STW81100AT-1 STMicroelectronics, STW81100AT-1 Datasheet - Page 2

• Manufacturer Part Number: STW81100AT-1
• Description: IC SYNTHESIZER MULTI RF 28VFQFPN
• Manufacturer: STMicroelectronics
• Type: Frequency Synthesizerr

Specifications of STW81100AT-1

• Pll: Yes
• Input: Clock, Crystal
• Output: Clock, Crystal
• Number Of Circuits: 1
• Ratio - Input:output: 3:2
• Differential - Input:output: No/No
• Frequency - Max: 4.4GHz
• 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: 4.4GHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

STW81100
1
2
3
4
5
6
7
8
9
10 Application diagram..........................................................................................................................26
11 Package Information ........................................................................................................................27
12 Revision History ...............................................................................................................................28
2/29
Features .............................................................................................................................................1
Description .........................................................................................................................................1
Applications ........................................................................................................................................1
Electrical Characteristcs.....................................................................................................................5
Typical Performance Characteristics..................................................................................................9
General Description..........................................................................................................................11
Circuit Description ............................................................................................................................11
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
I
8.1
8.2
8.3
Application Information.....................................................................................................................21
9.1
9.2
9.3
9.4
2
C bus interface...............................................................................................................................15
7.8.1 VCO Selection..................................................................................................................14
7.8.2 VCO Frequency Calibration .............................................................................................14
7.8.3 VCO Voltage Amplitude Control.......................................................................................15
8.1.1 Power ON Reset ..............................................................................................................15
8.1.2 Data Validity .....................................................................................................................15
8.1.3 START condition ..............................................................................................................15
8.1.4 STOP condition ................................................................................................................16
8.1.5 Byte format and acknowledge ..........................................................................................16
8.1.6 Device addressing............................................................................................................16
8.1.7 Single-byte write mode.....................................................................................................16
8.1.8 Multi-byte write mode .......................................................................................................17
8.1.9 Current Byte Address Read .............................................................................................17
Reference input stage ............................................................................................................11
Reference Divider ..................................................................................................................11
Prescaler ................................................................................................................................11
A and B Counters...................................................................................................................11
Phase frequency detector (PFD)............................................................................................12
Lock Detect ............................................................................................................................13
Charge Pump .........................................................................................................................13
Voltage Controlled Oscillators................................................................................................14
General Features ...................................................................................................................15
Timing Specification ...............................................................................................................17
I
Direct output...........................................................................................................................21
Divided by 2 output ................................................................................................................23
Divided by 4 output ................................................................................................................24
Evaluation Kit .........................................................................................................................25
2
C Register............................................................................................................................18
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