ZL50074 Datasheet, PDF (1/61 Pages) Zarlink Semiconductor Inc – 32 K x 32 K Channel TDM Switch with 128 Input and 128 Output Streams

ZL50074
32 K x 32 K Channel TDM Switch
with 128 Input and 128 Output Streams
Data Sheet
Features
• 32,768 channel x 32,768 channel non-blocking
digital Time Division Multiplex (TDM) switch at
65.536 Mbps, 32.768 Mbps or 16.384 Mbps
• 16,384 channel x 16,384 channel non-blocking
digital TDM switch at 8.192 Mbps
• Up to 128 serial TDM input streams, divided into
32 groups with 4 input streams per group
• Up to 128 serial TDM output streams, divided into
32 groups with 4 output streams per group
• Per-group input bit delay for flexible sampling
point selection
• Per-group output fractional bit advancement
• Four sets of output timing signals for interfacing
additional devices
• Per-channel constant or variable throughput
delay for frame integrity and low latency
applications
• Per-channel high impedance output control
• Per-channel force-high output control
• Per-channel message mode
January 2006
Ordering Information
ZL50074GAC 484 Ball LBGA Trays
ZL50074GAG2 484 Ball PBGA** Trays
**Pb Free Tin/Silver/Copper
-40°C to +85°C
• Control interface compatible with Intel and
Motorola Selectable 32 bit and 16 bit non-
multiplexed buses
• Connection Memory block programming
• Supports ST-BUS and GCI-Bus standards for
input and output timing
• IEEE 1149.1 (JTAG) test port
• 3.3 V I/O with 5 V tolerant inputs; 1.8 V core
Applications
• Large Switching Platforms
• Central Office Switches
• Wireless Base Stations and Controllers
• Multi-service Access Platforms
STiA0
STiB0
STiC0
STiD0
:
:
STiA31
STiB31
STiC31
STiD31
FPi2-0
CKi2-0
CK_SEL1-0
FPo3-0
CKo3-0
VDD_CORE VDD_IO VSS
ODE PWR
S/P
Converter
Input
Timing
Data Memory
P/S
Converter
Connection Memory
Output
Timing
Timing
Microprocessor Interface
and Control Registers
Test Access
Port
SToA0
SToB0
SToC0
SToD0
:
:
SToA31
SToB31
SToC31
SToD31
Figure 1 - ZL50074 Functional Block Diagram
1
Zarlink Semiconductor Inc.
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Copyright 2004-2006, Zarlink Semiconductor Inc. All Rights Reserved.