参数资料
型号: MAX2609EVKIT
厂商: Maxim Integrated
文件页数: 5/15页
文件大小: 0K
描述: EVAL KIT
标准包装: 1
系列: *
MAX2605–MAX2609
45MHz to 650MHz, Integrated IF
VCOs with Differential Output
Typical Operating Characteristics (continued)
(MAX260_ EV kit, V CC = +2.75V, V TUNE = 1.4V, T A = +25°C, unless otherwise noted.)
130
120
110
100
90
MAX2606
VCO TUNING CURVE
260
240
220
200
180
160
MAX2607
VCO TUNING CURVE
430
400
370
340
310
MAX2608
VCO TUNING CURVE
0
0.5
1.0
1.5
2.0
2.5
3.0
0
0.5
1.0
1.5
2.0
2.5
3.0
0
0.5
1.0
1.5
2.0
2.5
3.0
V TUNE (V)
MAX2609
V TUNE (V)
V TUNE (V)
680
640
600
560
520
480
VCO TUNING CURVE
0
-10
-20
-30
-40
-50
OUTPUT SPECTRUM
0
0.5
1.0
1.5
2.0
2.5
3.0
f o
2f o
3f o 4f o
5f o 6f o 7f o
V TUNE (V)
FREQUENCY
Pin Description
PIN
1
2
3
4
5
6
NAME
IND
GND
TUNE
OUT-
V CC
OUT+
FUNCTION
Tuning Inductor Port. Connect an inductor from IND to GND to set VCO center frequency (see Oscillation
Frequency ).
Ground. Connect to the ground plane with a low-inductance path.
Voltage-Control Input for Frequency Tuning. Input voltage range from +0.4V to +2.4V.
High-Impedance Open-Collector Output. An external pull-up resistor or inductor to V CC is required. Output
power is dependent on external load impedance. OUT- is complementary to OUT+.
Supply Voltage Connection. Connect an external bypass capacitor to ground for low noise and low spuri-
ous-output content. See Layout Issues for more details.
High-Impedance Open-Collector Output. An external pull-up resistor or inductor to V CC is required. Output
power is dependent on external load impedance. OUT+ is complementary to OUT-.
Maxim Integrated
5
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