SI4464 Datasheet, PDF (16/56 Pages) Silicon Laboratories – HIGH-PERFORMANCE

Si4464/63/61/60
30 MHz
C6
L4
L3
L5
C2
SDN ²⁰
1
RXp
2
RXn
3
19 18 17 16
15
14
Si4461 13
nSEL
SDI
SDO
GP1
GP2
GP3
L2
TX ₄
SCLK
12
GP4
C5
C4
C3
C1
NC
56
7
8
11 ^nIRQ
9 10
GP5
L1
VDD
C7
C8
C9
100 p 100 n 1u
Figure 1. Si4461 Direct-Tie Application Example
L4
C5
C4
30 MHz
L3
C3
C7
L5
C6
L2
C1
C2
SDN ^{20 19 18 17 16} nSEL
1
15
RXp
2
SDI
14
RXn
3
Si4463
SDO
13
TX ₄
SCLK
12
NC ₅
11 ^nIRQ
6 7 8 9 10
L1
GP1
GP2
GP3
GP4
GP5
VDD
Figure 2. Si4463 Single Antenna with RF Switch Example
16
Rev 1.2