A7122 - 2.4GHz GFSK Transceiver

A7121/A7122 is a monolithic CMOS integrated circuit for wireless applications in 2.4GHz ISM band.

Wireless game pad Wireless toy designed as a complete GFSK

• a fully programmable frequency synthesizer with integrated VCO circuitry. RS S I BP _DS BP _LP F S P I _CS S P I _C LK S P I _ TXD S P I _RXD VDD _ D 32 31 30 29 28 27 26 25 BP _ L IM2 BP _ L I M1 BP _BPF VDD_ A RF I RFO VDD _ VCO BP _ VCO 1 2 3 4 5 6 7 8 24 R X _ C LK 23 R X_ S YN 22 C D _ T XE N 21 T RXD 20 T XD 19 F _ C LK 18 R E S T E N 17 MS 0 VT 9 CP O 10 VDD _ P L L 11 X I 12 XS 13 F P _ RDY 14 BB _CL K 15 MS 1 16 A7121/A7122 QFN Package Top View Important Notice: AMIC-COM reserve.