MAX2035 Maxim Integrated Products, MAX2035 Datasheet - Page 3

• Manufacturer Part Number: MAX2035
• Description: Ultrasound Variable Gain Amplifier
• Manufacturer: Maxim Integrated Products

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AC ELECTRICAL CHARACTERISTICS
(Figure 2, V
to GND at each of the VGA differential outputs is 60pF, differential capacitance across the VGA outputs is 10pF, R
to +70°C. Typical values are at V
Large-Signal Bandwidth
Differential Input Resistance
Input Effective Capacitance
Differential Output Resistance
Maximum Gain
Minimum Gain
Gain Range
Absolute Gain Error
VGA Gain Response Time
Input-Referred Noise
Output-Referred Noise
Second Harmonic
Third-Order Intermodulation
Distortion
PARAMETER
CC
= 4.75V to 5.25V, V
_______________________________________________________________________________________
CC
CM
= V
Ultrasound Variable-Gain Amplifier
= 3/5 V
SYMBOL
REF
f -3dB
R
IMD3
HD2
R
C
OUT
IN
IN
= 5V, T
CC
, V
V
3dB bandwidth,
gain = 20dB
f
T
T
T
50dB gain change to within 1dB final value
VG_CTL set for maximum gain,
no input signal
VG_CTL set for
+20dB of gain
VG_CLAMP_MODE = 1,
VG_CTL set for +20dB of gain,
f
VG_CLAMP_MODE = 1,
VG_CTL set for +20dB of gain,
f
VG_CLT set for +20dB of gain,
f
V
REF
RF
RF
RF
RF1
A
OUT
A
A
A
OUT
= +25°C, unless otherwise noted.) (Note 1)
= +25°C, -2.0V < VG_CTL < -1.8V
= +25°C, -1.8V < VG_CTL < +1.2V
= +25°C, +1.2V < VG_CTL < +2.0V
= 10MHz, each input to ground
= 5MHz, V
= 10MHz, V
= 5.0V, GND = 0V, PD = 0, VG_CLAMP_MODE = 1, f
= 5MHz, f
= 1.5V
= 1.5V
P-P
P-P
OUT
RF2
CONDITIONS
OUT
,
(Note 3)
= 5.01MHz,
= 1.5V
= 1.5V
Differential output
capacitance is 10pF,
capacitance to GND
No capacitive load,
R
No input signal
V
1kHz offset
OUT
L
P-P
= 1kΩ
P-P
= 1.5V
P-P
,
MIN
170
-55
-40
-10.5
TYP
39.5
±0.6
±0.5
±1.2
RF
200
100
120
-62
-62
-52
17
22
15
50
60
1
2
= 5MHz, capacitance
L
= 1kΩ, T
MAX
230
A
nV/√Hz
nV/√Hz
UNITS
= 0°C
MHz
dBc
pF
dB
dB
dB
dB
dB
µs
Ω
Ω
3