Integra DTR-7.8 Service Manual page 148

IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -46
Q8001: FLI8125-LF-BC (Video Processor)
TERMINAL DESCRIPTION(2/8)
Analog Input Port
Pin Name
SV3P
GNDS
A3P
GNDS
B3P
GNDS
C3P
AVDD_C
CN
AGND
SV4P
GNDS
A4P
GNDS
B4P
GNDS
C4P
AVDD_SC
SVN
VO_GND
VOUT2
VDD18_SC
GND18_SC
Low Bandwidth ADC Input Port
Pin Name
VDDA33_LBADC
LBADC_IN1
LBADC_IN2
LBADC_IN3
LBADC_IN4
LBADC_IN5
No. I/O Description
186 AI Positive analog sync input for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
187 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
188 AI Positive analog input 'A' for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
189 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
190 AI Positive analog input 'B' for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
191 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
192 AI Positive analog input 'C' for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
193 AP Analog Power (3.3V) for ADC of Channel-C. Must be bypassed with 0.1uF capacitor to the
analog system ground plane.
194 AI Negative analog input 'C' for channels 1 through 4.
This acts as the return Path for the Sources connected to Channel-C Inputs. This has to be
AC coupled using a series 57.6 Ohm resistor and 0.1uF Capacitor network to Analog Ground
Plane on board.
195 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
196 AI Positive analog sync input for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
197 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
198 AI Positive analog input 'A' for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
199 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
200 AI Positive analog input 'B' for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
201 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
202 AI Positive analog input 'C' for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
203 AP Analog Power (3.3V) for ADC of SYNC Channel. Must be bypassed with 0.1uF capacitor to
the analog system ground plane.
204 AI Negative analog sync input for channels 1 through 4.
This acts as the return Path for the Sources connected to SV Channel Inputs. This has to be
AC coupled using a series 57.6 Ohm resistor and 0.1uF Capacitor network to Analog Ground
Plane on board.
205 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
206 AO Analog VOUT signal
This is the Analog Video Output from the Decoder in the Composite Video format. This can be
amplified and be fed to any video display device.
207 AP Analog Power (1.8V) for SYNC Channel. Must be bypassed with 0.1uF capacitor to the analog
system ground plane.
208 AG Analog Ground (1.8V Return) for SYNC channel. Must be directly connected to the analog
system ground plane on board.
No I/O Description
1 AP Analog Power (3.3V) for Low Bandwidth ADC Block. Must be bypassed with 0.1uF capacitor.
2 AI Low Bandwidth Analog Input-1. The Input signal connected to this Pin, must be bypassed with
a 0.1uF capacitor and could be in the range of 0V to 3.3V (peak to peak).
3 AI Low Bandwidth Analog Input-2. The Input signal connected to this Pin, must be bypassed with
a 0.1uF capacitor and could be in the range of 0V to 3.3V (peak to peak).
4 AI Low Bandwidth Analog Input-3. The Input signal connected to this Pin, must be bypassed with
a 0.1uF capacitor and could be in the range of 0V to 3.3V (peak to peak).
5 AI Low Bandwidth Analog Input-4. The Input signal connected to this Pin, must be bypassed with
a 0.1uF capacitor and could be in the range of 0V to 3.3V (peak to peak).
6 AI Low Bandwidth Analog Input-5. The Input signal connected to this Pin, must be bypassed with
a 0.1uF capacitor and could be in the range of 0V to 3.3V (peak to peak).
DTR-7.8