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SN761644

Texas Instruments
Part Number SN761644
Manufacturer Texas Instruments
Description DIGITAL TV TUNER IC
Published Sep 4, 2019
Detailed Description SN761644 www.ti.com DIGITAL TV TUNER IC Check for Samples: SN761644 SLES252 – NOVEMBER 2009 FEATURES 1 • Integrated ...
Datasheet PDF File SN761644 PDF File

SN761644
SN761644

Overview
SN761644 www.
ti.
com DIGITAL TV TUNER IC Check for Samples: SN761644 SLES252 – NOVEMBER 2009 FEATURES 1 • Integrated Mixer/Oscillator/PLL and IF GCA • Mirror Pin Package of SN761640 • VHF-L, VHF-H, UHF 3-Band Local Oscillator • RF AGC Detector Circuit • I2C Bus Protocol Bidirectional Data Transmission • High-Voltage Tuning Voltage Output • Four NPN-Type Band Switch Drivers • One Auxiliary Port/5-Level ADC • Crystal Oscillator Output • Programmable Reference Divider Ratio (24/28/32/64/80/128) • IF GCA Enable/Disable Control • Selectable digital IFOUT and Analog IFOUT • Standby Mode • 5-V Power Supply • 44-Pin Thin Shrink Small-Outline Package (TSSOP) APPLICATIONS • Digital TVs • Digital CATVs • Set-Top Boxes DBT PACKAGE (TOP VIEW) BS4 UHF RF IN1 UHF RF IN2 VHI RF IN VLO RF IN RF GND MIX OUT2 MIX OUT1 IF IN RF AGC OUT RF AGC BUF BS3 BS2 BS1 SDA SCL AS BUS GND P5/ADC XTAL OUT XTAL2 XTAL1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 44 VLO OSCB 43 VLO OSC C 42 VHI OSC B ...


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