RM912
CDMA/AMPS 3–4 Volt Power Amplifier (824–849 MHz)
Electrical Specifications
Table 3. Electrical Specifications for CDMA / AMPS Nominal Operating Conditions(1)
Characteristics
Condition
Symbol
Min
Typical
Max
Unit
Quiescent current
Gain–Digital
Gain–Analog
Power Added Efficiency
– Analog Mode
– Digital Mode
Adjacent Channel Power (2)
– 885 kHz Offset
–1980 kHz Offset
Harmonic Suppression
– Second
– Third
Noise Power in RX Band
869-894 MHz
Noise Figure
Input Voltage Standing Wave
Ratio
Stability (Spurious output)
Ruggedness – No damage
Vref = 3.0
Vref = 2.9
Po = 0 dBm
Po = 28 dBm
Po = 0 dBm
Po = 31 dBm
Po = 31 dBm
Po = 28 dBm
Po ≤ 28 dBm
Po ≤ 28 dBm
Po ≤ 31 dBm
Po ≤ 31 dBm
Po @ 28 dBm
—
—
5:1 VSWR
All phases
Po ≤ 31 dBm
Iq
Iq
G
Gp
G
Gp
PAEa
PAEd
ACP1
ACP2
AFo2
AFo3
RxBN
NF
VSWR
S
Ru
—
—
26.0
27.0
26.0
26.0
43.0
32.0
—
—
—
—
—
—
—
—
10:1
100.0
—
mA
80.0
—
mA
28.0
—
dB
29.0
—
dB
28.0
—
dB
28.0
—
dB
45.0
—
%
34.0
—
%
–50.0
–48.0
dBc
–58.0
–56.0
dBc
–42.0
–45.0
–134.0
–30.0
–30.0
–133.0
dBc
dBc
dBm/Hz
6.0
—
dB
1.4:1
—
—
—
–60.0
dBc
—
—
VSWR
NOTE(S):
(1) Vcc = +3.4 V, Vref = +3.0 V, Freq = 836.5 MHz, Tc = 25 °C, unless otherwise specified.
(2) ACP is specified per IS95 as the ratio of the total in-band power (1.23 MHz BW) to adjacent power in a 30 kHz BW.
100635G
Conexant
3