PIC12LF1840T39AT-I/ST

RF Transmitter Overview

The PIC12LF1840T39AT-I/ST is an RF microcontroller integrating a PIC12 core with a low-power FSK/OOK transmitter. It supports ISM bands at 310, 433, 868, and 915 MHz with up to 10 dBm output power. The device features 7 kB Flash, 256 B RAM, and a 32 MHz oscillator. Operating voltage ranges from 1.8 V to 3.6 V, with data rates up to 100 kbps. It utilizes a 14-TSSOP package and operates between -40°C and +85°C.

RF Transmitter Feature Summary

• Integrated low-power radio frequency transmitter supporting FSK and OOK modulation schemes for wireless communication applications.
• Built-in PIC12 architecture providing processing capabilities alongside RF transmission functions within a single integrated circuit.
• Capable of operating across multiple global ISM frequency bands including 310, 433, 868, and 915 MHz.

RF Transmitter Applications

• Wireless sensor networks requiring low power consumption
• Remote control systems for consumer electronics
• Home automation and security alarm transmitters

RF Transmitter Procurement Notes

Verify the specific suffix 'T39A' corresponds to the intended frequency band configuration, as this variant targets specific regional ISM allocations. Confirm the 'I' designation matches the required industrial temperature range specifications for the target environment. Ensure the TSSOP-14 package dimensions align with the PCB footprint design constraints before finalizing procurement orders.

RF Transmitter Selection Notes

Select this component when both signal processing and RF transmission are required in a compact form factor. It is suitable for designs needing low supply current operation within the 1.8V to 3.6V range. Consider alternative packages if higher pin counts or different thermal performance are necessary for the application layout.

RF Transmitter Part Context

This part belongs to the PIC12LF1840 family, which combines 8-bit microcontroller functionality with embedded RF transceivers. The 'T39A' suffix distinguishes it from other variants by specifying the supported frequency bands and regulatory compliance characteristics for international markets.

RF Transmitter Replacement Considerations

Direct substitutes include PIC12LF1840T39A-I/ST (tube packaging) and PIC12LF1840T48AT-I/ST (different frequency band support). Verify pin compatibility and firmware adaptation requirements when switching between these variants.

RF Transmitter FAQ

What modulation schemes does the PIC12LF1840T39AT-I/ST support?

The device supports Frequency Shift Keying (FSK) and On-Off Keying (OOK) modulation protocols for data transmission.

Is the PIC12LF1840T39AT-I/ST available in tape and reel packaging?

Yes, the 'T' suffix indicates that this specific part number is supplied in tape and reel packaging for automated assembly.