SN54ABTH32316, SN74ABTH32316
16-BIT TRI-PORT UNIVERSAL BUS EXCHANGERS
SCBS179E – JUNE 1992 – REVISED MAY 1997
Members of the Texas Instruments
Widebus+ Family
High-Impedance State During Power Up
and Power Down
State-of-the-Art EPIC-ΙΙB BiCMOS Design
Significantly Reduces Power Dissipation
Distributed V
Minimizes High-Speed Switching Noise
and GND Pin Configuration
CC
UBE (Universal Bus Exchanger)
High-Drive Outputs (–32-mA I , 64-mA I
OH
)
OL
Combines D-Type Latches and D-Type
Flip-Flops for Operation in Transparent,
Latched, Clocked, or Clock-Enabled Mode
Bus Hold on Data Inputs Eliminates the
Need for External Pullup/Pulldown
Resistors
ESD Protection Exceeds 2000 V Per
MIL-STD-883, Method 3015
Package Options Include 80-Pin Plastic
Thin Quad Flat (PN) Package With
Latch-Up Performance Exceeds 500 mA
Per JEDEC Standard JESD-17
12 × 12-mm Body Using 0.5-mm Lead Pitch
and 84-Pin Ceramic Quad Flat (HT) Package
Typical V
< 0.8 V at V
(Output Ground Bounce)
OLP
= 5 V, T = 25°C
CC
A
’ABTH32316 . . . PN PACKAGE
(TOP VIEW)
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
A2
A3
A4
GND
A5
A6
A7
A8
A9
C8
C7
C6
GND
C5
C4
C3
C2
C1
1
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
2
3
4
5
6
7
8
9
V
V
10
11
12
13
14
15
16
17
18
19
20
CC
CC
GND
A10
A11
A12
A13
A14
GND
A15
A16
NC
GND
B16
B15
B14
B13
B12
GND
B11
B10
B9
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
NC – No internal connection
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Widebus+, EPIC-ΙΙB, and UBE are trademarks of Texas Instruments Incorporated.
Copyright 1997, Texas Instruments Incorporated
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.
1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265