User's Guide

ATOP3.5G Product Description
80447ST10636A rev.10 – 2015-03-03
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Reserved. Page 40 of 66
Mod. 0808 2011-07 Rev.2
14 Dynamic characteristics
14.1 Power consumption
Table 23 Utility processor power consumption
Measured at T
amb
= 25 °C with a power supply at 3.7 V. Covers LPC1768 and LDO.
Symbol Parameter Conditions Min Typ Max Unit
I
I
input current Cortex M3 at 12 MHz [1] - 7 - mA
Cortex M3 at 100 MHz [1] - 45 - mA
Cortex M3 in Power-down mode [2] - 100 -
A
RTC active [3] - 1 -
A
[1] No peripherals enabled.
[2] Wake-up can be initiated by event on RTC, CAN, USB and most GPIOs.
[3] In case a separate power source such as a coin cell is connected to VBAT_RTC_SNK and no power is supplied via
VBAT_MC_SNK.
Table 24 Application processor power consumption
Baseband ARM and memories power consumption additionally to cellular function.
Symbol Parameter Conditions Min Typ Max Unit
I
I
input current application processor - [1] - mA
[1] Application dependent.
Table 25 Security processor power consumption
Measured at T
amb
= 25 °C with a power supply at 3.7 V. Only for OM12030/1X0 and OM12030/2X0 (with X as defined in
Section 5).
Symbol Parameter Conditions Min Typ Max Unit
I
I
input current function switched OFF; included in NFC
coprocessor
- - 0
A
function active - 6 - mA
Table 26 NFC coprocessor power consumption
Measured at T
amb
= 25 °C with a power supply at 3.7 V. Covers NFC. Only for OM12030/1X0 (with X as defined in Section 5).
Symbol Parameter Conditions Min Typ Max Unit
I
I
input current function switched OFF - 2 -
A
Power-down mode; RF field detection ON - 35 -
A
NFC and SMX active - 30 - mA
NFC and SMX active with RF transmission
ongoing
- 90 130 mA