Description
BK1089 SINGLE-CHIP BROADCAST FM RADIO RECEIVER .
The BK1089 single-chip FM receiver employs a low-IF architecture, mixed signal image rejection and all digital demodulation technology.
Features
* Support 64~108 MHz band 1
* Automatic gain control(AGC)
* Automatic frequency control(AFC)
* Seek tuning
* Channel quality assessment
* Digital FM stereo decoder
* Automatic stereo/mono switching
* Automatic noise suppression
Applications
* Toys
* GND GND PWD STC VL ST
24 23 22 21 20 19
GND 1
18 VA
FMIN 2
17 GND
GND 3 FMIP 4
(BK1089) GND
16 LOUT 15 ROUT
GND 5
14 GND
VUP 6
13 VD
7 8 9 10 11 12
VDM SUP SDM RCLK AMODE
VIO
QFN 24 Pin Assignments (Top View)
GND 1 GND 2 FMIN 3 GND 4 VUP 5 VDM 6 SUP 7 SDM 8