la2806m Sanyo Semiconductor Corporation, la2806m Datasheet - Page 2

• Manufacturer Part Number: la2806m
• Description: Signal Processor And Power Amplifier Ic For Telephone Answering Machines
• Manufacturer: Sanyo Semiconductor Corporation

Operating Conditions at Ta = 25°C
Operating Characteristics at Ta = 25°C, V
Quiescent current
[Preamplifier]
Voltage gain
Total harmonic distortion
ALC turnover input voltage
ALC output saturation voltage
Equivalent input noise voltage
ALC range
[Playback equalizer amplifier]
Voltage gain
Total harmonic distortion
Equivalent input noise voltage
[Recording amplifier]
Voltage gain
Output bias voltage
Total harmonic distortion
[LINE amplifier]: R
Voltage gain
Maximum output voltage
Total harmonic distortion
[Power amplifier]: R
Voltage gain
Output voltage
Total harmonic distortion
Input resistance
Ripple rejection ratio
Output noise voltage
[Voice-operated switch] Pin 25, R = 20 k
Sensitivity
Output ON voltage
[Control pin voltage]
Pin 26 to 30
Pin 24 (MUTE)
[V
Output voltage
Recomended supply voltage
Operating supply voltage range
Recommended load resistance
Preamplifier input voltage
REF
]
Parameter
Parameter
L
L
= 1 k
= 8 k , input pin 20
V
Symbol
ALC W
SVRR
V
V
V
V sat
V
O
VG
THD
VG
THD
VG
THD
THD
VG
THD
V
VG
V
I
V
V
V
P
OXH
V
V
V
OXL
V
REF
CC
ALC
OS
NO
r
NI
NI
max
O
H
H
CC
B
i
L
C
R
E
L
P
V
CC
op, P.V
Symbol
applied 5 V.
, P.V
V
R
–70 dBV input, measured between pins
5 and 8
–40 dBV input, measured between pins
5 and 8
Measured between pins 5 and 8
–40 dBV input, measured between pins
5 and 8
Input short circuited (internal 2.2 k
resistance)
From ALC ON to THD = 1 %
–70 dBV input, measured between pins
2 and 8
–60 dBV input, measured between pins
2 and 8
Input short circuited (internal 2.2 k
resistance), Flat
50 k
Z
100 k
Z
–40 dBV preamplifier input
Measured between pins 10 and 22
Measured between pins 10 and 22,
THD = 1 %
–40 dBV preamplifier input
–30 dBV input, measured between pins
20 and 17
THD = 10 %
P
Rg = 0, f
Input short circuited, Flat
–23 dBV input, f = 800 Hz
–27 dBV input, f = 800 Hz
2 V supplied to pin24
Input high-level voltage
Input low-level voltage
Input high-level voltage, supplied via
diode
IN
L
AC
DC
O
= 100 mW
CC
CC
, measured between pins 10 and 2
, measured on pin 2
impedance connected to pin 1
op
resistance connected to pin 1
r
= 100 Hz, V
Power amplifier
CC
LA2806M
Conditions
= 5 V, f = 1 kHz
CC
r = –20 dBV
Conditions
V
CC
min
1.5 (or
+ 0.3)
–7.0
2.05
–68
400
0.4
0.6
0.2
4.5
1.5
57
40
57
–1
26
10
40
0
–4.0
0.25
2.25
4.5 to 7.5
–64
500
typ
Ratings
0.5
1.5
0.5
1.5
0.8
0.5
0.5
0.5
0.1
5.0
10
59
45
59
28
15
50
0 to 1.0
0
5
8
V
CC
max
–1.0
–0.7
2.45
–60
625
1.0
5.0
1.5
5.0
1.2
1.0
1.0
1.0
0.5
0.3
0.3
0.8
+1
No. 3852 - 2/11
15
61
61
30
20
Vp-p
Unit
mVrms
mVrms
µVrms
µVrms
V
V
Vrms
dBV
Unit
mA
dB
dB
dB
dB
dB
dB
k
dB
%
%
W
%
%
%
V
V
V
V
V
V
V
V