TA = 25°C, V
參數(shù)資料
型號： AD8334ACPZ-REEL7
廠商： Analog Devices Inc
文件頁數(shù)： 34/56頁
文件大?。?/td> 0K
描述： IC VGA QUAD W/PREAMP 64-LFCSP
標準包裝： 1
系列： X-AMP®
類型： 可變增益放大器
應(yīng)用： 信號處理
安裝類型： 表面貼裝
封裝/外殼： 64-VFQFN 裸露焊盤，CSP
供應(yīng)商設(shè)備封裝： 64-LFCSP-VQ（9x9）
包裝： 標準包裝
配用： AD8334-EVALZ-ND - BOARD EVALUATION FOR AD8334
其它名稱： AD8334ACPZ-REEL7DKR
AD8331/AD8332/AD8334
Rev. G | Page 4 of 56
SPECIFICATIONS
TA = 25°C, VS = 5 V, RL = 500 Ω, RS = RIN = 50 Ω, RIZ = 280 Ω, CSH = 22 pF, f = 10 MHz, RCLMP = ∞, CL = 1 pF, VCM pin floating,
4.5 dB to +43.5 dB gain (HILO = LO), and differential output voltage, unless otherwise specified.
Table 1.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit1
LNA CHARACTERISTICS
Gain
Single-ended input to differential output
19
dB
Input to output (single-ended)
13
dB
Input Voltage Range
AC-coupled
±275
mV
Input Resistance
RIZ = 280 Ω
50
Ω
RIZ = 412 Ω
75
Ω
RIZ = 562 Ω
100
Ω
RIZ = 1.13 kΩ
200
Ω
RIZ = ∞
6
kΩ
Input Capacitance
13
pF
Output Impedance
Single-ended, either output
5
Ω
3 dB Small Signal Bandwidth
VOUT = 0.2 V p-p
130
MHz
Slew Rate
650
V/μs
Input Voltage Noise
RS = 0 Ω, HI or LO gain, RIZ = ∞, f = 5 MHz
0.74
nV/√Hz
Input Current Noise
RIZ = ∞, HI or LO gain, f = 5 MHz
2.5
pA/√Hz
Noise Figure
f = 10 MHz, LOP output
Active Termination Match
RS = RIN = 50 Ω
3.7
dB
Unterminated
RS = 50 Ω, RIZ = ∞
2.5
dB
Harmonic Distortion at LOP1 or LOP2
VOUT = 0.5 V p-p, single-ended, f = 10 MHz
HD2
56
dBc
HD3
70
dBc
Output Short-Circuit Current
Pin LON, Pin LOP
165
mA
LNA AND VGA CHARACTERISTICS
3 dB Small Signal Bandwidth
VOUT = 0.2 V p-p
AD8331
120
MHz
AD8332, AD8334
100
MHz
3 dB Large Signal Bandwidth
VOUT = 2 V p-p
AD8331
110
MHz
AD8332, AD8334
90
MHz
Slew Rate
AD8331
LO gain
300
V/μs
HI gain
1200
V/μs
AD8332, AD8334
LO gain
275
V/μs
HI gain
1100
V/μs
Input Voltage Noise
RS = 0 Ω, HI or LO gain, RIZ = ∞, f = 5 MHz
0.82
nV/√Hz
Noise Figure
VGAIN = 1.0 V
Active Termination Match
RS = RIN = 50 Ω, f = 10 MHz, measured
4.15
dB
RS = RIN = 200 Ω, f = 5 MHz, simulated
2.0
dB
Unterminated
RS = 50 Ω, RIZ = ∞, f = 10 MHz, measured
2.5
dB
RS = 200 Ω, RIZ = ∞, f = 5 MHz, simulated
1.0
dB
Output-Referred Noise
AD8331
VGAIN = 0.5 V, LO gain
48
nV/√Hz
VGAIN = 0.5 V, HI gain
178
nV/√Hz
AD8332, AD8334
VGAIN = 0.5 V, LO gain
40
nV/√Hz
VGAIN = 0.5 V, HI gain
150
nV/√Hz
Output Impedance, Postamplifier
DC to 1 MHz
1
Ω
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