LV2285VB_11 Datasheet, PDF (4/11 Pages) Sanyo Semicon Device – FM transmitter IC with Stereo Modulation, Auto Sleep Function

LV2285VB
Block Diagram and Application Circuit Example
R-INPUT
L-INPUT
I2CSW SDA SCL
16MHz
76kHz
24 23 22 21 20 19 18 17 16 15 14 13
Switch
Switch
Auto Sleep
X’tal OSC
Selector & Shift Register
X’tal
OSC
(RF[2:0])
38kHz
1/2
38kHz
1/2
Attenuation
2.8V
Regulator
(MUTE,ST)
(ATT[2:0])
(PILOT)
(P[10:0])
R-Counter
Phase DET
Charge Pump
P-Counter
VCO
1
2
3
4
5
6
7
8
9
10 11 12
+
VCC
+
No.A1494-4/11