PSB2132H 查看數據表（PDF） - Infineon Technologies

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PSB2132H

Two Channel Codec Filter for Terminal Applications SICOFI®2-TE

Infineon Technologies 

Two Channel Codec Filter for Terminal Applications

SICOFI®2-TE

Four Channel Codec Filter for Terminal Applications

SICOFI®4-TE

PSB 2132

PSB 2134

Preliminary Data

1.1 Features

• Single chip programmable CODEC and FILTER to

handle two or four POTS interfaces

• IOM-2 compatible interface (1.536 MHz DCL, 768

kHz Bit clock)

• Internal communication between POTS interfaces

• Programmable I/O lines for signaling information per

channel

• Programmable ring generator output

• Two programmable tone generators per channel

• Serial microcontroller interface

• Digital signal processing technique

• High analog driving capability (300 Ω) for direct

driving of transformers

P-MQFP-64

CMOS

• Programmable digital filters to adapt the transmission behaviour especially for

– AC impedance matching

– transhybrid balancing

– frequency response

– gain

– A/µ-law conversion

• Single 5 V power supply

• Low power 0.9 µm analog CMOS technology

• Advanced test capabilities

• P-MQFP-64 package

Semiconductor Group

6

09.97

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