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參數(shù)資料
| 型號： | SN74AS244C |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Octal Buffers/Drivers With 3-State Outputs(八緩沖器/驅(qū)動器(三態(tài)同相輸出)) |
| 中文描述： | 八路緩沖器/驅(qū)動器與3態(tài)輸出（八緩沖器/驅(qū)動器（三態(tài)同相輸出）） |
| 文件頁數(shù)： | 1/7頁 |
| 文件大?。?/td> | 154K |
| 代理商： | SN74AS244C |
SN54ALS244C, SN54AS244A, SN74ALS244C, SN74AS244A
OCTAL BUFFERS AND LINE DRIVERS
WITH 3-STATE OUTPUTS
SDAS142C – JULY 1987 – REVISED AUGUST 1995
Copyright
1995, Texas Instruments Incorporated
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
3-State Outputs Drive Bus Lines or Buffer
Memory Address Registers
pnp Inputs Reduce dc Loading
Package Options Include Plastic
Small-Outline (DW) Packages, Ceramic
Chip Carriers (FK), and Standard Plastic (N)
and Ceramic (J) 300-mil DIPs
description
These octal buffers and line drivers are designed
specifically to improve the performance and
density of 3-state memory address drivers, clock
drivers,
and
bus-oriented
transmitters. With the
′
ALS240A,
′
ALS241C,
′
AS240A, and
′
AS241A, these devices provide the
choice of selected combinations of inverting
outputs, symmetrical active-low output-enable
(OE) inputs, and complementary OE and OE
inputs.
receivers
and
The -1 version of SN74ALS244C is identical to the
standard version, except that the recommended
maximum I
OL
for the -1 version is 48 mA. There is
no -1 version of the SN54ALS244C.
The SN54ALS244C and SN54AS244A are
characterized for operation over the full military
temperature range of –55
°
C to 125
°
C. The
SN74ALS244C
and
characterized for operation from 0
°
C to 70
°
C.
SN74AS244A
are
FUNCTION TABLE
(each buffer)
INPUTS
OUTPUT
Y
OE
L
A
H
H
L
L
L
H
X
Z
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
V
CC
2OE
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
2A1
SN54ALS244C, SN54AS244A . . . J PACKAGE
SN74ALS244C, SN74AS244A . . . DW OR N PACKAGE
(TOP VIEW)
3
2
1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
1Y1
2A4
1Y2
2A3
1Y3
1A2
2Y3
1A3
2Y2
1A4
SN54ALS244C, SN54AS244A . . . FK PACKAGE
(TOP VIEW)
2
1
1
1
2
2
2
G
2
V
C
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SN74AS245A | Octal Bus Transceivers(八總線接收發(fā)送器(三態(tài)同相輸出)) |
| SN74AS250ADWE4 | 1-OF-16 DATA GENERATORS/MULTIPLEXERS WITH 3-STATE OUTPUTS |
| SN74AS250ADWG4 | 1-OF-16 DATA GENERATORS/MULTIPLEXERS WITH 3-STATE OUTPUTS |
| SN74AS250ADWR | 1-OF-16 DATA GENERATORS/MULTIPLEXERS WITH 3-STATE OUTPUTS |
| SN74AS250ADWRE4 | 1-OF-16 DATA GENERATORS/MULTIPLEXERS WITH 3-STATE OUTPUTS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN74AS244DW | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74AS244DWR | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74AS244N | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74AS245DB | 制造商:Texas Instruments 功能描述: |
| SN74AS245DBR | 制造商:Texas Instruments 功能描述: |
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