AD8324(Rev0) データシートの表示（PDF） - Analog Devices
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AD8324 Datasheet PDF : 16 Pages
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AD8324
SPECIFICATIONS
Table 1. TA = 25°C, VCC = 3.3 V, RL = RIN = 75 Ω, VIN (Differential) = 27.5 dBmV, unless otherwise noted. The AD8324 is characterized
using a 1:1 transformer1 at the device output.
Parameter
Conditions
Min Typ
Max Unit
INPUT CHARACTERISTICS
Specified AC Voltage
Output = 61 dBmV, Max Gain
27.5
dBmV
Input Resistance
Single-Ended Input
550
Ω
Differential Input
1100
Ω
Input Capacitance
2
pF
GAIN CONTROL INTERFACE
Voltage Gain Range
58
59.0
60
dB
Max Gain
Gain Code = 60 Dec
32.5 33.5
34.5 dB
Min Gain
Output Step Size2
Gain Code = 1 Dec
–26.5 –25.5
0.6 1.0
–24.5 dB
1.4 dB/LSB
Output Step Size Temperature Coefficient
OUTPUT CHARACTERISTICS
TA = –40°C to +85°C
±0.004
dB/°C
Bandwidth (–3 dB)
All Gain Codes (1–60 Decimal Codes)
100
MHz
Bandwidth Roll-Off
1 dB Compression Point3
f = 65 MHz
1.7
dB
Max Gain, f = 10 MHz, Output Referred
19.6 21
dBm
Min Gain, f = 10 MHz, Input Referred
2.1 3.7
dBm
Output Noise2
Max Gain
f = 10 MHz
157
166 nV/√Hz
Min Gain
f = 10 MHz
1.3
1.5 nV/√Hz
Transmit Disable
f = 10 MHz
1.1
1.2 nV/√Hz
Noise Figure2
Max Gain
Differential Output Impedance
f = 10 MHz
TX Enable and TX Disable
15.5
16.0 dB
75 ± 30%4
Ω
OVERALL PERFORMANCE
Second-Order Harmonic Distortion5, 3
Third-Order Harmonic Distortion5, 3
ACPR 2, 6
f = 33 MHz, VOUT = 61 dBmV @ Max Gain
f = 65 MHz, VOUT = 61 dBmV @ Max Gain
f = 21 MHz, VOUT = 61 dBmV @ Max Gain
f = 65 MHz, VOUT = 61 dBmV @ Max Gain
–66
–60 dBc
–58
–53 dBc
–59
–57.5 dBc
–54
–52.5 dBc
–61
–58 dBc
Isolation (Transmit Disable)2
Max Gain, f = 65 MHz
–75
–70 dB
POWER CONTROL
TX Enable Settling Time
TX Disable Settling Time
Output Switching Transients3
Max Gain, VIN = 0
Max Gain, VIN = 0
Equivalent Output = 31 dBmV
Equivalent Output = 61 dBmV
2.5
µs
3.8
µs
2.5
6
mV p-p
27
71
mV p-p
Output Settling
Due to Gain Change
Min to Max Gain
60
ns
Due to Input Step Change
POWER SUPPLY
Max Gain, VIN = 27.5 dBmV
30
ns
Operating Range
3.13 3.3
3.47 V
Quiescent Current
Max Gain
195 207
235 mA
Min Gain
25
39
50
mA
Transmit Disable (TXEN = 0)
1
2.5
4
mA
SLEEP Mode (Power-Down)
30
500 µA
OPERATING TEMPERATURE RANGE
LFCSP
–40
+85 °C
QSOP
–25
+70 °C
Rev. 0 | Page 3 of 16
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