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参数资料
| 型号： | AD8339ACPZ |
| 厂商： | ANALOG DEVICES INC |
| 元件分类： | 调制器/解调器 |
| 英文描述： | 0 MHz - 50 MHz RF/MICROWAVE I/Q DEMODULATOR |
| 封装： | 6 X 6 MM, ROHS COMPLIANT, MO-220-VJJD-2, LFCSP-40 |
| 文件页数： | 23/36页 |
| 文件大小： | 2970K |
| 代理商： | AD8339ACPZ |
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AD8339
Rev. A | Page 3 of 3
6
SPECIFICATIONS
VS = ±5 V, TA = 25°C, 4fLO = 20 MHz, fRF = 5.01 MHz, fBB = 10 kHz, PLO ≥ 0 dBm, per channel performance, dBm (50 Ω), unless otherwise
Table 1.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
OPERATING CONDITIONS
Local Oscillator (LO) Frequency
Range
4× internal LO at Pin 4LOP and Pin 4LON, square wave
drive via LVDS (see Figure 64)
0.01
200
MHz
RF Frequency Range
Mixing
DC
50
MHz
Baseband Bandwidth
Limited by external filtering
DC
50
MHz
LO Input Level
0
13
dBm
Supply Voltage (VS)
±4.5
±5.0
±5.5
V
Temperature Range
40
+85
°C
DEMODULATOR PERFORMANCE
Input Impedance
RF, differential
25||10
kΩ||pF
LO, differential
100||4
kΩ||pF
Transconductance
Demodulated IOUT/VIN; each Ix or Qx output after low-pass
filtering measured from RF inputs, all phases
1.15
mS
Dynamic Range
IP1dB input referred noise (dBm)
160
dB/Hz
Maximum Input Swing
Differential; inputs biased at 2.5 V; Pin RFxP, Pin RFxN
2.8
V p-p
Peak Output Current (No Filtering)
0° phase shift
±2.4
mA
45° phase shift
±3.1
mA
Input P1dB
Ref = 50 Ω
14.8
dBm
Ref = 1 V rms
1.85
dBV
Third-Order Intermodulation (IM3)
fRF1 = 5.010 MHz, fRF2 = 5.015 MHz, fLO = 5.023 MHz
Equal Input Levels
Baseband tones: 0 dBm @ 8 kHz and 13 kHz
60
dBc
Unequal Input Levels
Baseband tones: 1 dBm @ 8 kHz and 31 dBm @ 13 kHz
66
dBc
Third-Order Input Intercept (IIP3)
fRF1 = 5.010 MHz, fRF2 = 5.015 MHz, fLO = 5.023 MHz
31
dBm
LO Leakage
Measured at RF inputs, worst phase, measured into 50 Ω
118
dBm
Measured at baseband outputs, worst phase, AD8021
disabled, measured into 50 Ω
68
dBm
Conversion Gain
All codes, see Figure 42
1.3
dB
Input Referred Noise
Output noise/conversion gain (see Figure 47)
11.8
nV/√Hz
Output Current Noise
Output noise/RFILT
12.9
pA/√Hz
Noise Figure
With AD8334 LNA
RS = 50 Ω, RFB = ∞
8.4
dB
RS = 50 Ω, RFB = 1.1 kΩ
9.1
dB
RS = 50 Ω, RFB = 274 Ω
11.5
dB
Bias Current
Pin 4LOP and Pin 4LON
3
μA
Pin RFxP and Pin RFxN
45
μA
LO Common-Mode Range
Pin 4LOP and Pin 4LON (each pin)
0.2
3.8
V
RF Common-Mode Voltage
For maximum differential swing; Pin RFxP and Pin RFxN
(dc-coupled to AD8334 LNA output)
2.5
V
Output Compliance Range
Pin IxOP and Pin QxOP
1.5
+0.7
V
PHASE ROTATION PERFORMANCE
One channel is reference; others are stepped
Phase Increment
16 phase steps per channel
22.5
Degrees
Quadrature Phase Error
Ix to Qx; all phases, 1σ
2
±1
+2
Degrees
I/Q Amplitude Imbalance
Ix to Qx; all phases, 1σ
±0.05
dB
Channel-to-Channel Matching
Phase match I-to-I and Q-to-Q; 40°C < TA < +85°C
±1
Degrees
Amplitude match I-to-I and Q-to-Q; 40°C < TA < +85°C
±0.1
dB
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