SI4123 SILABS [Silicon Laboratories], SI4123 Datasheet - Page 31

• Manufacturer Part Number: SI4123
• Description: DUAL-BAND RF SYNTHESIZER WITH INTEGRATED VCOS FOR WIRELESS COMMUNICATIONS
• Manufacturer: SILABS [Silicon Laboratories]

7. Ordering Guide
8. Si4133 Derivative Devices
The Si4133 performs both IF and dual-band RF frequency synthesis. The Si4112, Si4113, Si4122, and the Si4123
are derivatives of this device. Table 15 outlines which synthesizers each derivative device features and the pins
and registers that coincide with each synthesizer.
Si4122
Si4123
Si4133
Si4112
Si4113
Name
Ordering Part
RF1, RF2, IF
Si4113-D-ZT1
Synthesizer
Si4133-D-GM
Si4123-D-GM
Si4122-D-GM
Si4113-D-GM
Si4112-D-GM
Si4133-D-GT
Si4123-D-GT
Si4122-D-GT
Si4113-D-GT
Si4112-D-GT
RF1, RF2
RF2, IF
RF1, IF
Number
IF
RFLA, RFLB, RFLC, RFLD,
RFLA, RFLB, RFLC, RFLD
RFLC, RFLD, IFLA, IFLB
RFLA, RFLB, IFLA, IFLB
RF1/RF2/IF OUT, Lead Free, TSSOP
RF1/RF2 OUT, Lead Free, TSSOP
RF1/RF2/IF OUT, Lead Free, QFN
RF1/IF OUT, Lead Free, TSSOP
RF2/IF OUT, Lead Free, TSSOP
RF1/RF2 OUT, Lead Free, QFN
RF1/IF OUT, Lead Free, QFN
RF2/IF OUT, Lead Free, QFN
IFLA, IFLB
IFLA, IFLB
RF1/RF2 OUT, NiPd, TSSOP
IF OUT, Lead Free, TSSOP
Table 15. Si4133 Derivatives
IF OUT, Lead Free, QFN
Pins
Description
Rev. 1.61
N
N
N
N
RF2
RF1
N
RF1
RF1
IF
, R
, R
, R
, N
, N
IF
RF2
RF1
RF2
RF2
, PDIB, IFDIV, LPWR, AUTOPDB = 0,
, PDRB, N
, PDRB, N
, R
, R
RF1
Operating Temperature
RF1
IFDIV, LPWR
, R
, R
Registers
PDRB = 0
PDIB = 0
–40 to 85
–40 to 85
–40 to 85
–40 to 85
–40 to 85
–40 to 85
–40 to 85
–40 to 85
–40 to 85
–40 to 85
–40 to 85
RF2
RF2
IF
IF
, R
, R
, PDRB, AUTOPDB = 0,
, PDRB, N
IF
IF
, PDIB, IFDIV, LPWR
, PDIB, IFDIV, LPWR
º
º
º
º
º
º
º
º
º
º
º
C
C
C
C
C
C
C
C
C
C
C
IF
Si4133
, R
IF
, PDIB,
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