參數(shù)資料
型號(hào): SN74ABT18502PM
廠商: TEXAS INSTRUMENTS INC
元件分類: 總線收發(fā)器
英文描述: ABT SERIES, DUAL 9-BIT BOUNDARY SCAN REG TRANSCEIVER, TRUE OUTPUT, PQFP64
封裝: GREEN, PLASTIC, LQFP-64
文件頁數(shù): 19/32頁
文件大?。?/td> 578K
代理商: SN74ABT18502PM
SN74ABT18502
SCAN TEST DEVICE
WITH 18-BIT REGISTERED BUS TRANSCEIVER
SCBS753 – FEBRUARY 2002
26
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (test mode) (see Figure 13)1234
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
MIN
MAX
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
fmax
TCK
50
90
50
MHz
tPLH
TCK
AorB
2.5
9.1
11.4
2.5
13.5
ns
tPHL
TCK
A or B
2.5
9.1
10.8
2.5
12.4
ns
tPLH
TCK
TDO
2
3.8
5.1
2
5.6
ns
tPHL
TCK
TDO
2
3.8
5.3
2
6
ns
tPZH
TCK
AorB
4.5
9.5
11.5
4.5
13.4
ns
tPZL
TCK
A or B
5
10.1
12.2
5
14
ns
tPZH
TCK
TDO
2.5
4.6
5.9
2.5
6.8
ns
tPZL
TCK
TDO
3
5.2
6.8
3
7.5
ns
tPHZ
TCK
AorB
4
11.6
14.3
4
16.3
ns
tPLZ
TCK
A or B
3.5
11.1
13.6
3.5
15.3
ns
tPHZ
TCK
TDO
3
5.3
7.2
3
7.6
ns
tPLZ
TCK
TDO
3
5.2
6.8
3
7.6
ns
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