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CC2540F128 View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
CC2540F128 2.4-GHz Bluetooth® low energy System-on-Chip TI
Texas Instruments TI
CC2540F128 Datasheet PDF : 34 Pages
First Prev 11 12 13 14 15 16 17 18 19 20 Next Last
CC2540F128, CC2540F256
www.ti.com
PIN NAME
AVDD1
AVDD2
AVDD3
AVDD4
AVDD5
AVDD6
DCOUPL
DGND_USB
DVDD_USB
DVDD1
DVDD2
GND
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
P0_6
P0_7
P1_0
P1_1
P1_2
P1_3
P1_4
P1_5
P1_6
P1_7
P2_0
P2_1
P2_2
P2_3/
XOSC32K_Q2
P2_4/
XOSC32K_Q1
RBIAS
RESET_N
RF_N
RF_P
USB_N
USB_P
XOSC_Q1
XOSC_Q2
SWRS084B OCTOBER 2010 REVISED JULY 2011
PIN DESCRIPTIONS
PIN
PIN TYPE
DESCRIPTION
28 Power (analog) 2-V3.6-V analog power-supply connection
27 Power (analog) 2-V3.6-V analog power-supply connection
24 Power (analog) 2-V3.6-V analog power-supply connection
29 Power (analog) 2-V3.6-V analog power-supply connection
21 Power (analog) 2-V3.6-V analog power-supply connection
31 Power (analog) 2-V3.6-V analog power-supply connection
40 Power (digital) 1.8-V digital power-supply decoupling. Do not use for supplying external circuits.
1 Ground pin
Connect to GND
4 Power (digital) 2-V3.6-V digital power-supply connection
39 Power (digital) 2-V3.6-V digital power-supply connection
10 Power (digital) 2-V3.6-V digital power-supply connection
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
13 Digital I/O
Port 0.6
12 Digital I/O
Port 0.7
11 Digital I/O
Port 1.0 20-mA drive capability
9 Digital I/O
Port 1.1 20-mA drive capability
8 Digital I/O
Port 1.2
7 Digital I/O
Port 1.3
6 Digital I/O
Port 1.4
5 Digital I/O
Port 1.5
38 Digital I/O
Port 1.6
37 Digital I/O
Port 1.7
36 Digital I/O
Port 2.0
35 Digital I/O
Port 2.1
34 Digital I/O
Port 2.2
33 Digital I/O,
Analog I/O
Port 2.3/32.768 kHz XOSC
32 Digital I/O,
Analog I/O
Port 2.4/32.768 kHz XOSC
30 Analog I/O
External precision bias resistor for reference current
20 Digital input
Reset, active-low
26 RF I/O
Negative RF input signal to LNA during RX
Negative RF output signal from PA during TX
25 RF I/O
Positive RF input signal to LNA during RX
Positive RF output signal from PA during TX
3 Digital I/O
USB N
2 Digital I/O
USB P
22 Analog I/O
32-MHz crystal oscillator pin 1 or external-clock input
23 Analog I/O
32-MHz crystal oscillator pin 2
Copyright © 20102011, Texas Instruments Incorporated
17
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