si2200 Silicon Laboratories, si2200 Datasheet - Page 27

• Manufacturer Part Number: si2200
• Description: Rf Synthesizer With Integrated Vcos Integrated Vcos - Silicon Laboratories
• Manufacturer: Silicon Laboratories

4. Pin Descriptions: Si2200
Pin Number(s)
1, 2, 4, 6, 7–9, 14,
16, 18, 21, 22, 28
3, 5
10
11
12
13
15
17
19, 20
23
24
25
26
27
Name
GND
NC
RFOUT
VDDR
AUXOUT
PWDN
XIN
VDDD
IFLA, IFLB
IFOUT
VDDI
SEN
SCLK
SDATA
Description
Common ground
No connect
Radio frequency (RF) output of the selected RF VCO
Supply voltage for the RF analog circuitry
Auxiliary output
Powerdown input pin
Reference frequency amplifier input
Supply voltage for digital circuitry
Pins for inductor connection to IF VCO
Intermediate frequency (IF) output of the IF VCO
Supply voltage for IF analog circuitry
Enable serial port input
Serial clock input
Serial data input
GND
GND
GND
GND
GND
NC
NC
1
2
3
4
5
6
7
28 27 26 25 24 23 22
8
9
Rev. 1.0
10 11 12 13 14
GND
21
20
19
18
17
16
15
GND
IFLB
IFLA
GND
VDDD
GND
XIN
Si2200
27