CC2544_15 Datasheet, PDF (14/29 Pages) Texas Instruments – System-on-Chip for 2.4-GHz USB Applications

CC2544
SWRS103D – JUNE 2011 – REVISED MAY 2012
NAME
VDD
VDD
VSS
VSS
VSS
XOSC1
XOSC2
PIN
26
30
11, 27
32
Ground pad
17
18
Table 1. Pin Description Table (continued)
DESCRIPTION
AVDD_GUARD
IOVDD
Optional IOVSS
USB ground
Must be connected to solid ground as this is the main ground connection for the chip.
32-MHz crystal oscillator pin 1or external-clock input
32-MHz crystal oscillator pin 2
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