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參數(shù)資料
| 型號： | SN54ABT8245JT |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS |
| 中文描述： | 掃描測試設備與八進制總線收發(fā)器 |
| 文件頁數(shù)： | 22/25頁 |
| 文件大小： | 364K |
| 代理商： | SN54ABT8245JT |
SN54ABT8245, SN74ABT8245
SCAN TEST DEVICES
WITH OCTAL BUS TRANSCEIVERS
SCBS124D – AUGUST 1992 – REVISED DECEMBER 1996
22
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)
SN54ABT8245
VCC = 5 V,
TA = 25
°
C
MIN
TYP
50
90
3.5
8
3
7.7
2.5
4.3
2.5
4.2
4.5
8.2
4.5
9
2.5
4.3
2.5
4.9
3.5
8.4
3
8
2
5.9
3
5
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
MAX
UNIT
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
TCK
50
3.5
MHz
TCK
↓
A or B
9.5
12.5
12
ns
9
3
TCK
↓
TDO
5.5
5.5
9.8
10.5
5.5
6.3
11.2
10.5
2.5
2.5
4.5
4.5
2.5
2.5
3.5
7
7
ns
TCK
↓
A or B
12.5
13.5
ns
TCK
↓
TDO
7
ns
7.8
14.2
13.5
↓
TCK
A or B
ns
3
2
3
TCK
↓
TDO
7
9
8
ns
6.5
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (test mode) (see Figure 13)
FROM
(INPUT)
FROM
(INPUT)
TO
SN74ABT8245
VCC = 5 V,
TA = 25
°
C
MIN
TYP
PARAMETER
(OUTPUT)
TO
(OUTPUT)
MIN
MAX
UNIT
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
TCK
50
90
50
MHz
TCK
↓
A or B
3.5
8
9.5
3.5
12
ns
3
7.7
9
3
11.5
TCK
↓
TDO
2.5
4.3
5.5
2.5
6.5
ns
2.5
4.2
5.5
2.5
6.5
TCK
↓
A or B
4.5
8.2
9.5
4.5
12
ns
4.5
9
10.5
4.5
13
TCK
↓
TDO
2.5
4.3
5.5
2.5
6.5
ns
2.5
4.9
6
2.5
7
TCK
↓
A or B
3.5
8.4
10.5
3.5
13.5
ns
3
8
10.5
3
13
TCK
↓
TDO
3
3
5.9
7
3
3
8.5
7.5
ns
5
6.5
相關PDF資料 |
PDF描述 |
|---|---|
| SN54ABT827FK | 10-BIT BUFFERS/DRIVERS WITH 3-STATE OUTPUTS |
| SN54ABT827JT | 10-BIT BUFFERS/DRIVERS WITH 3-STATE OUTPUTS |
| SN74ABT827DB | 10-BIT BUFFERS/DRIVERS WITH 3-STATE OUTPUTS |
| SN54ABT833 | 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS |
| SN54ABT833FK | 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SN54ABT827 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:10-BIT BUFFERS/DRIVERS WITH 3-STATE OUTPUTS |
| SN54ABT827FK | 制造商:TI 制造商全稱:Texas Instruments 功能描述:10-BIT BUFFERS/DRIVERS WITH 3-STATE OUTPUTS |
| SN54ABT827JT | 制造商:TI 制造商全稱:Texas Instruments 功能描述:10-BIT BUFFERS/DRIVERS WITH 3-STATE OUTPUTS |
| SN54ABT833 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS |
| SN54ABT833FK | 制造商:TI 制造商全稱:Texas Instruments 功能描述:8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS |
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