STW81102ATR STMicroelectronics, STW81102ATR Datasheet - Page 38

• Manufacturer Part Number: STW81102ATR
• Description: IC SYNTHESIZER MULTI RF 28VFQFPN
• Manufacturer: STMicroelectronics
• Type: Frequency Synthesizerr

Specifications of STW81102ATR

• Pll: Yes
• Input: Clock, Crystal
• Output: Clock, Crystal
• Number Of Circuits: 1
• Ratio - Input:output: 3:2
• Differential - Input:output: No/No
• Frequency - Max: 4.65GHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-VFQFN, 28-VFQFPN
• Frequency-max: 4.65GHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPI digital interface
7.3
38/53
Bit tables
Table 22.
Serial interface address = 00h
[23]
[22]
[21]
[20]
[19]
[18]
[17]
[16]
[15]
[14]
[13]
[12]
[11]
[10]
Bit
[9]
[8]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
Bits at 00h and ST1
SELEXTCAL
PSC_SEL
SERCAL
CPSEL2
CPSEL1
CPSEL0
INITCAL
PLL_A1
PLL_A0
Name
CAL4
CAL3
CAL2
CAL1
CAL0
R9
R8
R7
R6
R5
R4
R3
R2
R1
R0
Reference clock divider ratio
VCO amplitude control
Charge pump output current control
Prescaler modulus select (0 for P=16, 1 for P=19)
For test purposes only; must be set to 0
Enable VCO calibration (see
For test purposes only; must be set to 0
For test purposes only; must be set to 0
Register name = ST1
Description
Section 7.4
)
STW81102