CXD1961AQ 查看數據表（PDF） - Sony Semiconductor

零件编号

产品描述 (功能)

生产厂家

CXD1961AQ

DVB-S Frontend IC (QPSK demodulation + FEC)

Sony Semiconductor 

Sub address 0F (hex)

Write MOD_CONT Mode Control

SINV

I/Q exchange

1: normal operation

SYSSEL

Not assigned. Input 0.

CXD1961AQ

DFSK1P

1: Nyquist roll off filter bypass mode

RSSK1P

1: Reed-Solomon decoder bypass mode

TUNSEL

Tuner interface mode

0: I2C bus mode 1: 3 wire mode

TUNEN

MFSYNC

AGCLP

1: Tuner interface enable

TUNSEL

Don't care

0

1

TUNEN

0

1

1

Pin 12

Hi-Z

clock out

data out

Refer to reference circuit (5).

Pin 13

Hi-Z

Hi-Z

clock out

Pin 14

Hi-Z

data in out

Latch Enable

mode

—

I2C bus

3 wire

Parameter for frame synchronization protection

0: normal operation mode

1: powerful protection mode

AGC loop filter gain

1: normal operation

0: large gain

– 22 –

Share Link: