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参数资料
| 型号： | PP155 |
| 英文描述： | Telecommunication IC |
| 中文描述： | 通信集成电路 |
| 文件页数： | 11/31页 |
| 文件大小： | 600K |
| 代理商： | PP155 |
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Altera Corporation
11
PPP Packet Processor 155 Mbps MegaCore Function (PP155) User Guide
Specifications
S
1
I
Flag octets and control-escape octets stuffing in message and FCS for
transparency
16- or 32-bit FCS appended to packet
Flag sequence insertion between packets for under utilized paths
Flag sharing (single flag between frames)
Scrambling (software programmable)
Automatic abortion in case of transmit underflow, or by host
command from Atlantic interface
Arbitrary packet length (one or more octets)
Automatic appending of FCS to transmitted frames
Performance monitoring by counting:
–
Good frames
–
Underflows
–
Aborted packets
I
I
I
I
I
I
I
I
Functional
Description
The PP155 is a fully static, reusable, easy to replicate, single channel
processor (no interleaving) which operates in octet-synchronous mode,
and offers full-duplex processing capability.
Figure1
shows a complete
block diagram of the PP155, including the three interfaces that support it.
See
“
Interfaces & Protocols
”
on page14
for more information.
Figure 1. Block Diagram
PP155
RXHDLC
TXHDLC
rxclk
mrxdat[7:0]
mrxena
txclk
mtxdat[7:0]
mtxena
s
r
a
w
r
d
i
arxena
arxdav
arxdiv
arxval
arxdat[7:0]
arxsop
arxeop
arxerr
atxena
atxdav
atxval
atxdat[7:0]
atxeop
atxsop
atxerr
Atlantic
Midbus
AIRbus
atxdiv
Midbus
txreset_n
rxreset_n
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相关代理商/技术参数 |
参数描述 |
|---|---|
| PP15-52-10.0A-OB | 制造商:Sensata Technologies 功能描述:Circuit Breaker Magnetic Circuit Protectors 1Pole 10A |
| PP15-52-15.0A-OB | 制造商:Airpax 功能描述: 制造商:Sensata Technologies 功能描述:PP15-52-15.0A-OB /POLE # 1 /PROD FAMILY: 0213 |
| PP15-52-7.50A-XX | 制造商:Sensata Technologies 功能描述:1 Pole |
| PP15-59-.100A-XX | 制造商:Airpax 功能描述:CIRCUIT BREAKER 制造商:Sensata Technologies 功能描述:Circuit Breaker Magnetic Circuit Protectors 1Pole 0.1A |
| PP15-59-.500A-OC-S | 制造商:Sensata Technologies 功能描述:Circuit Breaker Magnetic Circuit Protectors 1Pole 0.5A |
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