Harman Kardon AVR340 Service Manual page 141

AVR340
PIN
PIN NAME
No.
11 / 13 TEST
12 / 14 KILLER
13 / 15 CKIN
14 / 17 FIL
15 / 18 V
DD1
16 / 19 V
SS1
17 / 20 C
OUT
FUNCTION
Shipment test mode switch or I
When High, test mode, setting all I
Hold High for at least 100µs. Send I
when this pin is Low.
Y signal comb function ON / OFF switch.
When High, comb OFF. When Low, comb ON. When
[data 3 : bit 0] is 1, used as vertical edge enhancement
circuit ON / OFF switch.
Clock input pin. Pin 13 put a sine wave which is locked
to the frequency of the burst signal in the input video
signal. Amplitude is 300 mV
p-p
an amplitude as possible without affecting peripheral
circuits.
Connect the APC filter in the 8 fsc PLL circuit.
PLL power supply.
ADC, DAC, and PLL GND (analog).
Outputs chrominance signal. External simple LPF for
clock elimination recommended.
I / O
2
C bus setting reset pin.
2
C bus settings to 0.
2
C bus settings
to 2 V . Input as high
p-p
141
TC90A49P/F
INTERFACE
I
I
I
−
− −
− −
O
harman/kardon