AD604
Rev. E | 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
R
S = 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
R
S = 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 MH z, full gain range ±2 ns
VOCM Input Resistance 45 kΩ