T8531TLDB Agere Systems, Inc., T8531TLDB Datasheet - Page 48

• Manufacturer Part Number: T8531TLDB
• Description: CODEC, AMuLaw CODEC, Line Card Signal Processor for CODEC Chip Set, 64TQFP
• Manufacturer: Agere Systems, Inc.

Codec Chip Set
Ordering Information
Appendix A. Transmit Path Group Delay vs. Bit Offset
Receive path group delay is a fixed value and is specified in the data sheet.
Note: Bit offset values for partial time segments would incrementally add to the base data delay value by 488 ns
Table 42. Transmit Path Group Delay vs. Bit Offset
* Telcordia is a trademark of Bell Communications Research, Inc.
For additional information, contact your Agere Systems Account Manager or the following:
INTERNET:
E-MAIL:
N. AMERICA: Agere Systems Inc., 555 Union Boulevard, Room 30L-15P-BA, Allentown, PA 18109-3286
ASIA:
EUROPE:
Agere Systems Inc. reserves the right to make changes to the product(s) or information contained herein without notice. No liab ility is assumed as a result of their use or application.
Copyright © 2002 Agere Systems Inc.
All Rights Reserved
February 2002
DS02-152ALC (Replaces DS01-028ALC )
Bit Offset in Whole Time
T-8531 - - - TL-DB
T-8531 - - - TL-DT
T-8532 - - - JL-DB
T-8532 - - - JL-DT
Device Code
per bit offset for an SCK of 2.048 MHz and in increments of 244 ns per bit offset for an SCK of 4.096 MHz.
Segments
http://www.agere.com
[e-mail]
1-800-372-2447, FAX [phone] (In CANADA: 1-800-553-2448, FAX [phone])
Agere Systems Hong Kong Ltd., Suites 3201 & 3210-12, 32/F, Tower 2, The Gateway, Harbour City, Kowloon
Tel. [phone], FAX [phone]
CHINA: (86) 21-5047-1212 (Shanghai), (86) 10-6522-5566 (Beijing), (86) 755-695-7224 (Shenzhen)
JAPAN: (81) 3-5421-1600 (Tokyo), KOREA: (82) 2-767-1850 (Seoul), SINGAPORE: (65) 778-8833, TAIWAN: (886) 2-2725-5858 (Taipei)
Tel. [phone], FAX [phone]
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
64-Pin TQFP, Dry-bagged, Tape & Reel
64-Pin MQFP, Dry pack tray
64-Pin TQFP, Dry pack tray
64-Pin MQFP, Tape & Reel
SCK = 2.048 MHz
Bit Offset
Package
112
128
144
160
176
192
208
224
240
16
32
48
64
80
96
0
SCK = 4.096 MHz
Bit Offset
128
160
192
224
256
288
320
352
384
416
448
480
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
32
64
96
0
Temperature
T
X
Data Delay (µs)
f = 1600 Hz
February 2002
273.4
281.2
289.0
296.8
304.6
312.4
320.2
328.0
335.8
343.6
351.4
359.2
367.0
250.0
257.8
265.6
108697707
108556614
108697301
700005740
Comcode