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SAA4977H

Features: · Internal prefilter· Clamp circuit· Analog AGC· Line locked PLL· Triple YUV 8-bit Analog-to-Digital Converter (ADC)· Horizontal compression· Field rate up-conversion (50 to 100 Hz or 60 to 120 Hz)· 4 : 1 : 1 digital I/O interface· Digital CTI (DCTI)· Digital luminance peaking· Triple 10...

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SeekIC No. : 004483912 Detail

SAA4977H: Features: · Internal prefilter· Clamp circuit· Analog AGC· Line locked PLL· Triple YUV 8-bit Analog-to-Digital Converter (ADC)· Horizontal compression· Field rate up-conversion (50 to 100 Hz or 60 t...

SAA4977H Data Sheet

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Part Number:
SAA4977H
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/12/26

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Product Details

Description



Features:

· Internal prefilter
· Clamp circuit
· Analog AGC
· Line locked PLL
· Triple YUV 8-bit Analog-to-Digital Converter (ADC)
· Horizontal compression
· Field rate up-conversion (50 to 100 Hz or 60 to 120 Hz)
· 4 : 1 : 1 digital I/O interface
· Digital CTI (DCTI)
· Digital luminance peaking
· Triple 10-bit Digital-to-Analog Converter (DAC)
· Memory controller
· Embedded microprocessor
· 16 kbyte ROM
· 256 byte RAM
· I2C-bus interface
· Synchronous No parity Eight bit Reception and Transmission (SNERT) interface.


Pinout

Connection Diagram


Specifications

SYMBOL PARAMETER MIN. MAX. UNIT
VDDA(1,2,3) analog supply voltage front-end -0.5 +5.25 V
VDDD(1,2,3) digital supply voltage front-end -0.5 +5.25 V
VDDA(4,5) analog supply voltage back-end -0.5 +3.45 V
VDDD(4,5,6) digital supply voltage back-end -0.5 +3.45 V
VDDIO digital I/O supply voltage back-end -0.5 +5.25 V
Vi input voltage for all I/O pins -0.5 +5.25 V
Tstg storage temperature -20 +150 °C
Tamb operating ambient temperature -20 +60 °C



Description

The SAA4977H is a video processing IC providing analog YUV interfacing, video enhancing features, memory controlling and an embedded 80C51 microprocessor core. It is applicable especially for field rate up-conversion (50 to 100 Hz or 60 to 120 Hz) in cooperation with a 2.9 Mbit field memory. SAA4977H is designed for applications together with:
SAA4955/56TJ, TMS4C2972/73 (serial field memories)
SAA4990H (PROZONIC)
SAA4991WP (MELZONIC).




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