Terminal
No.
Name
Function
13 BUF INA
Input of buffer amplifier and
recording amplifier.
(Buffer amplifier is inverter
type.)
ALC level of microphone
amplifier is determined by
signal level of this terminal
14 BUF INB
16 MIC OUTB
Output of microphone
amplifier.
17 MIC OUTA
18 MIC NFA
NF of microphone amplifier.
22 MIC NFB
19
MIC INA
Input of microphone amplifier.
Built−in capacitor for buzz
noise.
21
MIC INB
20
GND
―
23
VCC
―
ALC terminal.
24
ALC
ALC function is operated in
only MIC−REC mode.
TA8155FG/FNG
Internal Circuit
Terminal
Voltage (V)
0.85
0.55
0.05
0.01
―
0
―
1.2
0.11
4
2006-04-12