
T7115A Synchronous Protocol Data Formatter
Product Brief
March 1997
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Lucent Technologies Inc. reserves the right to make changes to the product(s) or information contained herein without notice. No liability is assumed as a result of their use or application. No
rights under any patent accompany the sale of any such product(s) or information.
Copyright 1997 Lucent Technologies Inc.
All Rights Reserved
Printed in U.S.A.
March 1997
PN97-061TIC
Printed On
Recycled Paper
Description
(continued)
The Lucent Technologies Microelectronics Group T7115A Synchronous Protocol Data Formatter (SPYDER-T) inte-
grated circuit is an extremely flexible 32-channel HDLC/DMA controller. The device can be used in a variety of data
and signaling applications to provide cost-effective DS1/E1 line termination or multiple D-channel termination. All
inputs and outputs of the T7115A SPYDER-T are TTL compatible. The device is fabricated by using CMOS tech-
nology, requires a single 5 V supply, and is available in a 68-pin, plastic leaded chip carrier.
Pin Information
5-2307(C)
Figure 2. Pin Diagram Industry-Standard Numbering Convention
A
A
A
A
A
T
T
T
V
S
V
D
R
R
R
A
A
A
A
D
D
D
D
V
D
D
D
V
S
V
S
C
D
D
V
D
D
D
D
D
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
6
6
6
6
6
6
6
6
2
2
2
3
3
3
3
3
3
3
3
3
3
4
4
4
4
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
D1
D0
V
SS
SA
RST
V
DD
A0
A1
A2
A3
V
SS
A4
A5
A6
DACK
DREQ
TEST
A16
A17
A18
V
SS
A19
A20
A21
A22
A23
WE
V
DD
V
SS
D15
D14
INT
AVAL
RE
T7115A–MC
T7115A–ML