AD604AR datasheet(3/32 Pages) AD

部件名	AD604AR

功能描述	Dual, Ultralow Noise Variable Gain Amplifier

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制造商	AD [Analog Devices]

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AD604

Rev. D | Page 3 of 32

SPECIFICATIONS

Each amplifier channel at TA = 25°C, VS = ±5 V, RS = 50 Ω, RL = 500 Ω, CL = 5 pF, VREF = 2.50 V (scaling = 20 dB/V), 0 dB to 48 dB gain

range (preamplifier gain = 14 dB), VOCM = 2.5 V, C1 and C2 = 0.1 μF (see Figure 37), unless otherwise noted.

Table 1.

Parameter

Conditions

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Preamplifier

Input Resistance

300

kΩ

Input Capacitance

8.5

pF

Input Bias Current

−27

mA

Peak Input Voltage

Preamplifier gain = 14 dB

±400

mV

Preamplifier gain = 20 dB

±200

mV

Input Voltage Noise

VGN = 2.9 V, RS = 0 Ω

Preamplifier gain = 14 dB

0.8

nV/√Hz

Preamplifier gain = 20 dB

0.73

nV/√Hz

Input Current Noise

Independent of gain

3.0

pA/√Hz

Noise Figure

RS = 50 Ω, f = 10 MHz, VGN = 2.9 V

2.3

dB

RS = 200 Ω, f = 10 MHz, VGN = 2.9 V

1.1

dB

DSX

Input Resistance

175

Ω

Input Capacitance

3.0

pF

Peak Input Voltage

2.5 ± 2

V

Input Voltage Noise

VGN = 2.9 V

1.8

nV/√Hz

Input Current Noise

VGN = 2.9 V

2.7

pA/√Hz

Noise Figure

RS = 50 Ω, f = 10 MHz, VGN = 2.9 V

8.4

dB

RS = 200 Ω, f = 10 MHz, VGN = 2.9 V

12

dB

Common-Mode Rejection Ratio

f = 1 MHz, VGN = 2.65 V

−20

dB

OUTPUT CHARACTERISTICS

−3 dB Bandwidth

Constant with gain

40

MHz

Slew Rate

VGN = 1.5 V, output = 1 V step

170

V/μs

Output Signal Range

RL ≥ 500 Ω

2.5 ± 1.5

V

Output Impedance

f = 10 MHz

2

Ω

Output Short-Circuit Current

±40

mA

Harmonic Distortion

VGN = 1 V, VOUT = 1 V p-p

HD2

f = 1 MHz

−54

dBc

HD3

f = 1 MHz

−67

dBc

HD2

f = 10 MHz

−43

dBc

HD3

f = 10 MHz

−48

dBc

Two-Tone Intermodulation Distortion (IMD)

VGN = 2.9 V, VOUT = 1 V p-p

f = 1 MHz

−74

dBc

f = 10 MHz

−71

dBc

Third-Order Intercept

f = 10 MHz, VGN = 2.65 V, VOUT = 1 V p-p,

input referred

−12.5

dBm

1 dB Compression Point

f = 1 MHz, VGN = 2.9 V, output referred

15

dBm

Channel-to-Channel Crosstalk

VOUT = 1 V p-p, f = 1 MHz,

Channel 1: VGN = 2.65 V, inputs shorted,

Channel 2: VGN = 1.5 V (mid gain)

−30

dB

Group Delay Variation

1 MHz < f < 10 MHz, full gain range

±2

ns

VOCM Input Resistance

45

kΩ

类似零件编号 - AD604AR

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Analog Devices	AD604AR	497Kb / 20P	Dual, Ultralow Noise Variable Gain Amplifier REV. 0
Analog Devices	AD604ARS	497Kb / 20P	Dual, Ultralow Noise Variable Gain Amplifier REV. 0

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