SI4133T-BM Silicon Laboratories Inc, SI4133T-BM Datasheet - Page 16

• Manufacturer Part Number: SI4133T-BM
• Description: IC RF SYNTHESIZER DUAL 28MLP
• Manufacturer: Silicon Laboratories Inc
• Type: Frequency Synthesizerr

Specifications of SI4133T-BM

• Pll: Yes
• Input: Clock
• Output: Clock
• Number Of Circuits: 1
• Ratio - Input:output: 1:2
• Differential - Input:output: No/No
• Frequency - Max: 1.8GHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Frequency-max: 1.8GHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 7. Frequency Synthesizer Characteristics (Continued)
(V
Aero
16
Parameter
RF1 VCO Pulling
RF2 VCO Pulling
IF VCO Pulling
RF1 PLL Phase Noise
RF2 PLL Phase Noise
IF PLL Phase Noise
RF1 PLL Spurious
RF2 PLL Spurious
IF PLL Spurious
Notes:
DD
1. For the GSM input, the RF1 VCO is divided by two on the Si4200. During transmit, the IF VCO is divided by two on the
2. See “4.4. VCO Inductor Design” on page 23..
3. Specifications are guaranteed by characterization.
= 2.7 to 3.0 V, T
Si4200. These tuning ranges are guaranteed provided the VCOs on the Si4133T are properly centered during the PC
board design phase. See “AN49: Aero Transceiver PCB Layout Guidelines” for more information.
3
3
3
3
A
3
3
= –20 to 85 °C)
3
3
3
Symbol
all phases, open loop
Rev. 1.4
Test Condition
400 kHz offset
400 kHz offset
400 kHz offset
400 kHz offset
VSWR = 2:1,
3 MHz offset
3 MHz offset
Min
—
—
—
—
—
—
—
—
—
–144
–126
–128
Typ
400
100
100
–95
–80
–80
–138
–121
–123
Max
–83
–75
–70
—
—
—
dBc/Hz
dBc/Hz
dBc/Hz
kHz
kHz
kHz
Unit
dBc
dBc
dBc
PP
PP
PP