CXA1700AQ/AR
Pin
Symbol
No.
16 AGC TC3
Pin voltage
DC
AC
2.2V to 4.0V
—
Equivalent circuit
150
16
150
Description
Time constant for VCA circuit
in comb filter block. A DC
limiter circuit with an upper
limit of 4.0V and a lower limit
of 2.2V is built in.
17 NC
—
—
Not connected. Normally,
connect to GND.
18 CLAMP
—
TC3
—
150
18
150
Time constant for feedback
clamp circuit in the comb filter
block.
19 DL OUT2 2.1V (center Video
DC)
500mVp-p
input
150
19
40k
Inputs CCD DL (delay line)
output signal to the VCA
circuit.
2.1V
20 CLAMP
—
TC2
—
150
20
150
Time constant for feedback
clamp circuit in the comb filter
block.
—7—