AD8346
SPECIFICATIONS
V
S
= 5 V; T
A
= 25°C; LO frequency = 1900 MHz; LO level = –10 dBm; BB frequency = 100 kHz; BB inputs are dc-biased to 1.2 V; BB input
level = 1.0 V p-p each pin for 2.0 V p-p differential drive; LO source and RF output load impedances are 50 Ω, dBm units are referenced
to 50 Ω unless otherwise noted.
Table 1.
Parameters
RF OUTPUT
Operating Frequency
Quadrature Phase Error
I/Q Amplitude Balance
Output Power
Output VSWR
Output P1 dB
Carrier Feedthrough
Sideband Suppression
IM3 Suppression
Equivalent Output IP3
Output Noise Floor
RESPONSE TO CDMA IS95 BASEBAND SIGNALS
ACPR (Adjacent Channel Power Ratio)
EVM (Error Vector Magnitude)
Rho (Waveform Quality Factor)
MODULATION INPUT
Input Resistance
Modulation Bandwidth
LO INPUT
LO Drive Level
Input VSWR
ENABLE
ENBL HI Threshold
ENBL LO Threshold
ENBL Turn-On Time
ENBL Turn-Off Time
POWER SUPPLIES
Voltage
Current Active (ENBL HI)
Current Standby (ENBL LO)
Conditions
Min
0.8
See Figure 35 for setup
See Figure 35 for setup
I and Q channels in quadrature
1
0.2
−10
1.25:1
−3
−42
−36
−60
20
−147
−72
2.5
0.9974
12
70
−12
1.9:1
2.0
0.5
Settle to within 0.5 dB of final SSB
output power
Time for supply current to drop below
2 mA
2.7
35
2.5
12
V
V
μs
μs
−6
Typ
Max
2.5
Unit
GHz
Degree rms
dB
dBm
dBm
dBm
dBc
dBc
dBm
dBm/Hz
dBc
%
−13
−6
−35
−25
20 MHz offset from LO
See Figure 35 for setup
See Figure 35 for setup
See Figure 35 for setup
−3 dB
kΩ
MHz
dBm
45
1
5.5
55
20
V
mA
μA
Rev. A | Page 3 of 20
AD [ ANALOG DEVICES ]
