This part is a kind of semiconductor called ADF7012.

Function of this product has Multichannel ISM Band FSK/GFSK/OOK/GOOK/ASK Transmitter.

Manufacturers : Analog Devices

Image and pinout :

Some of the text within the PDF file :

Multichannel ISM Band FSK/GFSK/OOK/GOOK/ASK Transmitter ADF7012 FEATURES GENERAL DESCRIPTION Single-chip, low power UHF transmitter The ADF7012 is a low power FSK/GFSK/OOK/GOOK/ASK 75 MHz to 1 GHz frequency operation UHF transmitter designed for short-range devices (SRDs). The Multichannel operation using fractional-N PLL output power, output channels, deviation frequency, and mod- 2.3 V to 3.6 V operation ulation type are programmable by using four, 32-bit registers. On-board regulator Programmable output power −16 dBm to +14 dBm, 0.4 dB steps Data rates: dc to 179.2 kbps Low current consumption 868 MHz, 10 dBm, 21 mA 433 MHz, 10 dBm, 17 mA 315 MHz, 0 dBm, 10 mA Programmable low battery voltage indicator 24-lead TSSOP The fractional-N PLL and VCO with external inductor enabl [ ... ]

ADF7012 PDF Datasheet Download