U2730B-N Datasheet, PDF (14/17 Pages) ATMEL Corporation – L-band Down-converter for DAB Receivers

Figure 8. Application Circuit
8.5 V
RF
100 pF
100 pF
10 nF
100 pF
VAGC
3.3 mF
8.5 V IF
100 pF
1 nF 100K
100
pF
1 nF
10 nF
28
27 26 25 24 23 22 21
20
19 18 17
16
15
VCC4 SI1 RF NRF GND GND GND GND VCC3 IF AGC TH OSCE OSCB
18 pF
33 pF
Quartz
crystal
68 pF
U2730B-N
Power save
PSM SI2 VCC1 VREF TANK GND GND GND VCC2 CI TI CD PD PLCK
1
2
3
4
5
6
7
8
9
10 11 12 13 14
100 pF
10 nF
1 pF
100 pF
8.5 V
1 nF
15 pF
10 nF
100 pF
1.8 pF
8.5 V
56K
*100 pF
1 nF
47K
D1
1K
*3.3
nF
1K
*3.3
nF
* optional
5V
Lock
indication
14 U2730B-N
4719A–DAB–05/03