CXA20690 PDF Datasheet – Audio/Video Switch

Part Number : CXA20690, Correct Partnumber : CXA2069Q

Function : S2-Compatible 7-Input 3-Output Audio/Video Switch

Package : QFP 64 Pin Type

Manufactures : Sony Corporation

Images :

CXA20690 datasheet



The CXA20690 is a 7-input, 3-output audio/video switch featuring I2C bus compatibility for TVs. This
IC has input pins that are compatible with S2 protocol.

CXA20690 pinout



1. 4 inputs that are compatible with S2 protocol
2. Serial control with I2C bus
3. 7 inputs, 3 outputs
4. The desired inputs can be selected independently for each of the 3 outputs
5. Wide band video amplifier (20 MHz, –3 dB)
6. Y/C MIX circuit
7. Slave address can be changed (90H/92H)
8. Audio muting from external pin
9. High impedance maintained by I2C bus lines (SDA, SCL) even when power is OFF
10. Wide audio dynamic range (3 Vrms typ.)

Block Diagram


1. Audio/video switch featuring I2C bus compatibility for TVs


1. Bipolar silicon monolithic IC


CXA20690 Datasheet

SAA7111 Datasheet PDF – Video Input Processor

Part Number : SAA7111

Function : Video Input Processor (VIP).

Package : PLCC 68, QFP 64 Pin Type

Manufacturers : Philips Electronics


SAA7111 Datasheet PDF


Description :

The Video Input Processor (VIP) is a combination of a two-channel analog preprocessing circuit including source selection, anti-aliasing filter and ADC, an automatic clamp and gain control, a Clock Generation Circuit (CGC), a digital multi-standard decoder (PAL BGHI, PAL M, PAL N, NTSC M and NTSC N), a brightness/contrast/saturation control circuit and a colour space matrix.


1. Four analog inputs, internal analog source selectors, e.g. 4×CVBS or 2×Y/C or (1×Y/C and 2×CVBS)
2. Two analog preprocessing channels
3. Switchable white peak control
4. Two built-in analog anti-aliasing filters
5. Two 8-bit video CMOS analog-to-digital converters (ADCs)
6. On-chip clock generator

Pinouts :

SAA7111 datasheet


1. Desktop video
2. Multimedia
3. Digital television
4. Image processing
5. Video phone.

Other data sheets within the file : SAA7111H, SAA7111WP

SAA7111 Datasheet PDF Download

SAA7111 pdf