SI4123 SILABS [Silicon Laboratories], SI4123 Datasheet - Page 27
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SI4123
Manufacturer Part Number
SI4123
Description
DUAL-BAND RF SYNTHESIZER WITH INTEGRATED VCOS FOR WIRELESS COMMUNICATIONS
Manufacturer
SILABS [Silicon Laboratories]
Datasheet
1.SI4123.pdf
(36 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SI4123-BT
Manufacturer:
SILICONL
Quantity:
20 000
Company:
Part Number:
SI4123-D-GM
Manufacturer:
Silicon Labs
Quantity:
135
5. Pin Descriptions: Si4133-GT
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Name
SCLK
SDATA
GNDR
RFLD
RFLC
GNDR
RFLB
RFLA
GNDR
GNDR
RFOUT
VDDR
AUXOUT
PWDN
XIN
GNDD
VDDD
GNDD
IFLA
IFLB
GNDI
IFOUT
VDDI
SEN
Description
Serial clock input
Serial data input
Common ground for RF analog circuitry
Pins for inductor connection to RF2 VCO
Pins for inductor connection to RF2 VCO
Common ground for RF analog circuitry
Pins for inductor connection to RF1 VCO
Pins for inductor connection to RF1 VCO
Common ground for RF analog circuitry
Common ground for RF analog circuitry
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
Common ground for digital circuitry
Supply voltage for digital circuitry
Common ground for digital circuitry
Pins for inductor connection to IF VCO
Pins for inductor connection to IF VCO
Common ground for IF analog circuitry
Intermediate frequency (IF) output of the IF VCO
Supply voltage for IF analog circuitry
Enable serial port input
RFOUT
SDATA
VDDR
GNDR
GNDR
GNDR
GNDR
RFLD
RFLC
RFLB
RFLA
SCLK
10
11
12
1
2
3
4
5
6
7
8
9
Rev. 1.61
24
23
22
21
20
19
18
17
16
15
14
13
SEN
VDDI
IFOUT
GNDI
IFLB
IFLA
GNDD
VDDD
GNDD
XIN
PWDN
AUXOUT
Si4133
27