Philips Semiconductors
Multistandard dual carrier stereo sound decoder
Product specification
TDA9873H
FEATURES
• Low power consumption
• Alignment-free multistandard FM sound demodulation
• No external intercarrier sound band-pass filters required
• Auto mute switchable via I2C-bus
• Multistandard A2 stereo sound decoder
• No adjustment for reduced channel separation
requirement
• De-emphasis time constant related to standard
• Very reliable digital identification of sound transmission
mode via I2C-bus, alignment-free
• No external filter for pilot input required
• I2C-bus transceiver with MAD (Module ADdress)
• I2C-bus control for all functions
• Stabilizer circuit for ripple rejection and constant output
level
• Additional mono output
• Pin aligned with TDA9874AH
• ESD protection on all pins.
GENERAL DESCRIPTION
The TDA9873H is an economic multistandard dual
FM demodulator and analog carrier stereo decoder with
I2C-bus control.
ORDERING INFORMATION
TYPE NUMBER
TDA9873H
NAME
QFP44
TDA9873HS
QFP44
PACKAGE
DESCRIPTION
plastic quad flat package; 44 leads (lead length 2.35 mm);
body 14 × 14 × 2.2 mm
plastic quad flat package; 44 leads (lead length 1.3 mm);
body 10 × 10 × 1.75 mm
VERSION
SOT205-1
SOT307-2
2000 Apr 04
2