MT9076BB Просмотр технического описания (PDF) - Zarlink Semiconductor Inc

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производитель

MT9076BB

T1/E1/J1 3.3 V Single Chip Transceiver

Zarlink Semiconductor Inc 

MT9076B

Error Counters

• All counters can be preset or cleared under software control

• Maskable occurrence interrupt

• Maskable overflow interrupt

• Counters can be latched on one second intervals

Data Sheet

T1/J1 Mode

• PRBS Error Counter (16-bit)

• CRC Multiframe Counter (16-bit)

• Framing Bit Error Counter (8-bit)

• Out of Frame Alignment Counter (4-bit)

• Change of Frame Alignment Counter (4-bit)

• Multiframes Out of Sync Counter (8-bit)

• Line Code Violation / Excessive Zeros

Counter (16-bit)

• CRC-6 Error Counter (16-bit)

E1 Mode

• Errored FAS Counter (8-bit)

• E-bit Counter (10-bit)

• Line Code Violation / Excessive Zeros

Counter (16-bit)

• CRC-4 Error Counter (16-bit)

• PRBS Error Counter (8-bit)

• CRC Multiframe Counter (8-bit)

Error Insertion

T1/J1 Mode

• Bipolar Violations

• CRC-6 Errors

• Ft Errors

• Fs Errors

• Payload Errors

• Loss of Signal Error

E1 Mode

• Bipolar Violations

• CRC-4 Errors

• FAS Errors

• NFAS Errors

• Payload Errors

• Loss of Signal Error

Loopbacks

• Digital loopback

• Remote loopback

• ST-BUS loopback

• Payload loopback

• Metallic loopback

• Local timeslot loopback

• Remote timeslot loopback

Per Timeslot Control

The following features can be controlled on a per timeslot basis:

• Clear Channel Capability (only used in T1/J1)

• Choice of sourcing transmit signaling bits from microport or CSTi pin

• Remote timeslot loopback

• Local timeslot loopback

• PRBS insertion and reception

• Digital milliwatt pattern insertion

• Per channel inversion

• Transmit message mode

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Zarlink Semiconductor Inc.

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