msm7547 Oki Semiconductor, msm7547 Datasheet - Page 5

• Manufacturer Part Number: msm7547
• Description: Voice Signal Level Control Lsi
• Manufacturer: Oki Semiconductor

¡ Semiconductor
ELECTRICAL CHARACTERISTICS
DC Characteristics
Analog Interface Characteristics
Power Supply Current
Low Level Input
Voltage
High Level Input
Voltage
Digital Input Leakage
Current
Analog Input
Voltage Level
Analog Input
Resistance
Analog Output
Level Range1
Analog Output
Level Range2
RX-AUDIO
Path Gain
RX-AUDIO
Loss Level (Mute)
TX-AUDIO
Loss Level
TX-AUDIO
Path Gain
MIC Path Gain
ATT
Establish Error
Parameter
Parameter
Symbol
Symbol
V
L
V
V
L
L
R
V
V
I
V
V
V
I
I
RXA
DD
RXA
TXA
TXA
RTA
ATG
IH
IL
IH
01
02
IL
IA
IA
RAUD-RCV1
ATT = 0 dB
ATTE = L
RAUD-RCV1
RAUD = –20 dBV
ATTE = 0 dB
ATTE = LÆH
MIC-TAUD
MIC = –20 dBV
ATTE = LÆH
MIC-TAUD
AO3 and AN3 are connected.
600 W load resistance
MIC-RCV1
AO3 and AN3 are connected.
RAUD-RCV1
ATT0 to ATT2
R
R
L
L
= 600 W (to SG level)
RCV1, RCV2, AO3
= 5 kW (to SG level)
ATT0 to ATT2
ATT0 to ATT2
Condition
RAUD, MIC
Condition
AN2, AN3
V
V
I
RAUD
TAUD
I
ATTE
ATTE
MIC
= GND
= V
—
DD
( fi = 1 kHz, Ta = –20°C to 70°C, V
( fi = 1 kHz, Ta = –20°C to 70°C, V
Min.
Min.
–1.0
–9.5
–0.3
–10
+14
3.5
2.0
2.0
—
—
—
40
40
0
Typ.
Typ.
–8.5
200
+15
3.0
—
—
—
—
—
—
—
—
0
0
Max.
Max.
+1.0
–7.5
+0.3
V
+10
+16
6.0
1.5
2.0
—
—
—
—
—
DD
DD
DD
MSM7547
= 5 V ±5% )
= 5 V ±5% )
Unit
Unit
V
V
V
mA
mA
kW
dB
dB
dB
dB
dB
dB
V
V
P-P
P-P
P-P
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