CSR1001A04-IQQA-R Datasheet, PDF (36/45 Pages) –

9 Current Consumption
Table 9.1 shows CSR1001 QFN total typical current consumption measured at the battery.
Mode
Dormant
Hibernate
Deep sleep
Idle
RX / TX active
Description
Total Typical Current at 3V
All functions are shut down. To wake them up, toggle the
WAKE pin.
<600nA
VDD_PADS = ON, REFCLK = OFF, SLEEPCLK = ON,
VDD_BAT = ON
<1.5µA
VDD_PADS = ON, REFCLK = OFF, SLEEPCLK = ON,
VDD_BAT = ON, RAM = ON, digital circuits = ON,
<5μA
SMPS = ON (low-power mode), 1ms wake-up time
VDD_PADS = ON, REFCLK = ON, SLEEPCLK = ON,
VDD_BAT = ON, RAM = ON, digital circuits = ON,
MCU = IDLE, <1μs wake-up time
~1mA
-
~16mA @ 3V peak current
Table 9.1: Current Consumption
Production Information
© Cambridge Silicon Radio Limited 2011-2013
Page 35 of 44
CS-216358-DSP5
www.csr.com