Analog Devices AD604 - Manual (Page 3)

AD604
SPECIFICATIONS
Each amplifier channel at T a
= 25°C, V s = ±5 V, R s = 50 O, R l
= 500 O, C l
= 5 pF, V ref
= 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 pF (see Figure 37), unless otherwise noted.
Table 1.
Parameter Conditions Min Typ Max Unit
INPUT CHARACTERISTICS
Preamplifier
Input Resistance 300 kQ
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 Q
Preamplifier gain = 14 dB 0.8 nV/VHz
Preamplifier gain = 20 dB 0.73 nV/VHz
Input Current Noise Independent of gain 3.0 pA/VHz
Noise Figure Rs = 50 Q, f = 10 MHz, VGN = 2.9 V 2.3 dB
Rs = 200 Q, f = 10 MHz, VGN = 2.9 V 1.1 dB
DSX
Input Resistance 175 Q
Input Capacitance 3.0 pF
Peak Input Voltage 2.5 ± 2 V
Input Voltage Noise VGN = 2.9 V 1 . 8 nV/VHz
Input Current Noise T3 n =^9
/ A2.T^ t
pA/VHz
Nose ^^
WW.DU
Is = 5 a Q, ft 10 MHz, vg N=2.9V'\
_ls = 2JL q ,V s ,^ MHz, v G n ,= 29 J All/
/A
t
D i
dB
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/ps
Output Signal Range R l > 500 Q 2.5 ± 1.5 V
Output Impedance f = 10 MHz 2 Q
Output Short-Circuit Current
Harmonic Distortion VGN = 1V, VouT = 1V p-p
±40 mA
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 kQ
Rev. E | Page 3 of 32