AN6426NK
s
Electrical Characteristics (cont.)
(Ta=25˚C)
Parameter
Rheostat characteristics (2)
LOG amp. linearity
SP
U
Transmitter
MIC amp. gain
MIC amp. max. output
Trans. gain
Max. trans. level
Att. trans. gain
Att. rec. gain
Idling
LOG amp. linearity
G
MAI
V
MAI
G
TS
V
TS
G
ATT
DG
ATR
V
Id
L
T
Symbol
DG
V
L
R
26
25
Condition
V
24
=0V,
n
i
=–20dBm,
I
L
=60mA
min
–27
40
ICs for Telephone
typ
–22
50
max
–17
Unit
dBm
dB
I
L
=60mA,
I
i
=–1µA to –300µA
Input pins Output pins
12
12
39
39
18
18
18
13
13
42
42
19
19
19
n
i
=–60dBm
I
L
=60mA
I
L
=60mA
THD=5%
n
i
=–25dBm
I
L
=60mA
I
L
=60mA
THD=10%
n
i
=–20dBm
I
L
=60mA
n
i
=–20dBm
I
L
=60mA
n
i
=–20dBm
I
L
=60mA
32
1
17
4
–2.5
–34
–18
40
35
4
20
7
0.5
–29
–15
50
38
7
23
10
3.5
–24
–12
dB
dBm
dB
dBm
dB
dB
dB
dB
I
L
=60mA
I
i
= –1µA to –300µA
Note) Unless otherwise specified, f
i
=1kHz, I
L
=30mA(HS
U
), 60mA (SP
U
).
s
Application Circuit
DPin
D.B.
Q1
L1
R132
1MΩ
ZNR
390V
Q2
R31
680Ω
L2
R29
100kΩ
R25
3.9kΩ
R27 R26
330Ω 3.3kΩ
R24A
12kΩ
C28
0.039µF
MF
IN
R23
MIC(HS
U
)
R36
100kΩ
D3
b
S3
ba
Q6
680Ω
R21
100kΩ
R28
33Ω R28A
D4
D5
20Ω
Z
42
SW
C26
+
R18 a
100kΩ
220µF
R21 2.2kΩ
R20
0.068µF
C25 43kΩ
C24 220
+ +
S2 a b
0.001
6.8
µF
220
µF
kΩ C23
µF
b
C22
R19
C33
C34
4.7
10
µF
µF
5.1
kΩ R22
10
+
MΩ
+
C19
R16
2.2
+
µF
C21
47µF
C20
0.1
µF
R17
2.2
kΩ
28
27
1µF
+
µF
C17
33
20kB
R15
C18
1µF
C18°0.1µF
R14 R13
27 22kΩ
kΩ
24
23
22
41
40
39
38
37
36
35
34
33
32
31
30
29
26
25
AN6426NK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
D
6
AC
Adaptor
100mA
R24
10kΩ
D1
C3
+
220
C2 10
µF
µF
Q3
R35
10Ω
C1
10µF
+
3300
pF
C7
C5
0.033µF
GND
R2
R3
C30 C31
+
1000µF
+
100µF
+
100µF
C32
0.033µF
1kΩ
1kΩ
220
kΩ
R1
+
C4
100µF
C6
a
SP(SP
U
)
CS(HS
U
)
C9
1µF
820
C14
R4 pF R6 C11 390
22
220 1µ
Ω
kΩ
kΩ F R8
C27
R10
820Ω 22µF
100 C15
+
kΩ 2.2µF
R7
R5
1kΩ
+
C12
+
R11
+
C8
C10 1µ
220
0.1µF 1µF F R9
kΩ
2.2
MΩ
R37
2.2kΩ
C16
2.2
+
µF
R10
5.1
kΩ
R12
22kΩ
SW6
MIC(SP
U
)
Note) The circuit a applies when a ceramic receiver is used.
When a dynamic receiver is used, the following circuits apply.
7
8
C5
0.033µF
+
C6
10µF
CS
(HS
U
)
C6
0.033µF
4
PANASONIC [ PANASONIC SEMICONDUCTOR ]
