RFVC1837 Datasheet, PDF (6/10 Pages) RF Micro Devices – Multiple Frequency Outputs

RFVC1837
Pin Names and Descriptions
Pin
Name
Description
1-3
N/C
No internal connection.
4
RFOUT/4
VCO RF output at Fo/4. Externally DC-blocked.
5
GND
Connect to PCB ground.
6
VCC_DIG
Supply voltage input for the integrated frequency divider. Typical
+5V. Ground this pin to disable digital divider and reduce current
consumption by 60mA.
Interface Schematic
5V
RFOUT/4
GND
VCC_DIG
7-10
11
12
N/C
GND
RFOUT/2
No internal connection.
Connect to PCB ground.
VCO RF output at Fo/2. Internally DC-blocked.
13-18
19
N/C
RFOUT
No internal connection.
VCO RF output at Fo. Internally DC-blocked.
20
N/C
No internal connection.
21
VCC_OSC Supply voltage input for the VCO. Typical +5V.
See Pin 5 interface schematic
RFOUT/2
RFOUT
VCC_OSC
RF Micro Devices Inc. 7628 Thorndike Road, Greensboro, NC 27409-9421
DS140428
For sales or technical support, contact RFMD at +1.336.678.5570 or [e-mail].
The information in this publication is believed to be accurate. However, no responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for any infringement of patents or other rights of
third parties resulting from its use. No license is granted by implication or otherwise under any patent or patent rights of RFMD. RFMD reserves the right to change component circuitry, recommended
application circuitry and specifications at any time without prior notice.
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