參數(shù)資料
型號: SN74ABT245BDB
廠商: Texas Instruments, Inc.
英文描述: OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
中文描述: 八路總線收發(fā)器與三態(tài)輸出
文件頁數(shù): 5/7頁
文件大小: 107K
代理商: SN74ABT245BDB
SN54ABT245A, SN74ABT245B
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS081H – JANUARY 1991 – REVISED MAY 1997
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25
°
C
MIN
1
SN54ABT245A
SN74ABT245B
UNIT
TYP
MAX
3.2
MIN
0.8
MAX
3.8
MIN
MAX
3.6
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tsk(o)
A or B
B or A
2
1
ns
1
2.6
3.5
1
4.2
1
3.9
OE
A or B
2
3.5
4.5
1.2
6.2
2
5.6
ns
1.9
4
5.3
1.3
6.8
1.9
6.2
OE
A or B
2.2
1.5
4.4
5.4
2.2
1.0
6.1
4.9
2.2
1.5
5.9
4.5
ns
3
4
0.5
0.5
ns
Skew between any two outputs of the same package switching in the same direction. This parameter is warranted but not production tested.
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