CXA2002R
Pin
No.
Symbol
Pin
voltage
Equivalent circuit
Description
18 RP PB
35µ
35µ
35µ
—
1.5V
REC/PB switchover pin
18
143
High: PB 2.3V or above
Low: REC 0.6V or below
19 VCC
4.75
Power supply pin for
components other than REC
amplifier, PB amplifier and EVR.
20 BOTH REC
—
35µ
35µ
35µ
1.5V
20
143
EACH REC/BOTH REC
switchover pin.
High: BOTH REC 2.3V or
above
Low: EACH REC 0.6V or
below
21 RFSWP
35µ
35µ
35µ
—
1.5V
21
143
RFSWP input pin.
High: 2.3V or above
Low: 0.6V or below
22 RAMP
35µ
35µ
35µ
—
1.5V
22
143
Pin to turn ON/OFF the REC
amplifier bias current during
after-recording. The bias
current turns ON when this pin
goes high.
High: 2.3V or above
Low: 0.6V or below
–7–