GENERAL DESCRIPTION

The ADV7174/ADV7179 is an integrated digital video encoder that converts digital CCIR-601 4:2:2 8-bit component video data into a standard analog baseband television signal compatible with worldwide standards.

FEATURES

ITU-R¹ BT601/BT656 YCrCb to PAL/NTSC video encoder

High quality 10-bit video DACs

SSAF™ (super sub-alias filter)

Advanced power management features

CGMS (copy generation management system)

WSS (wide screen signaling)

NTSC M, PAL N2, PAL B/D/G/H/I, PAL-M3, PAL 60

Single 27 MHz clock required (×2 oversampling)

Macrovision 7.1 (ADV7174 only)

80 dB video SNR

32-bit direct digital synthesizer for color subcarrier

Multistandard video output support:

  Composite (CVBS)

  Component S-video (Y/C)

Video input data port supports:

  CCIR-656 4:2:2 8-bit parallel input format

Programmable simultaneous composite and S-video or RGB

  (SCART)/YPbPr video outputs

Programmable luma filters low-pass [PAL/NTSC] notch,

  extended SSAF, CIF, and QCIF

Programmable chroma filters (low-pass [0.65 MHz, 1.0 MHz,

  1.2 MHz, and 2.0 MHz], CIF, and QCIF)

Programmable VBI (vertical blanking interval)

Programmable subcarrier frequency and phase

Programmable LUMA delay

Individual on/off control of each DAC

CCIR and square pixel operation

Integrated subcarrier locking to external video source

Color signal control/burst signal control

Interlaced/noninterlaced operation

Complete on-chip video timing generator

Programmable multimode master/slave operation

Closed captioning support

Teletext insertion port (PAL-WST)

On-board color bar generation

On-board voltage reference

2-wire serial MPU interface (I2C® compatible and fast I2C)

Single-supply 2.8 V and 3.3 V operation

Small 40-lead 6 mm × 6 mm LFCSP package

−40°C to +85°C at 3.3 V

−20°C to +85°C at 2.8 V



APPLICATIONS

Portable video applications

Mobile phones

Digital still cameras