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STW81103AT on a board, in 3D

STW81103AT

STMicroelectronics

2.5GHz~5GHz Frequency Synthesizer General Purpose VFQFPN-28 RF Misc ICs and Modules ROHS

Extended
DatasheetJLCPCBLCSCst/STW81103AT
Category
RF Misc ICs And Modules
Package
VFQFPN-28
Pins
29

Overview

The STW81103AT is a RF Misc ICs And Module made by STMicroelectronics in a VFQFPN-28 package with 29 pins. 2.5GHz~5GHz Frequency Synthesizer General Purpose VFQFPN-28 RF Misc ICs and Modules ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:STW81101AT, from EasyEDA) and its footprint (EasyEDA_Cloud:WQFN-28_L5.0-W5.0-P0.50-BL-EP3.2, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C6829984).

Symbol

VDD_VCOA1VDD_DIV22VDD_OUTBUF3OUTBUFP4OUTBUFN5VDD_DIV46VDD_VCOB7VDD_ESD8VCTRL9ICP10REXT11VDD_CP12TEST113LOCK_DET14TEST215REF_CLK16VDD_PLL17EXTVCO_INN18EXTVCO_INP19VDD_BUFVCO20DBUS_SEL21VDD_DBUS22EXT_PD23SDA/DATA24SCL/CLK25ADD0/LOAD26ADD127ADD228EP29
EasyEDA_Cloud:STW81101ATFrom EasyEDA

Footprint

29
EasyEDA_Cloud:WQFN-28_L5.0-W5.0-P0.50-BL-EP3.2From EasyEDA

Parameters

6
Applications
General Purpose
Features
With lock detection function
Frequency Range
2.5GHz~5GHz
Function
Frequency Synthesizer
Operating Temperature
-40℃~+85℃
Voltage - Supply
3V~3.6V

Order codes

1

Pinout

29
The pins of the STW81103AT
PinNameType
1VDD_VCOAUnspecified
2VDD_DIV2Unspecified
3VDD_OUTBUFUnspecified
4OUTBUFPUnspecified
5OUTBUFNUnspecified
6VDD_DIV4Unspecified
7VDD_VCOBUnspecified
8VDD_ESDUnspecified
9VCTRLUnspecified
10ICPUnspecified
11REXTUnspecified
12VDD_CPUnspecified
13TEST1Unspecified
14LOCK_DETUnspecified
15TEST2Unspecified
16REF_CLKUnspecified
17VDD_PLLUnspecified
18EXTVCO_INNUnspecified
19EXTVCO_INPUnspecified
20VDD_BUFVCOUnspecified
21DBUS_SELUnspecified
22VDD_DBUSUnspecified
23EXT_PDUnspecified
24SDA/DATAUnspecified
25SCL/CLKUnspecified
26ADD0/LOADUnspecified
27ADD1Unspecified
28ADD2Unspecified
29EPUnspecified

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Questions

Is there a KiCad symbol and footprint for the STW81103AT?

Yes. The symbol is EasyEDA_Cloud:STW81101AT and the footprint EasyEDA_Cloud:WQFN-28_L5.0-W5.0-P0.50-BL-EP3.2, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the STW81103AT?

VFQFPN-28, with 29 pins. Its footprint is drawn on this page.

Where is the STW81103AT datasheet?

STMicroelectronics publishes it: the Datasheet link on this page opens it.

Where can I order the STW81103AT?

JLCPCB lists it as part C6829984, with 0 in stock; the sellers' links on this page open their listings.

What can replace the STW81103AT?

Parts like it in the library: the LMX2502LQ1635 by Texas Instruments, the LMX2512LQ0967 by Texas Instruments, the LMX2515LQ1321 by Texas Instruments and the LMX2532LQ1065 by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

5