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參數(shù)資料
| 型號： | SN54ABT843FK |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | 9-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| 中文描述： | 9位總線接口D型鎖存器具有三態(tài)輸出 |
| 文件頁數(shù)： | 5/17頁 |
| 文件大?。?/td> | 405K |
| 代理商： | SN54ABT843FK |
SN54ABT843, SN74ABT843
9-BIT BUS-INTERFACE D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCBS197D – FEBRUARY 1991 – REVISED MAY 1997
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figures 1 and 2)
VCC = 5 V,
TA = 25
°
C
MIN
5.5
SN54ABT843
SN74ABT843
UNIT
MAX
MIN
5.5
MAX
MIN
5.5
MAX
CLR low
tw
Pulse duration
PRE low
4.5
4.5
4.5
ns
LE low
3.3
3.3
3.4
Data before LE
↓
Low
2.5
2.5
2.5
tsu
Setup time
High
3
3
3
ns
PRE inactive
1.6
1.6
1.6
CLR inactive
2
2
2
th
Hold time data after LE
Hold time, data after LE
↓
High
Low
1
1
1
ns
1.5
2.3
1.5
This data sheet limit may vary among suppliers.
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figures 1 and 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25
°
C
MIN
1.2
1.5
1.7
1.9
SN54ABT843
SN74ABT843
UNIT
TYP
3.8
MAX
5.2
MIN
1.2
1.5
1.7
1.3
MAX
7.8
MIN
1.2
1.5
1.7
1.9
MAX
6.7
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
D
Q
ns
3.4
6.3
7.3
7.2
7.2
LE
Q
4.4
5.6
8.3
ns
4.1
6.3
7.2
6.9
PRE
Q
2.2
2.1
2
1.9
5
6.2
2.2
2.1
2
1.9
8.3
2.2
2.1
2
1.9
7.4
ns
4.1
6.5
7.5
7.2
CLR
Q
4.4
6.3
7.6
7.1
ns
4.5
6.8
4.5
5.7
8.1
8
OE
Q
1
3.4
1
6.4
1
5.7
ns
2
4.3
2
6.6
2
6.5
OE
Q
2.4
1.5
4.9
4.2
6.2
6.3
2.4
1.5
7.3
2.4
1.5
6.8
5.9
ns
7
This data sheet limit may vary among suppliers.
相關PDF資料 |
PDF描述 |
|---|---|
| SN54ABT843JT | 9-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| SN54ABT843W | 9-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| SN74ABT843DB | 9-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| SN74ABT843NSRE4 | 9-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| SN74ABT853DB | 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SN54ABT843JT | 制造商:TI 制造商全稱:Texas Instruments 功能描述:9-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| SN54ABT843W | 制造商:TI 制造商全稱:Texas Instruments 功能描述:9-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| SN54ABT853 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS |
| SN54ABT853FK | 制造商:TI 制造商全稱:Texas Instruments 功能描述:8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS |
| SN54ABT853JT | 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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