U2739M-BFT

U2739M-BFT Datasheet

U2739M-B

Part	Datasheet
U2739M-BFT	U2739M-BFT (pdf)

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U2739M-B DAB One-Chip Channel- and Source Decoder The U2739M-B is an integrated circuit in advanced CMOS technology for demodulation and decoding of a DAB signal according to ETS 300 The channel decoder part includes the main features OFDM demodulation & decoding and time & frequency synchronization algorithms, using the embedded OAK DSP core. The source decoder consists of an audio and a data decoder part. The audio source decoder supports ISO MPEG 1,2 layer 2 and the data decoder offers 2 independent packet mode decoders. Several standard interfaces, like I2C/L3, I2S, SPDIF or RDI are implemented to offer a flexible utilization. Moreover the U2739M-B includes a mechanism to replace respectively extend certain software modules by using a special boot mode so-called USE . For example, the time & frequency synchronization modules can be replaced by down-loading the corresponding user software algorithms to the OAK DSP core. Electrostatic sensitive device. Observe precautions for handling. Block Diagram SLI, WAGC Tuner Channel decoder MC interface Audio decoder Data decoder I2S DAC SPDIF V24/RS232 RDI interface HSSO SFCO RDI MCU Figure Block diagram Ordering Information Extended Type Number Package U2739M-BFT Tray U2739M-BFC CQFP144 Tray Remarks 1 69 U2739M-B Table of Contents 1 Features General Channel Decoder Audio Source Decoder Data Decoder Interfaces 2 Functional Block Diagram 3 Pin Description 4 Strap Pins 10 5 Pin Configuration 11 6 Interface Description 14 Overview 14 ADC Interface 14 ADC Interface Signal Description 14 ADC Interface Description 15 ADC Interface Timing Diagram 15 ADC Interface Timing Parameters 15 Tuner Interface 16 Tuner Interface Signal Description 16 Tuner Interface Description 16 MC Interface 16 MC Interface Signal Description 16 MC Interface Description 16 L3 Bus Interface Timing Diagram 17 L3 Bus Timing Parameter 18 I2C Bus Interface Timing Diagram 18 I2C Bus Timing Parameter 18 C-Bus / BOOT Bus Interface 19 C-Bus Signal Description 19 C-Bus / BOOT Bus Interface Description 20

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U2739M-B

DAB One-Chip Channel- and Source Decoder

The U2739M-B is an integrated circuit in advanced CMOS technology for demodulation and decoding of a DAB signal according to ETS 300 The channel decoder part includes the main features OFDM demodulation & decoding and time & frequency synchronization algorithms, using the embedded OAK DSP core.

The source decoder consists of an audio and a data decoder part. The audio source decoder supports ISO MPEG 1,2 layer 2 and the data decoder offers 2 independent packet mode decoders.

Several standard interfaces, like I2C/L3, I2S, SPDIF or RDI are implemented to offer a flexible utilization.

Moreover the U2739M-B includes a mechanism to replace respectively extend certain software modules by using a special boot mode so-called USE . For example, the time & frequency synchronization modules can be replaced by down-loading the corresponding user software algorithms to the OAK DSP core.

Electrostatic sensitive device. Observe precautions for handling.

Block Diagram

SLI, WAGC

Tuner

Channel decoder

MC interface

Audio decoder

Data decoder

I2S DAC

SPDIF

V24/RS232

RDI interface

HSSO

SFCO RDI MCU

Figure Block diagram
Ordering Information

Extended Type Number

Package

U2739M-BFT

Tray

U2739M-BFC

CQFP144

Tray

Remarks 1 69

U2739M-B

Table of Contents
1 Features

General

Channel Decoder

Audio Source Decoder

Data Decoder

Interfaces
2 Functional Block Diagram
3 Pin Description
4 Strap Pins 10
5 Pin Configuration 11
6 Interface Description 14

Overview 14

ADC Interface 14

ADC Interface Signal Description 14

ADC Interface Description 15

ADC Interface Timing Diagram 15

ADC Interface Timing Parameters 15

Tuner Interface 16

Tuner Interface Signal Description 16

Tuner Interface Description 16

MC Interface 16

MC Interface Signal Description 16

MC Interface Description 16

L3 Bus Interface Timing Diagram 17

L3 Bus Timing Parameter 18

I2C Bus Interface Timing Diagram 18

I2C Bus Timing Parameter 18

C-Bus / BOOT Bus Interface 19

C-Bus Signal Description 19

C-Bus / BOOT Bus Interface Description 20

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Datasheet ID: U2739M-BFT 519469