SN74AVC16334 Datasheet, PDF (2/12 Pages) Texas Instruments – 16-BIT UNIVERSAL BUS DRIVER WITH 3-STATE OUTPUTS

SN74AVC16334
16-BIT UNIVERSAL BUS DRIVER
WITH 3-STATE OUTPUTS
SCES154G – DECEMBER 1998 – REVISED FEBRUARY 2000
description (continued)
This device is fully specified for partial-power-down applications using I_off. The I_off circuitry disables the outputs,
preventing damaging current backflow through the device when it is powered down.
The SN74AVC16334 is characterized for operation from –40°C to 85°C.
terminal assignments
DGG OR DGV PACKAGE
(TOP VIEW)
OE 1
Y1 2
Y2 3
GND 4
Y3 5
Y4 6
V_CC 7
Y5 8
Y6 9
GND 10
Y7 11
Y8 12
Y9 13
Y10 14
GND 15
Y11 16
Y12 17
V_CC 18
Y13 19
Y14 20
GND 21
Y15 22
Y16 23
NC 24
48 CLK
47 A1
46 A2
45 GND
44 A3
43 A4
42 V_CC
41 A5
40 A6
39 GND
38 A7
37 A8
36 A9
35 A10
34 GND
33 A11
32 A12
31 V_CC
30 A13
29 A14
28 GND
27 A15
26 A16
25 LE
NC – No internal connection
FUNCTION TABLE
(each universal bus driver)
INPUTS
OUTPUT
OE LE CLK A
Y
H
X
X
X
Z
L
L
X
L
L
L
L
X
H
H
L
H
↑
L
L
L
H
↑
H
H
L
H L or H X
Y0†
† _{Output level before the indicated steady-state}
input conditions were established
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