CC2538_15 Datasheet, PDF (10/33 Pages) Texas Instruments – Powerful Wireless Microcontroller System-On-Chip

CC2538
SWRS096D – DECEMBER 2012 – REVISED APRIL 2015
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5.4 Electrical Characteristics
Measured on TI's CC2538 EM reference design with T_A = 25°C, V_DD = 3 V, and 8-MHz system clock, unless otherwise noted.
Boldface limits apply over the entire operating range, T_A = –40°C to 125°C, V_DD = 2 V to 3.6 V, and f_c = 2394 MHz to
2507 MHz.
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
Digital regulator on. 16-MHz RCOSC running. No radio,
crystals, or peripherals active.
CPU running at 16-MHz with flash access
7
mA
32-MHz XOSC running. No radio or peripherals active.
CPU running at 32-MHz with flash access,.
13
mA
32-MHz XOSC running, radio in RX mode, –50-dBm input
power, no peripherals active, CPU idle
20
mA
32-MHz XOSC running, radio in RX mode at –100-dBm input
power (waiting for signal), no peripherals active, CPU idle
24 27 mA
I_core Core current consumption
32-MHz XOSC running, radio in TX mode, 0-dBm output
power, no peripherals active, CPU idle
32-MHz XOSC running, radio in TX mode, 7-dBm output
power, no peripherals active, CPU idle
24
mA
34
mA
Power mode 1. Digital regulator on; 16-MHz RCOSC and
32-MHz crystal oscillator off; 32.768-kHz XOSC, POR, BOD
and sleep timer active; RAM and register retention
0.6
mA
Power mode 2. Digital regulator off; 16-MHz RCOSC and
32-MHz crystal oscillator off; 32.768-kHz XOSC, POR, and
sleep timer active; RAM and register retention
1.3
2 µA
Power mode 3. Digital regulator off; no clocks; POR active;
RAM and register retention
0.4
1 µA
Peripheral Current Consumption (Adds to core current I_core for each peripheral unit activated)
General-purpose timer
Timer running, 32-MHz XOSC used
120
µA
SPI
300
µA
I2C
0.1
mA
UART
I_peri
Sleep timer
Including 32.753-kHz RCOSC
0.7
mA
0.9
µA
USB
48-MHz clock running, USB enabled
3.8
mA
ADC
When converting
1.2
mA
Flash
Erase
Burst-write peak current
12
mA
8
mA
10
Specifications
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