AD6432 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
AD6432 Datasheet PDF : 20 Pages
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AD6432–SPECIFICATIONS (TA = +25؇C, VP = 3.0 V, GREF = 1.25 V unless otherwise noted)
Parameter
Conditions
Min Typ
Max
Units
RX RF MIXER
RF Input Frequency
AGC Conversion Gain Variation
Input 1 dB Compression Point
Input Third-Order Intercept
SSB Noise Figure
RX IF AMPLIFIER
AGC Gain Variation
Input Resistance
Operating Frequency Range
ZIN = 150 Ω: 0.2 V < VGAIN < 2.4 V
At VGAIN = 2.4 V, ZIN = 150 Ω
At VGAIN = 0.2 V, RFIN = –25 dBm
At ZIN = 150 Ω, FRF = 246 MHz,
FLO = 272 MHz, VGAIN = 0.2 V
0.2 V < VGAIN < 2.4 V
at VGAIN = 0.2 V
350
–3 to +15
–13
0
10
–14 to 48
5
10
50
MHz
dB
dBm
dBm
dB
dB
kΩ
MHz
GAIN CONTROL
Total Gain Control Range
Mixer+IF+Demod, 0.2 V < VGAIN < 2.4 V
80
Control Voltage Range at GAIN
0.2
2.4
Gain Scaling
27.5
Gain Law Conformance
± 0.1
Bias Current at GREF
–0.5
Input Resistance at Gain
20
dB
V
mV/dB
dB
µA
kΩ
INTEGRATED IF FILTER
BPF Center Frequency
IFS0 = 1
IFS0 = 0
BPF –3 dB BW
IFS0 = 1
IFS0 = 0
fREF = 13 MHz
“0” = Connect to Ground, “1” = Connect to VP
13
“0” = Connect to Ground, “1” = Connect to VP
26
fREF = 13 MHz
“0” = Connect to Ground, “1” = Connect to VP
5
“0” = Connect to Ground, “1” = Connect to VP
10
I AND Q DEMODULATOR
Demodulation Gain
Output Voltage Range
Differential
Output Voltage Common-Mode Level Not Power Supply Independent
Output Offset Voltage
Error in Quadrature
Differential, VGAIN = GREF
Differential from I to Q, IF = 13 MHz
Amplitude Match
I/Q Output BW
Output Resistance
CLOAD = 10 pF
Each Pin
17
0.3
1.5
–150
1
0.25
3
4.7
MHz
MHz
MHz
MHz
VPOS – 0.2
+150
3.5
dB
V
V
mV
Degrees
dB
MHz
kΩ
QUADRATURE IF PLL
Operating Frequency Range
Reference Frequency Voltage Level
Reference Frequency Range
Acquisition Time
Using 1 kΩ, 1 nF Loop Filter
10
50
200
25
80
MHz
mV p-p
MHz
µs
TRANSMIT MODULATOR
Carrier Output Frequency
Output Power
Input 1 dB Compression Point
I/Q Input Signal Amplitude
I/Q Input Signal Required DC Bias
I/Q Input BW
I/Q Input Resistance
I/Q Phase Balance
I/Q Amplitude Balance
Output Harmonic Content
RLOAD = 150 Ω, Power at Final 50 Ω,
FIF = 272 MHz
RLOAD = 150 Ω (Differential)
Differential
With LOs 2nd Harmonic 30 dBc
Bellow Fundamental
With LOs 2nd Harmonic 30 dBc
Bellow Fundamental
RLOAD = 150 Ω
Carrier Feedthrough
Sideband Suppression
FCARRIER = 272 MHz
I and Q Inputs Driven In Quadrature
300
–17.5
14
2.056
1.2
1
100
± 1.5
± 0.1
–45 (3rd)
–65 (5th)
–33
–37
MHz
dBm
dBm
V p-p
V
MHz
kΩ
Degrees
dB
dBc
dBc
dBc
dBc
–2–
REV. 0
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