msm7540 Oki Semiconductor, msm7540 Datasheet - Page 10

• Manufacturer Part Number: msm7540
• Description: Single Rail Adpcm Codec
• Manufacturer: Oki Semiconductor

Receive Analog Interface Characteristics
* –3 dBm (600 W) = 0 dBm0, + 3.14 dBm0 = 2.226 V
¡ Semiconductor
Input Resistance
Output Load Resistance
Output Capacitance
Output Voltage Level
Offset Voltage
Open Loop Gain
–3 dBm (600 W) = 0 dBm0, + 3.17 dBm0 = 2.226 V
Parameter
Symbol
R
V
V
R
V
R
C
V
C
G
INPW
OFAO
OFVF
OAO
LAO
OVF
LAO
LVF
LVF
DB
PWI
VFRO
AOUT+, AOUT–
VFRO
AOUT+, AOUT–
VFRO
AOUT+,
AOUT–
VFRO
AOUT+, AOUT– (GAIN = 0 dB),
Power amp only
Power amp (0.3 to 3.4 kHz,
Z
L
= 350 W + 120 nF)(See Fig.1)
Condition
R
R
Z
+ 120 nF(See Fig.1)
L
L
L
= 350 W
= 50 kW
= 1.2 kW
PP
PP
(MSM7540)
(MSM7560)
Min.
–100
–20
1.2
10
50
—
—
—
—
—
40
Typ.
—
—
—
—
—
—
—
—
—
—
—
MSM7540/7560
FEDL7540-03
*2.226
*2.226
*2.226
Max.
+100
100
100
+20
—
—
—
—
10/16
Unit
MW
V
V
V
mV
mV
kW
kW
dB
pF
pF
PP
PP
PP