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參數(shù)資料
型號: AD8332ARU
廠商: Analog Devices Inc
文件頁數(shù): 53/56頁
文件大?。?/td> 0K
描述: IC VGA DUAL W/PREAMP LN 28-TSSOP
標(biāo)準(zhǔn)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: 28-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 28-TSSOP
包裝: 管件
配用: AD8332-EVALZ-ND - BOARD EVAL FOR AD8332
AD8331/AD8332/AD8334
Rev. G | Page 6 of 56
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit1
ENABLE INTERFACE
(PIN ENB, PIN ENBL, PIN ENBV)
Logic Level to Enable Power
2.25
5
V
Logic Level to Disable Power
0
1.0
V
Input Resistance
Pin ENB
25
Pin ENBL
40
Pin ENBV
70
Power-Up Response Time
VINH = 30 mV p-p
300
μs
VINH = 150 mV p-p
4
ms
HILO GAIN RANGE INTERFACE (PIN HILO)
Logic Level to Select HI Gain Range
2.25
5
V
Logic Level to Select LO Gain Range
0
1.0
V
Input Resistance
50
OUTPUT CLAMP INTERFACE (PIN RCLMP; HI OR
LO GAIN)
Accuracy
HILO = LO
RCLMP = 2.74 kΩ, VOUT = 1 V p-p (clamped)
±50
mV
HILO = HI
RCLMP = 2.21 kΩ, VOUT = 1 V p-p (clamped)
±75
mV
MODE INTERFACE (PIN MODE)
Logic Level for Positive Gain Slope
0
1.0
V
Logic Level for Negative Gain Slope
2.25
5
V
Input Resistance
200
POWER SUPPLY (PIN VPS1, PIN VPS2,
PIN VPSV, PIN VPSL, PIN VPOS)
Supply Voltage
4.5
5.0
5.5
V
Quiescent Current per Channel
AD8331
20
25
mA
AD8332
22
27.5
32
mA
AD8334
24
29.5
34
Power Dissipation per Channel
No signal
AD8331
125
mW
AD8332, AD8334
138
mW
Power-Down Current
VGA and LNA disabled
AD8331
50
240
400
μA
AD8332
50
300
600
μA
AD8334
50
600
1200
μA
LNA Current
AD8331 (ENBL)
Each channel
7.5
11
15
mA
AD8332, AD8334 (ENBL)
Each channel
7.5
12
15
mA
VGA Current
AD8331 (ENBV)
7.5
14
20
mA
AD8332, AD8334 (ENBV)
7.5
17
20
mA
PSRR
VGAIN = 0 V, f = 100 kHz
68
dB
1 All dBm values are referred to 50 Ω.
2 The absolute gain refers to the theoretical gain expression in Equation 1.
3 Best-fit to linear-in-dB curve.
4 The current is limited to ±1 mA typical.
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