CC2544 Datasheet, PDF (3/30 Pages) Texas Instruments – System-on-Chip for 2.4-GHz USB Applications

CC2544
www.ti.com
SWRS103D – JUNE 2011 – REVISED MAY 2012
ELECTRICAL CHARACTERISTICS
Measured on Texas Instruments CC2544EM reference design with T_A = 25°C and VDD = 3.3 V, VBUS tied to 5 V, unless
otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
2 Mbps, GFSK, 320-kHz Deviation, 0.1% BER
RX mode, no peripherals active, low MCU activity
22.5
mA
TX mode, 0-dBm output power, no peripherals active, low MCU
activity
27
mA
TX mode, 4-dBm output power, no peripherals active, low MCU
activity
30
mA
Active mode, 16-MHz RCOSC, Low MCU activity
4
mA
I _core– Core current ^{Active mode, 32-MHz clock frequency, low MCU activity}
7
mA
consumption
Power mode 0, CPU clock halted, all peripherals on, no clock
division, 32-MHz crystal selected
6
mA
Power mode 0, CPU clock halted, all peripherals on, clock
division at max. (Limits max. speed in peripherals except
radio), 32-MHz crystal selected
3.5
mA
Power mode 1. Digital regulator on; 16-MHz RCOSC and 32-
MHz crystal oscillator off; 32.753-kHz RCOSC, POR, BOD,
1
mA
and sleep timer active; RAM and register retention
I _peri– Peripheral
current consumption
(Adds to core
current I_core for each
peripheral unit
activated)
Timer 1 (16-bit). Timer running, 32-MHz XOSC used
Radio timer(40 bit). Timer running, 32-MHz XOSC used
Timer 3 (8-bit). Timer running, 32-MHz XOSC used
Timer 4 (8-bit). Timer running, 32-MHz XOSC used
Sleep timer. Including 32.753-kHz RCOSC
90
µA
90
µA
60
µA
70
µA
0.6
µA
GENERAL CHARACTERISTICS
Measured on Texas Instruments CC2544EM reference design with T_A = 25°C and VDD = 3.3 V, VBUS tied to 5 V, unless
otherwise noted.
PARAMETER
TEST CONDITIONS
MIN TYP MAX
UNIT
WAKE-UP AND TIMING
Power mode 1 → Active
Digital regulator on, 16-MHz RCOSC and 32-MHz crystal
oscillator off. Start-up of 16-MHz RCOSC.
4
µs
Active → TX or RX
Crystal ESR = 16 Ω. Initially running on 16-MHz RCOSC, with
32-MHz XOSC OFF.
410
µs
With 32-MHz XOSC initially on.
160
µs
RX/TX turnaround
130
µs
RADIO PART
RF frequency range
Programmable in 1-MHz steps
2380
2495
MHz
Data rates and modulation
formats
2 Mbps, GFSK 320-kHz deviation
2-Mbps, GFSK 500 kHz deviation
1-Mbps, GFSK 160 kHz deviation
1-Mbps, GFSK 250 kHz deviation
500 kbps, MSK
250 kbps, GFSK 160 kHz deviation
250 kbps, MSK
Copyright © 2011–2012, Texas Instruments Incorporated
Product Folder Link(s): CC2544
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