SN74AS230A_16 Datasheet, PDF (1/10 Pages) Texas Instruments – OCTAL BUFFER/DRIVER WITH 3-STATE OUTPUTS

SN74AS230A
OCTAL BUFFER/DRIVER
WITH 3ĆSTATE OUTPUTS
SDAS213B − DECEMBER 1982 − REVISED DECEMBER 1994
• True and Complementary Outputs
• 3-State Outputs Drive Bus Lines or Buffer
DW OR N PACKAGE
(TOP VIEW)
Memory Address Registers
• High Capacitive-Drive Capability
• Current-Sinking Capability Up to 64 mA
• Package Options Include Plastic
1OE ₁
1A1 ₂
2Y4 3
1A2 4
20 ^V_CC
19 ^2OE
18 1Y1
17 2A4
Small-Outline (DW) Packages and Standard
2Y3 5
16 1Y2
Plastic (N) 300-mil DIPs
1A3 6
15 2A3
2Y2 7
14 1Y3
description
1A4 8
13 2A2
This octal buffer/driver is designed specifically to
improve the performance of 3-state memory
2Y1 9
GND 10
12 1Y4
11 2A1
address drivers, clock drivers, and bus-oriented
receivers and transmitters. When used together,
multiples of this device provide the choice of selected combinations of inverting and noninverting outputs,
symmetrical active-low output-enable (OE) inputs, and complementary OE and OE inputs.
The SN74AS230A is characterized for operation from 0°C to 70°C.
FUNCTION TABLE
(each buffer)
INPUTS
OE
A
OUTPUT
Y
L
H
L
L
L
H
H
X
Z
logic symbol^†
1
1OE
EN
2
1A1
4
1A2
6
1A3
8
1A4
18
1Y1
16
1Y2
14
1Y3
12
1Y4
19
2OE
EN
11
2A1
13
2A2
15
2A3
17
2A4
† _{This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.}
9
2Y1
7
2Y2
5
2Y3
3
2Y4
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.
Copyright  1994, Texas Instruments Incorporated
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