msm7532 Oki Semiconductor, msm7532 Datasheet - Page 17

• Manufacturer Part Number: msm7532
• Description: Single Chip Msk Modem With Compandor For Cordless Telephone
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Voice Signal Processing Characteristics (Continued)
*1: 0 dB is defined as the input level and the output level when the standard input level is input.
Ceramic
Receiver
Amplifier
(RCP, RCN)
User-
Available
Amplifier
(UAO)
Electronic Volume Gain
Compressor
Expander
Parameter
Output Load Resistance
Output Distortion Ratio
Input Reference Level
Input Reference Level
Receiver Equivalent
Output Resistance
Output Resistance
Output Distortion
Maximum Input
Output Level *1
Output Level *1
Recovery Time
Recovery Time
Output Level
Output Load
Capacitance
Attack Time
Attack Time
Resistance
Output
Level
Level
Symbol
V
V
GE25
GEV1
GEV2
GEV3
T
T
V
GC2
GC4
GC6
T
T
R
H
R
V
H
V
GE1
GE2
R
C
V
R
IEM1
IEM2
AT1
RE1
AT2
RE2
ICS
IES
CR
CR
OU
OC
DC
OU
LU
DU
LC
Distortion Ratio
Input Level, –34 dBV Æ –22 dBV
Input Level, –22 dBV Æ –34 dBV
Input Level, –26 dBV Æ –20 dBV
Input Level, –20 dBV Æ –26 dBV
f
f
Referenced to RVO
IN
IN
VOL1 = VOL2 = "0"
£ –30 dB
R7 = R8
f
IN
= 1 kHz, R7 = R8
= 1 kHz, R7 = R8
= 1 kHz, Distortion Ratio
£ –30 dB, V
level at "0"
f
f
f
f
IN
IN
IN
IN
= 1 kHz, –18 dBV
= 1 kHz, –18 dBV
= 1 kHz, R7 = R8
= 1 kHz, R7 = R8
Condition
V
V
V
V
—
—
DD
DD
DD
DD
DD
= 2.1 V to 5.5 V
= 4.5 V to 5.5 V
= 2.1 V to 5.5 V
= 4.5 V to 5.5 V
= 2.4 V
–20 dB
–40 dB
–60 dB
–10 dB
–20 dB
–25 dB
–12 dB
+6 dB
–6 dB
(V
DD
= 2.1 V to 5.5 V, Ta = –30 to 70°C)
–19.8 –17.8 –15.8
–10.7
–21.2
–19.8 –17.8 –15.8
–21.5
–42.2
–12.5 –12.0 –11.5
Min
1.35
+5.5
–6.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2
Typ
+6.0
–6.0
–68
–64
–10
–20
–30
–20
–40
–50
1.5
3.0
3.0
40
68
—
40
—
—
—
16
—
—
16
–18.8
–18.5
–37.8
Max
–9.3
+6.5
–5.5
–45
–45
–15
–12
MSM7532
—
—
75
–4
—
—
–6
—
—
—
—
—
—
0
17/21
Unit
dBV
dBV
dBV
dBV
kW
kW
ms
ms
dB
dB
dB
dB
dB
nF
W
W