MAX2035 Maxim Integrated Products, MAX2035 Datasheet - Page 5

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

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(Figure 2, V
VGA differential outputs is 60pF, differential capacitance across the VGA outputs is 10pF, R
ues are at V
CC
CC
= V
= V
-100
-100
-60
-65
-70
-75
-80
-85
-90
-95
-10
-20
-30
-40
-50
-60
-70
-80
-90
REF
REF
0
-15
-15
_______________________________________________________________________________________
OUTPUT OVERLOAD TO 1V
= 4.75V to 5.25V, GND = 0V, PD = 0, VG_CLAMP_MODE = 1, f
= 5V, V
CHANNEL-TO-CHANNEL CROSSTALK
V
f
SECOND-HARMONIC DISTORTION
f
= 10MHz, ADJACENT CHANNELS
OUT
= 2MHz
OVERLOAD RECOVERY TIME
-5
-5
V
= 1.5V
OUT
CM
= 1V
f
P-P
= 12MHz
5
5
= 3.0V, T
P-P
DIFFERENTIAL
vs. GAIN
vs. GAIN
GAIN (dB)
GAIN (dB)
Ultrasound Variable-Gain Amplifier
DIFFERENTIAL
15
15
f
= 5MHz
P-P
25
25
A
= +25°C, unless otherwise noted.)
f = 5MHz
MAX2035 toc06
35
35
Typical Operating Characteristics (continued)
45
45
DIFFERENTIAL
INPUT
200mV/div
DIFFERENTIAL
OUTPUT
500mV/div
-110
-100
-100
-30
-40
-50
-70
-80
-90
-60
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
-15
1
OUTPUT OVERLOAD TO 100mV
CHANNEL-TO-CHANNEL CROSSTALK
V
GAIN =
OUT
THIRD-HARMONIC DISTORTION
OVERLOAD RECOVERY TIME
-5
= 1V
V
20dB, ADJACENT CHANNELS
OUT
RF
P-P
= 1V
vs. FREQUENCY
FREQUENCY (MHz)
5
= 5MHz, capacitance to GND at each of the
DIFFERENTIAL
f
P-P
vs. GAIN
= 12MHz
GAIN (dB)
L
DIFFERENTIAL
15
10
= 1kΩ, T
f
= 2MHz
f
25
= 5MHz
P-P
A
MAX2035 toc07
f = 5MHz
= 0°C to +70°C. Typical val-
35
100
45
DIFFERENTIAL
INPUT
200mV/div
DIFFERENTIAL
OUTPUT
500mV/div
5