参数资料
型号: 74LVTH182512DGGRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: LVT SERIES, DUAL 9-BIT BOUNDARY SCAN REG TRANSCEIVER, TRUE OUTPUT, PDSO64
封装: GREEN, PLASTIC, TSSOP-64
文件页数: 21/38页
文件大小: 735K
代理商: 74LVTH182512DGGRG4
SN54LVTH18512, SN54LVTH182512, SN74LVTH18512, SN74LVTH182512
3.3-V ABT SCAN TEST DEVICES
WITH 18-BIT UNIVERSAL BUS TRANSCEIVERS
SCBS671B – AUGUST 1996 – REVISED OCTOBER 1997
28
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (normal mode) (see Figure 14)
SN54LVTH18512
SN74LVTH18512
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fmax
CLKAB or CLKBA
100
80
100
80
MHz
tPLH
AorB
BorA
1.5
5.1
5.8
1.5
4.9
5.6
ns
tPHL
A or B
B or A
1.5
5.1
5.8
1.5
4.9
5.6
ns
tPLH
CLKAB or CLKBA
BorA
1.5
6.3
7.2
1.5
5.8
6.8
ns
tPHL
CLKAB or CLKBA
B or A
1.5
6.3
7.2
1.5
5.8
6.8
ns
tPLH
LEAB or LEBA
BorA
1.5
7.8
9.2
1.5
7.4
8.4
ns
tPHL
LEAB or LEBA
B or A
1.5
6
6.6
1.5
5.7
6.4
ns
tPZH
OEAB or OEBA
BorA
1.5
7.6
8.5
1.5
7.1
8.3
ns
tPZL
OEAB or OEBA
B or A
1.5
7.6
8.5
1.5
7.1
8.3
ns
tPHZ
OEAB or OEBA
BorA
2.5
8.3
8.8
2.5
7.8
8.4
ns
tPLZ
OEAB or OEBA
B or A
2.5
8.3
8.8
2.5
7.8
8.4
ns
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (test mode) (see Figure 14)
SN54LVTH18512
SN74LVTH18512
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fmax
TCK
50
40
50
40
MHz
tPLH
TCK
AorB
2.5
15
18
2.5
14
17
ns
tPHL
TCK
A or B
2.5
15
18
2.5
14
17
ns
tPLH
TCK
TDO
1
6
7
1
5.5
6.5
ns
tPHL
TCK
TDO
1.5
7
8
1.5
6.5
7.5
ns
tPZH
TCK
AorB
4
18
21
4
17
20
ns
tPZL
TCK
A or B
4
18
21
4
17
20
ns
tPZH
TCK
TDO
1
6
7
1
5.5
6.5
ns
tPZL
TCK
TDO
1.5
6
7
1.5
5.5
6.5
ns
tPHZ
TCK
AorB
4
19
21
4
18
20
ns
tPLZ
TCK
A or B
4
18
19.5
4
17
18.5
ns
tPHZ
TCK
TDO
1.5
7.5
9
1.5
7
8.5
ns
tPLZ
TCK
TDO
1.5
7.5
8.5
1.5
7
8
ns
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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