CC2540F128 Datasheet, PDF (16/34 Pages) Texas Instruments – 2.4-GHz Bluetooth® low energy System-on-Chip

CC2540F128, CC2540F256
SWRS084C – OCTOBER 2010 – REVISED NOVEMBER 2011
DEVICE INFORMATION
PIN DESCRIPTIONS
The CC2540 pinout is shown in Figure 7 and a short description of the pins follows.
CC2540
RHA Package
(Top View)
www.ti.com
DGND_USB
USB_P
USB_N
DVDD_USB
P1_5
P1_4
P1_3
P1_2
P1_1
DVDD2
40 39 38 37 36 35 34 33 32 31
1
30
2
29
3
28
4
27
5
GND
26
6
Ground Pad
25
7
24
8
23
9
22
10
21
11 12 13 14 15 16 17 18 19 20
R_BIAS
AVDD4
AVDD1
AVDD2
RF_N
RF_P
AVDD3
XOSC_Q2
XOSC_Q1
AVDD5
P0076-05
NOTE: The exposed ground pad must be connected to a solid ground plane, as this is the ground connection for the chip.
Figure 7. Pinout Top View
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