GLED
LED
LED
LED
LED
LED
LED
LED
LED
VLED
ROD LENS
3454
PHOTO SENSORS
1
2
3
4
5
----------------
3455
3456
VIDEO
LINE
VN(-V)
VDD (+5)
SHIFT REGISTER
GRD
BUFFER
VIDEO AMPLIFIER
VOUT
CP
SP
GRD
Figure 2. PI400M-A4 module block diagram.
(See Table 1 below for pin configuration)
Pin Number
1
2
3
4
5
6
7
8
9
10
Symbol
Vout
Gnd
Vdd (+5V)
Vn (-5V to –12V)
Gnd
SP
Gnd
CP
GLED
VLED
Names and Functions
Analog Video Output
Ground; 0V
Positive power supply
Negative power supply
Ground; 0V
Shift register start pulse
Ground; 0V
Sampling clock pulse
Ground for the light source; 0V
Supply for the light source
Table 1. Pin configuration
Absolute Maximum Rating:
Parameter
Power supply
voltage
Symbols
Vdd
Idd
Vn
In
VLED
ILED
(1)
Vih
Maximum Rating
10
60
-15
10
6V
250
Vdd – 0.5V
Units
V
ma
V
ma
V
ma
V
Input clock pulse
(high level)
PAGE 3 OF 7 - PI400M-A4, 11-15-00
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