAX
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
↑
2 V
100
300
380
tpd
RCLK
↑
Q
4.5 V
24
60
76
ns
6 V
20
51
65
2 V
90
200
250
ten
OE
Q
4.5 V
23
40
50
ns
6 V
19
34
43
2 V
45
210
265
tt
Q
4.5 V
17
42
53
ns
6 V
13
36
45
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load
250
pF
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