Pin Description - Harman Kardon AVR245 Service Manual

AVR245

PIN DESCRIPTION

PIN
PIN NAME
No.
1 V
DD2
2 BIAS
3 VRT
4 / 5 AIN
5 / 6 VRB
6 / 7 V
DD3
7 / 8 V
SS2
8 / 10 V
DD4
9 / 11 SDA
10 / 12 SCL
no. before / indicates DIP package pin no.
no. after / indicates SOP package pin no.
FUNCTION
ADC and DAC analog power supply.
ADC bias voltage.
Stabilize by attaching a 0.01µF capacitor.
ADC input range D upper limit voltage.
Stabilize by attaching a 0.01µF capacitor.
ADC input. Inputs 1.0 V video signal.
p-p
Sync tip clamp is performed.
ADC input range D lower limit voltage.
Stabilize by attaching a 0.01µF capacitor.
ADC and DAC logic power supply.
Logic and internal DRAM GND (digital).
Internal DRAM power supply.
2
I C BUS SDA
2
I C BUS SCL
I / O
−
−
−
I
−
−
−
−
I / O
I
129
harman/kardon
TC90A49P/F
INTERFACE
−
−
−
−