ST72324
SUPPLY CURRENT CHARACTERISTICS (Cont’d)
12.4.3 RUN and SLOW Modes (ROM devices)
Symbol
Parameter
Supply current in RUN mode 2)
IDD
Supply current in SLOW mode 2)
Conditions
fOSC=2MHz, fCPU=1MHz
fOSC=4MHz, fCPU=2MHz
fOSC=8MHz, fCPU=4MHz
fOSC=16MHz, fCPU=8MHz
fOSC=2MHz, fCPU=62.5kHz
fOSC=4MHz, fCPU=125kHz
fOSC=8MHz, fCPU=250kHz
fOSC=16MHz, fCPU=500kHz
Typ Max 1) Unit
1.3
2.0
2.0
3.0
3.6
5.0
7.1 10.0
mA
0.6
1.8
0.7
2.1
0.8
2.4
1.1
3.0
12.4.4 WAIT and SLOW WAIT Modes (ROM devices)
Symbol
Parameter
Supply current in WAIT mode 2)
IDD
Supply current in SLOW WAIT mode 2)
Conditions
fOSC=2MHz, fCPU=1MHz
fOSC=4MHz, fCPU=2MHz
fOSC=8MHz, fCPU=4MHz
fOSC=16MHz, fCPU=8MHz
fOSC=2MHz, fCPU=62.5kHz
fOSC=4MHz, fCPU=125kHz
fOSC=8MHz, fCPU=250kHz
fOSC=16MHz, fCPU=500kHz
Typ Max 1) Unit
1.0
1.3
1.5
2.0
2.5
3.3
4.5
6.0
mA
0.07 0.2
0.1
0.3
0.2
0.6
0.35 1.2
Notes:
1. Data based on characterization results, tested in production at VDD max. and fCPU max.
2. Measurements are done in the following conditions:
- Progam executed from RAM, CPU running with RAM access. There is no increase in consumption if programs are ex-
ecuted in ROM
- All I/O pins in input mode with a static value at VDD or VSS (no load)
- All peripherals in reset state.
- CSS and LVD disabled.
- Clock input (OSC1) driven by external square wave.
- In SLOW and SLOW WAIT mode, fCPU is based on fOSC divided by 32.
To obtain the total current consumption of the device, add the clock source (Section 12.5.3 and Section 12.5.4) and the
peripheral power consumption (Section 12.4.7).
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