pef2256e Infineon Technologies Corporation, pef2256e Datasheet - Page 10
pef2256e
Manufacturer Part Number
pef2256e
Description
E1/t1/j1 Framer And Line Interface Component For Long- And Short-haul Applications
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PEF2256E.pdf
(518 pages)
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List of Figures
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User’s Manual
Hardware Description
GSM Base Station Aplication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Pin Configuration P-MQFP-80-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Pin Configuration P-LBGA-81-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
FIFO Word Access (Intel Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
FIFO Word Access (Motorola Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Interrupt Status Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Block Diagram of Test Access Port and Boundary Scan . . . . . . . . . . . 56
JTAG TAP Controller State Machine . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Flexible Master Clock Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Single Voltage Power Supply Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Dual Voltage Power Supply Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Decoupling Capacitor Placement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Receive Clock System (E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Receiver Configuration (E1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Receive Line Monitoring (E1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Short Haul Protection Switching Application (E1) . . . . . . . . . . . . . . . . 68
Long Haul Protection Switching Application (E1). . . . . . . . . . . . . . . . . 69
Jitter Attenuation Performance (E1). . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Jitter Tolerance (E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
The Receive Elastic Buffer as Circularly Organized Memory . . . . . . . 76
Automatic Handling of Errored Signaling Units . . . . . . . . . . . . . . . . . . 79
2.048 MHz Receive Signaling Highway (E1) . . . . . . . . . . . . . . . . . . . . 81
CRC4 Multiframe Alignment Recovery Algorithms (E1). . . . . . . . . . . . 92
Transmitter Configuration (E1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Transmit Clock System (E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Transmit Line Monitor Configuration (E1) . . . . . . . . . . . . . . . . . . . . . 102
2.048 MHz Transmit Signaling Highway (E1) . . . . . . . . . . . . . . . . . . 104
System Interface (E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Receive System Interface Clocking (E1) . . . . . . . . . . . . . . . . . . . . . . 108
SYPR Offset Programming (2.048 Mbit/s, 2.048 MHz) . . . . . . . . . . . 110
SYPR Offset Programming (8.192 Mbit/s, 8.192 MHz) . . . . . . . . . . . 110
RFM Offset Programming (2.048 Mbit/s, 2.048 MHz) . . . . . . . . . . . . 111
RFM Offset Programming (8.192 Mbit/s, 8.192 MHz) . . . . . . . . . . . . 111
Transmit System Interface Clocking: 2.048 MHz (E1) . . . . . . . . . . . . 112
Transmit System Interface Clocking: 8.192 MHz/4.096 Mbit/s (E1). . 113
SYPX Offset Programming (2.048 Mbit/s, 2.048 MHz) . . . . . . . . . . . 115
SYPX Offset Programming (8.192 Mbit/s, 8.192 MHz) . . . . . . . . . . . 115
Remote Loop (E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Payload Loop (E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Local Loop (E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
10
DS1.1, 2003-10-23
PEF 2256 H/E
FALC
Page
®
56
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