ICs for Information Equipment
s Terminal Equivalent Circuits (continued)
Pin No.
Equivalent circuit
20
VCC
20
−VCC
47 kΩ
21
21
22
VCC
500 Ω
22
100 kΩ
−VCC
21
23
VCC
500 Ω
23
100 kΩ
−VCC
21
24
25
VCC
100 Ω
2.5 V
25
50 kΩ
−VCC
AN7090FHQ
Description
Pin voltage
(V)
LIJR :
0
Input pin of R-channel line-in
jack
GND :
0
Ground pin
LINR :
0
Output pin of R-channel line-
in jack
LINL :
0
Output pin of L-channel line-
in jack
MVDD :
+5
Power supply for mic. amp.
MVRE :
2.5
Power supply for mic.
9