Philips Semiconductors
Product specification
Single standard VIF-PLL demodulator
and FM-PLL detector
FEATURES
•
Suitable for negative vision modulation
•
Applicable for IF frequencies of 38.9, 45.75 and
58.75 MHz
•
Gain controlled wide-band Vision Intermediate
Frequency (VIF) amplifier (AC-coupled)
•
True synchronous demodulation with active carrier
regeneration (ultra-linear demodulation, good
intermodulation figures, reduced harmonics and
excellent pulse response)
•
Peak sync pulse AGC
•
Video amplifier to match sound trap and sound filter
•
AGC output voltage for tuner with fixed resistor for
takeover point setting
•
AFC detector without extra reference circuit
•
Alignment-free FM-PLL detector with high linearity
ORDERING INFORMATION
PACKAGE
TYPE NUMBER
NAME
TDA9801
TDA9801T
DIP20
SO20
DESCRIPTION
plastic dual in-line package; 20 leads (300 mil)
plastic small outline package; 20 leads; body width 7.5 mm
TDA9801
•
Stabilizer circuit for ripple rejection and to achieve
constant output signals
•
5 to 9 V positive supply voltage range
•
Low power consumption of 300 mW at 5 V supply
voltage.
GENERAL DESCRIPTION
The TDA9801(T) is a monolithic integrated circuit for vision
and sound IF signal processing in TV and VTR sets and
multimedia front-ends.
VERSION
SOT146-1
SOT163-1
1999 Aug 26
2
PHILIPS [ NXP SEMICONDUCTORS ]
