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TDA9887

Features: · 5 V supply voltage· Gain controlled wide-band Vision Intermediate Frequency (VIF) amplifier, AC-coupled· Multistandard true synchronous demodulation with active carrier regeneration: very linear demodulation, good intermodulation figures, reduced harmonics, and excellent pulse response...

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SeekIC No. : 004516992 Detail

TDA9887: Features: · 5 V supply voltage· Gain controlled wide-band Vision Intermediate Frequency (VIF) amplifier, AC-coupled· Multistandard true synchronous demodulation with active carrier regeneration: ver...

TDA9887 Data Sheet

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Part Number:
TDA9887
Supply Ability:
5000

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

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Product Details

Description



Features:

· 5 V supply voltage
· Gain controlled wide-band Vision Intermediate
    Frequency (VIF) amplifier, AC-coupled
· Multistandard true synchronous demodulation with
    active carrier regeneration: very linear demodulation,
    good intermodulation figures, reduced harmonics, and
    excellent pulse response
· Gated phase detector for L and L-accent standard
· Fully integrated VIF Voltage Controlled Oscillator
    (VCO), alignment-free, frequencies switchable for all
    negative and positive modulated standards via I2C-bus
· Digital acquisition help, VIF frequencies of 33.4, 33.9,
    38.0, 38.9, 45.75, and 58.75 MHz
· 4 MHz reference frequency input: signal from
    Phase-Locked Loop (PLL) tuning system or operating
    as crystal oscillator
· AM demodulator without extra reference circuit
· Alignment-free selective FM-PLL demodulator with high
    linearity and low noise
· I2C-bus control for all functions
· I2C-bus transceiver with pin programmable Module
Address (MAD)
· Four selectable I2C-bus addresses
· SIF and FM-AGC for radio (optional)
· Radio IF (RIF) input using the sound IF SAW input for
converting to 10.7 MHz, input frequencies are 41.3 MHz


Application

· TV, VTR, PC, and STB applications.


Pinout

Connection Diagram


Specifications

SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
VCC supply voltage   0 5.5 V
Vn voltage on
pins VIF1, VIF2, SIF1, SIF2, OP1, OP2, VP, and FMPLL 0 VP V
pin TAGC

  

0
0

 VP
8.8		 V
V
Vn short-circuit time to ground or VP   - 10 V
Tst storage temperature   -25 +150 °C
Tamb ambient temperature
TDA9887T (SO24) and TDA9887TS (SSOP24)
TDA9887HN (HVQFN32)
   -20
-20		 +70
+85		 °C
°C
Ves electrostatic discharge voltage on all pins note 1 -200 +400 V
note 2 -2000 +3500 V



Description

The TDA9887 is an alignment-free multistandard (PAL, SECAM and NTSC) vision and sound IF signal PLL demodulator for positive and negative modulation, including soundAM and FM processing. A special function is implemented for the demodulation of FM radio signals
(fRIF = 10.7 MHz).




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