MAX2038 Maxim Integrated Products, MAX2038 Datasheet - Page 8

• Manufacturer Part Number: MAX2038
• Description: Ultrasound VGA Integrated
• Manufacturer: Maxim Integrated Products

Ultrasound VGA Integrated
with CW Octal Mixer
(Figure 7, V
VGA differential outputs is 60pF, differential capacitance across the VGA outputs is 10pF, R
values are at V
8
-10
-15
-20
_______________________________________________________________________________________
-100
20
15
10
-5
-15
-25
-60
-65
-70
-75
-80
-85
-90
-95
5
0
35
25
15
-5
5
0.1
-15
-2.5
V
VG_CTL = +0.6V
V
f = 10MHz, ADJACENT CHANNELS
OUT
CHANNEL-TO-CHANNEL CROSSTALK
OUT
GAIN vs. DIFFERENTIAL ANALOG
CC
LARGE-SIGNAL BANDWIDTH
= 1.5V
CONTROL VOLTAGE (VG_CTL)
= 1.5V
-1.5
-5
CC
= V
VG_CTL (V
1
P-P
P-P
vs. FREQUENCY
FREQUENCY (MHz)
= V
REF
DIFFERENTIAL
P-P
DIFFERENTIAL
-0.5
5
vs. GAIN
GAIN (dB)
REF
DIFFERENTIAL
P-P
= 4.75V to 5.25V, V
10
DIFFERENTIAL)
= 5V, T
15
0.5
100
A
25
f = 5MHz
1.5
= +25°C, unless otherwise noted.)
1000
35
2.5
GND
= 0, PD = 0, VG_CLAMP_MODE = 1, f
-100
-110
Typical Operating Characteristics (continued)
-40
-30
-50
-60
-70
-80
-90
-10
-15
-20
-25
-30
40
35
30
25
20
15
10
10
-5
5
0
5
0
0.1
0.1
1
V
VG_CTL = -2V
V
VG_CTL = +1.5V
V
GAIN = 10dB, ADJACENT CHANNELS
OUT
OUT
CHANNEL-TO-CHANNEL CROSSTALK
OUT
LARGE-SIGNAL BANDWIDTH
= 1.5V
LARGE-SIGNAL BANDWIDTH
= 1.5V
= 1V
1
1
P-P
P-P
P-P
vs. FREQUENCY
vs. FREQUENCY
FREQUENCY (MHz)
FREQUENCY (MHz)
P-P
vs. FREQUENCY
DIFFERENTIAL
FREQUENCY (MHz)
DIFFERENTIAL
DIFFERENTIAL
P-P
DIFFERENTIAL
10
10
10
100
100
1000
1000
RF
100
= 5MHz, capacitance to GND at each of the
-10
-10
-15
-20
-25
-30
-35
30
25
20
15
10
-5
-5
5
0
L
50
40
30
20
10
5
0
0
0.1
0.1
= 1kΩ, T
-15
V
VG_CTL = -1V
V
VG_CTL = +1.7V
OUT
OUTPUT-REFERRED NOISE VOLTAGE
f = 5MHz
OUT
LARGE-SIGNAL BANDWIDTH
= 1.5V
LARGE-SIGNAL BANDWIDTH
= 1V
-5
1
P-P
1
A
P-P
vs. FREQUENCY
FREQUENCY (MHz)
vs. FREQUENCY
P-P
FREQUENCY (MHz)
DIFFERENTIAL
= 0°C to +70°C. Typical
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DIFFERENTIAL
P-P
DIFFERENTIAL
5
vs. GAIN
GAIN (dB)
DIFFERENTIAL
10
10
15
100
100
25
1000
1000
35