CX28344 Conexant, CX28344 Datasheet - Page 6
![no-image](/images/no-image-200.jpg)
CX28344
Manufacturer Part Number
CX28344
Description
(CX2834x) Dual / Triple / Quad / Hex / Octal - Enhanced DS3 / E3 Framer
Manufacturer
Conexant
Datasheet
1.CX28344.pdf
(195 pages)
- Current page: 6 of 195
- Download datasheet (2Mb)
4.0 Electrical and Mechanical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
A.
B.
C.
D.
vi
Contents
3.6
3.7
4.1
4.2
4.3
4.4
4.5
4.6
Dejitter Circuit Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-1
Frame Structure Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-1
B3ZS/HDB3 Encoding. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-1
4.1.1
4.1.2
4.2.1
4.2.2
4.3.1
4.5.1
Counters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-42
General Counters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-47
Environmental Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Microprocessor Interface Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
JTAG Interface Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Mechanical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Applicable Standards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
DS3/E3 Parity Error Counter (Ctr00i)
DS3 Parity Disagreement Counter (Ctr01i)
DS3 X Disagreement Counter (Ctr02i)
DS3/E3 Frame Error Counter (Ctr03i)
DS3 Path Parity Error Counter (Ctr04i)
DS3/E3 FEBE Event Counter (Ctr05i)
DS3/E3 Excessive Zeros Counter (Ctr06i)
DS3/E3 LCV Counter (Ctr07i)
One-Second Timer (GCtr00)
Power Requirements and Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.1.1.1
4.1.1.2
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4.1.2.1
Input Clock Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Signal Timing and Clock Output Timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Additional Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
Package Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Recommended Operating Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Power Ramp Sequence of VDDx and VDDOx . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
DC Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Mindspeed Technologies™
CX28342/3/4/6/8 Data Sheet
28348-DSH-001-B
3-42
3-43
3-44
3-44
3-45
3-46
3-43
3-45
3-47
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