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PXF4333 Datasheet(PDF) 5 Page - Infineon Technologies AG

Part # PXF4333
Description  ABM 3G ATM Buf fer Manager
Download  361 Pages
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Manufacturer  INFINEON [Infineon Technologies AG]
Direct Link  http://www.infineon.com
Logo INFINEON - Infineon Technologies AG

PXF4333 Datasheet(HTML) 5 Page - Infineon Technologies AG

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ABM-3G
PXF 4333 V1.1
Table of Contents
Page
Data Sheet
5
2001-12-17
1
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
1.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1.1.1
Queueing Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1.1.2
Scheduling Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
1.1.3
Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
1.1.4
Supervision Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
1.1.5
Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
1.2
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
1.3
Typical Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2
Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.1
Pin Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.2
Pin Diagram with Functional Groupings . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2.3
Pin Definitions and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
2.3.1
Common System Clock Supply (3 pins) . . . . . . . . . . . . . . . . . . . . . . . . 27
2.3.2
UTOPIA Receive Interface Upstream (Master/Slave) (32 pins) . . . . . . 28
2.3.3
UTOPIA Transmit Interface Downstream (Master/Slave) (32 pins) . . . . 29
2.3.4
UTOPIA Receive Interface Downstream (Master/Slave) (32 pins) . . . . 31
2.3.5
UTOPIA Transmit Interface Upstream (Master/Slave) (32 pins) . . . . . . 32
2.3.6
Microprocessor Interface (32 pins) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
2.3.7
Cell Storage RAM Upstream (50 pins) . . . . . . . . . . . . . . . . . . . . . . . . . 35
2.3.8
Cell Storage RAM Downstream (50 pins) . . . . . . . . . . . . . . . . . . . . . . . 37
2.3.9
Common Up- and Downstream Cell Pointer RAM (42 pins) . . . . . . . . . 39
2.3.10
JTAG Boundary Scan (5 pins) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
2.3.11
Production Test (2 pin) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
2.3.12
Supply (74 VSS, 32 VDD33 and 14 VDD18 pins) . . . . . . . . . . . . . . . . . 41
2.3.13
Unconnected (13 pins) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
3
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
3.1
Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
3.1.1
Throughput and Speedup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.2
Functional Block Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.2.1
Cell Handler (Upstream/Downstream) . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.2.2
Buffer Manager and Queue Scheduler (Overview) . . . . . . . . . . . . . . . . 46
3.2.3
AAL5 Assistant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.2.4
Internal Address Reduction Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.2.5
Clocking System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
3.2.5.1
Clocking System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
3.2.5.2
DPLL Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
3.2.5.3
Programming Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
3.2.5.4
Initialization Phase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
3.2.6
Reset System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
3.3
System Integration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55


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