Specifications

ST72104Gx, ST72215Gx, ST72216Gx, ST72254Gx
103/141
SUPPLY CURRENT CHARACTERISTICS (Cont’d)
13.4.2 WAIT and SLOW WAIT Modes
Figure 61. Typical I
DD
in WAIT vs. f
CPU
Figure 62. Typical I
DD
in SLOW-WAIT vs. f
CPU
Notes:
1. Typical data are based on T
A
=25°C, V
DD
=5V (4.5V≤V
DD
≤5.5V range) and V
DD
=3.4V (3.2V≤V
DD
≤3.6V range).
2. Data based on characterization results, tested in production at V
DD
max. and f
CPU
max.
3. All I/O pins in input mode with a static value at V
DD
or V
SS
(no load), all peripherals in reset state; clock input (OSC1)
driven by external square wave, CSS and LVD disabled.
4. SLOW-WAIT mode selected with f
CPU
based on f
OSC
divided by 32. All I/O pins in input mode with a static value at
V
DD
or V
SS
(no load), all peripherals in reset state; clock input (OSC1) driven by external square wave, CSS and LVD
disabled.
Symbol Parameter Conditions Typ
1)
Max
2)
Unit
I
DD
Supply current in WAIT mode
3)
(see Figure 61)
4.5V≤V
DD
≤5.5V
f
OSC
=1MHz, f
CPU
=500kHz
f
OSC
=4MHz, f
CPU
=2MHz
f
OSC
=16MHz, f
CPU
=8MHz
150
560
2200
280
900
3000
µA
Supply current in SLOW WAIT mode
4)
(see Figure 62)
f
OSC
=1MHz, f
CPU
=31.25kHz
f
OSC
=4MHz, f
CPU
=125kHz
f
OSC
=16MHz, f
CPU
=500kHz
20
90
340
70
190
850
Supply current in WAIT mode
3)
(see Figure 61)
3.2V≤V
DD
≤3.6V
f
OSC
=1MHz, f
CPU
=500kHz
f
OSC
=4MHz, f
CPU
=2MHz
f
OSC
=16MHz, f
CPU
=8MHz
90
350
1370
200
550
1900
Supply current in SLOW WAIT mode
4)
(see Figure 62)
f
OSC
=1MHz, f
CPU
=31.25kHz
f
OSC
=4MHz, f
CPU
=125kHz
f
OSC
=16MHz, f
CPU
=500kHz
10
50
200
20
80
350
3 .2 3 .5 4 4 .5 5 5 .5
VDD [V ]
0
0.5
1
1.5
2
2.5
3
IDD [mA]
8MHz
4MHz
2MHz
500kHz
3 .2 3 .5 4 4 .5 5 5 .5
VDD [V ]
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
IDD [mA]
500kHz
250kHz
125kHz
31.25kHz