Description
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 transceiver up to 3Mbps/ 1Mbps data rate.The chip
Features
- 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.
A7122-AMICTechnology.pdf
