User's Manual l TQMaRZG2x UM 0100 l © 2021, TQ-Systems GmbH
Page 30
3.5.5
Power modes
The TQMaRZG2x provides the following Power Modes:
Table 36:
RZ/G2x Power Modes
Power Mode
CPU#n Clock
CPU#n Power
CPU Peripheral (SCU and L2 Cache Controller) Power
Run mode
ON
ON
ON
Sleep mode
OFF
OFF
ON
CoreStandby mode
OFF
ON
L2 shutdown mode
OFF
OFF
OFF
Table 37:
TQMaRZG2x Power Modes details
Power Mode
Condition
Run mode
−
TQMaRZG2x is supplied and active.
Sleep mode
−
TQMaRZG2x is supplied, all supplies except RZ/G2x clocks are active.
Self-Refresh Mode
(Suspend to RAM)
−
The LPDDR4 can be switched to Self-Refresh mode with an SRE command.
−
IDD6 is specified in Self-Refresh,
typical current consumption at +25 °C ambient temperature is approx. 0.4 mA … 2.7 mA
Stop Mode
−
The TQMaRZG2x must still be supplied with V_5V_IN.
−
All power supplies on the TQMaRZG2x are switched off,
only the board controller and the RTC remain active.
−
Wake-up e.g. via programmed RTC interrupt or dedicated WAKE-UP pin.
−
The current consumption is only determined by the board controller and the RTC.
RTC Mode
−
The TQMaRZG2x is not supplied with V_5V_IN.
−
Only the RTC remains supplied and active via V_BAT.
−
Wake-up only possible via VIN and reset control.
−
The current consumption is only determined by the current consumption of the RTC
and is in the range of 0.2 µA … 0.6 µA.
2:
[RZ/G2D] ON (Pseudo Power Shut OFF)
