參數(shù)資料
型號: SN54ABT182502A
廠商: Texas Instruments, Inc.
英文描述: Scan Test Devices With 18-Bit Universal Bus Transceivers(掃描測試裝置(帶18位通用總線收發(fā)器))
中文描述: 掃描測試設(shè)備與18位通用總線收發(fā)器(掃描測試裝置(帶18位通用總線收發(fā)器))
文件頁數(shù): 33/35頁
文件大?。?/td> 738K
代理商: SN54ABT182502A
SN54ABT18502A, SN54ABT182502A, SN74ABT18502A, SN74ABT182502A
SCAN TEST DEVICES WITH
18-BIT UNIVERSAL BUS TRANSCEIVERS
SCBS488 – AUGUST 1994
33
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (normal mode) (see Figure 14)
12
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25
°
C
MIN
SN54ABT182502A
SN74ABT182502A
UNIT
TYP
MAX
MIN
MAX
MIN
MAX
fmax
CLKAB or
CLKBA
100
130
100
100
MHz
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
A
B
1.5
5.5
ns
1.5
6.2
B
A
1.5
5.5
ns
1.5
5.5
CLKAB
B
1.5
6.1
ns
1.5
6.2
CLKBA
A
1.5
5.5
ns
1.5
5.5
LEAB
B
1.5
6.3
ns
1.5
6.2
LEBA
A
1.5
6
ns
1.5
6
OEAB or OEBA
B or A
1.5
7
ns
1.5
7
OEAB or OEBA
B or A
3
2
8
7
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (test mode) (see Figure 14)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25
°
C
MIN
SN54ABT182502A
SN74ABT182502A
UNIT
TYP
MAX
MIN
MAX
MIN
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
TCK
50
90
50
50
MHz
TCK
A or B
2.5
13.1
ns
2.5
12.4
TCK
TDO
2
5.6
ns
2
5.6
TCK
A or B
4
13.4
ns
4
13.6
TCK
TDO
2
6.6
ns
2
6.9
TCK
A or B
4
15
ns
3
15
TCK
TDO
3
7.2
6.3
ns
2.5
P
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