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参数资料
| 型号： | SN54F38FKR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 门电路 |
| 英文描述： | F/FAST SERIES, QUAD 2-INPUT NAND GATE, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 3/5页 |
| 文件大小： | 69K |
| 代理商： | SN54F38FKR |
SN54F38, SN74F38
QUADRUPLE 2-INPUT POSITIVE-NAND BUFFERS
WITH OPEN-COLLECTOR OUTPUTS
SDFS013A – MARCH 1987 – REVISED OCTOBER 1993
2–3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics (see Note 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
CL = 50 pF,
RL = 500 ,
TA = 25°C
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500 ,
TA = MIN to MAX
UNIT
(INPUT)
(OUTPUT)
′F38
SN54F38
SN74F38
MIN
TYP
MAX
MIN
MAX
MIN
MAX
tPLH
AorB
Y
6.7
9.6
12.5
6.2
14
6.7
13
ns
tPHL
A or B
Y
1
2.6
5
1
6.5
1
5.5
ns
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 2: Load circuits and waveforms are shown in Section 1.
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