¡ Semiconductor
MSM7590L-01
Receive Analog Interface Characteristics
(VDD = 2.7 V to 3.6 V, Ta = –25°C to +70°C)
Parameter
Symbol
Condition
Min. Typ. Max. Unit
Input Resistance
RINPW PWI
10
—
— MW
Output Load Resistance
RLVF VFRO
20
—
—
kW
RLAO AOUT+, AOUT–, SAO+, SAO–
1.2
—
—
kW
Output Capacitance
CLVF VFRO
—
CLAO AOUT+, AOUT–, SAO+, SAO–
—
—
100 pF
—
100 pF
Output Voltage Level
VOVF VFRO, RL = 20 kW
—
AOUT+, RL = 1.2 kW
—
VOAO
AOUT–,
SAO+,
ZL = 350 W
—
SAO–
+ 120 nF(See Fig.1)
—
*1.30 VPP
—
*1.30 VPP
—
*1.30 VPP
VOFVF VFRO
–100
—
+100 mV
Offset Voltage
AOUT+, AOUT– (GAIN = 0 dB,
VOFAO Power amp only) SAO+, SAO–
–20
—
+20 mV
Open Loop Gain
Power amp (0.3 to 3.4 kHz,
GDB ZL = 350 W + 120 nF)(See Fig.1) 40
—
—
dB
* –7.7 dBm (600 W) = 0 dBm0, + 3.14 dBm0 = 1.30 VPP (A-law)
–7.7 dBm (600 W) = 0 dBm0, + 3.17 dBm0 = 1.30 VPP (m-law)
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