Electronic Components Datasheet Search |
|
SN761644DBTR Datasheet(PDF) 1 Page - Texas Instruments |
|
SN761644DBTR Datasheet(HTML) 1 Page - Texas Instruments |
1 / 30 page 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 38 39 40 41 42 43 44 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 UHF OSC B2 UHF OSC C2 IF GCA IN1 IF GCA CTRL DIF OUT2 CP VTU DIF OUT1 AIF OUT VHI OSC C UHF OSC C1 VLO OSCB IF GND VHI OSC B VLO OSC C UHF OSC B1 OSC GND IF GCA GND IF GCA OUT2 IF GCA OUT1 IF GCA IN2 VCC BS4 UHF RF IN1 VHI RF IN IF IN UHF RF IN2 VLO RF IN RF GND MIX OUT2 MIX OUT1 BS3 RF AGC BUF AS SCL RF AGC OUT BUS GND BS1 SDA P5/ADC XTAL OUT XTAL2 XTAL1 BS2 SN761644 www.ti.com SLES252 – NOVEMBER 2009 DIGITAL TV TUNER IC Check for Samples: SN761644 1 FEATURES DBT PACKAGE • Integrated Mixer/Oscillator/PLL and IF GCA (TOP VIEW) • 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 DESCRIPTION The SN761644 is a low-phase-noise synthesized tuner IC designed for digital TV tuning systems. The circuit consists of a PLL synthesizer, three-band local oscillator and mixer, RF AGC detector circuit, and IF gain-controlled amplifier. The SN761644 is available in a small-outline package. 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 2009, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
Similar Part No. - SN761644DBTR |
|
Similar Description - SN761644DBTR |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |