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參數(shù)資料
| 型號： | SN54AS651FK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS |
| 中文描述： | 八路總線收發(fā)器和寄存器具有三態(tài)輸出 |
| 文件頁數(shù)： | 15/22頁 |
| 文件大?。?/td> | 331K |
| 代理商： | SN54AS651FK |
SN54ALS652, SN54ALS653, SN54AS651, SN54AS652
SN74ALS651A, SN74ALS652A, SN74ALS653, SN74ALS654, SN74AS651, SN74AS652
OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS
SDAS066F – DECEMBER 1983 – REVISED OCTOBER 1996
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics (see Figure 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 680
(A outputs),
R1 = R2 = 500
(B outputs),
TA = MIN to MAX
SN54ALS653
MIN
MAX
UNIT
SN74ALS653
MIN
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
25
35
MHz
CLKBA
A
16
71
16
64
ns
6
24
6
22
CLKAB
B
10
35
10
30
ns
5
20
5
17
A
B
5
20
5
18
ns
1.5
18
2
15
B
A
8
63
12
56
ns
2
18
2
15
SBA
A
12
68
19
62
ns
(with B high)
5
27
5
25
SBA
A
12
68
19
62
ns
(with B low)
5
27
5
25
SAB
B
8
30
15
35
ns
(with A high)
6
25
6
22
SAB
B
12
40
8
25
ns
(with A low)
6
25
6
22
OEBA
A
6
35
6
30
ns
6
27
6
24
OEAB
B
7
25
8
22
ns
6
25
6
22
OEAB
B
1
2
16
21
1
2
14
16
ns
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
These parameters are measured with the internal output state of the storage register opposite that of the bus input.
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