Texas Instruments TRF1500 - Manual (Page 13)

SWRA004A
14 TRF1500 Integrated Dual-Band RF Receiver User’s Guide
TRF 1500 Dual-Band Receiver
A block diagram of the TRF1500 dual-band receiver front end
down converter is shown in Figure 1. Pin names and descriptions
are provided in Table 1. The device operates from a single 3.75
volt supply and its operation is controlled by 6 digital CMOS
control lines the TRF1500 operates in 18 different states. The
control codes and the corresponding active circuits are given in
Table 2.
Figure 1. TRF1500 Dual-Band Receiver Block Diagram