CC2531F128 Datasheet, PDF (16/35 Pages) Texas Instruments – A USB-Enabled System-On-Chip Solution for 2.4-GHz IEEE 802.15.4 and ZigBee Applications

CC2531F128, CC2531F256
SWRS086A – SEPTEMBER 2009 – REVISED JUNE 2010
DEVICE INFORMATION
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
22
10
21
11 12 13 14 15 16 17 18 19 20
RBIAS
AVDD4
AVDD1
AVDD2
RF_N
RF_P
AVDD3
XOSC_Q2
XOSC_Q1
AVDD5
NOTE: The exposed ground pad must be connected to a solid ground plane, as this is the ground connection for the chip.
PIN NAME
AVDD1
AVDD2
AVDD3
AVDD4
AVDD5
AVDD6
DCOUPL
DGND_USB
DVDD1
DVDD2
DVDD_USB
GND
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
Pin Descriptions
PIN
PIN TYPE
DESCRIPTION
28
Power (analog) 2-V–3.6-V analog power-supply connection
27
Power (analog) 2-V–3.6-V analog power-supply connection
24
Power (analog) 2-V–3.6-V analog power-supply connection
29
Power (analog) 2-V–3.6-V analog power-supply connection
21
Power (analog) 2-V–3.6-V analog power-supply connection
31
Power (analog) 2-V–3.6-V analog power-supply connection
40
Power (digital) 1.8-V digital power-supply decoupling. Do not use for supplying external circuits.
1
Ground (USB USB Ground
pads)
39
Power (digital) 2-V–3.6-V digital power-supply connection
10
Power (digital) 2-V–3.6-V digital power-supply connection
4
Power (USB
3.3V USB power supply connection
Pads)
—
Ground
The ground pad must be connected to a solid ground plane.
19
Digital I/O
Port 0.0
18
Digital I/O
Port 0.1
17
Digital I/O
Port 0.2
16
Digital I/O
Port 0.3
15
Digital I/O
Port 0.4
14
Digital I/O
Port 0.5
16
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