Block Diagram; Trf4900 Block Diagram - Texas Instruments TRF4900 User Manual

1.3 Block Diagram

Figure 1−1 shows the block diagram for the TRF4900.
Figure 1−1. TRF4900 Block Diagram
1
PD_OUT1
2
PLL_VCC
3
PD_SET
4
VCO_TANK1
VCO
5
VCO_TANK2
6
PLL_GND
7
DIG_GND
8
CLOCK
Serial
9
DATA
Interface
10
STROBE
11
MODE
12
STDBY
PLL
TRF4900
Direct Digital Synthesizer
Power-Down Logic
Power
Amplifier
and
Overview
Block Diagram
24
PD_OUT2
23
LOCKDET
22
PA_OUT
21
PA_GND
20
PA_VCC
19
GND
18
DIG_GND
17
XOSC2
16
XOSC1
15
DIG_GND
14
TX_DATA
13
NC
1-3