U4285BM Datasheet, PDF (7/10 Pages) TEMIC Semiconductors – AM / FM - PLL

100
T = 85°C
V_DD =
5.5 V
10 _{5.0 V}
4.5 V
U4285BM
100
T = –30°C
V_DD =
5.5 V
10 _{5.0 V}
4.5 V
1
0.1
13353
1.0
10.0
f_iAM ( MHz )
100.0
1
0.1
13356
Figure 6. AM input sensitivity
1.0
10.0
f_iAM ( MHz )
100.0
Application Circuit
6 to 15 V ₁₁₀
100 m ₁₁₀
16 V
100 m
6.3 V
27 p
27 p
4 MHz
20 19 18
17 16
C₁
*
R₁
*
15 14
3k
C₅
*
R₂*
C₂
*
C₆*
100 n
AMOSC FMOSC
2.2 n
13 12 11
C₃
U4285BM
100 n
C₄
100
m
6.3 V
1
2
3
4
5
6
7
8
9 10
1n
* Values depend on the step
27 12 k 12 k
frequency and used varicaps
5V
Figure 7.
95 10123
TELEFUNKEN Semiconductors
Rev. A3, 14-May-97
7 (10)