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Micro-Transmitter: AVR with RF Transmitter
ATA8741 The ATA8741 is a highly flexible programmable transmitter containing the AVR microcontroller ATtiny44V and the UHF PLL transmitters in a small QFN24 5 mm × 5 mm package. The ATA8741 can be used in the frequency band of f0 = 315 MHz for ASK or FSK data transmission.
ATA8742 The ATA8742 is a highly flexible programmable transmitter containing the AVR microcontroller ATtiny44V and the UHF PLL transmitters a small QFN24 5 mm × 5 mm package. The ATA8742 can be used in the frequency band of f0 = 433 MHz for ASK or FSK data transmission.
ATA8743 The ATA8743 is a highly flexible programmable transmitter containing the AVR microcontroller ATtiny44V and the UHF PLL transmitters in a small QFN24 5 mm × 5 mm package. The ATA8743 can be used in the frequency band of f0 = 868 MHz for ASK or FSK data transmission.

Multi-channel Transceiver ICs
ATA5423 UHF Transceiver for ASK and FSK Systems, 315 MHz
ATA5425 UHF Transceiver for ASK and FSK Systems, 345 MHz
ATA5428 UHF Transceiver for ASK and FSK Systems, 433 MHz or 868 MHz
ATA5429 UHF Transceiver for ASK and FSK Systems, 915 MHz
ATR2406 Single-chip RF Transceiver, 2.400 - 2.483 GHz ISM Band, 3 dBm Output Power, 93 dBm Receiver Sensitivity, Fully Integrated Design, No External SAW Filter Needed, Digital Baseband Interface for Easy Interconnection to 8-bit AVR Flash Microcontrollers, 32-pin QFN (5 x 5 x 0.9 mm) Quantity per reel 4000pcs.

Receiver ICs
ATA8201 Transparent ASK/FSK UHF Receiver IC with Fast RKE/TPMS Switching Rate, Suited to 1 to 20 Kbits/s Manchester FSK with 4 Programmable Bit-rate Ranges, High FSK Sensitivity (-114 dBm at 2.4 Kbits/s), High Blocking Capability, 315 MHz
ATA8202 Transparent ASK/FSK UHF Receiver IC with Fast RKE/TPMS Switching Rate, Suited to 1 to 20 Kbits/s Manchester FSK with 4 Programmable Bit-rate Ranges, High FSK Sensitivity (-114 dBm at 2.4 Kbits/s), High Blocking Capability, 433 MHz
ATA8203 Highly Integrated UHF Remote Control Receiver, ASK/FSK, 315 MHz, 300 kHz Bandwidth, improved sensitivity and RSSI feature
ATA8204 Highly Integrated UHF Remote Control Receiver, ASK/FSK, 433 MHz, 300 kHz Bandwidth, improved sensitivity and RSSI feature
ATA8205 Highly Integrated UHF Remote Control Receiver, ASK/FSK, 868 MHz, 600 kHz Bandwidth, improved sensitivity and RSSI feature

Transmitter ICs
ATA8401 UHF ASK/FSK Transmitter, Frequency Range: 310 to 350 MHz, High Output Power
ATA8402 UHF ASK/FSK Transmitter, Frequency Range: 429 to 439 MHz, High Output Power
ATA8403 UHF ASK/FSK Transmitter, Frequency Range: 868 to 928 MHz, High Output Power
ATA8404 UHF ASK/FSK Industrial Transmitter, Frequency Range: 313 to 317 MHz, High Output Power
ATA8405 UHF ASK/FSK Industrial Transmitter, Frequency Range: 432 to 448 MHz, High Output Power