15.2
Electrical Characteristics (H8/3887, H8/3847)
15.2.1
Power Supply Voltage and Operating Range
The power supply voltage and operating range of the H8/3887 Series are indicated by the shaded
region in the figures.
1. Power supply voltage and oscillator frequency range
38.4
6.0
32.768
4.0
3.2
2.0
1.0
0.4
1.8 2.2 2.6 3.0
4.5
5.5
1.8
3.6
5.5
VCC (V)
VCC (V)
• Active (high-speed) mode
• Sleep (high-speed) mode
• All operating modes
• Internal power supply step-down circuit not used
2.0
1.0
0.4
1.8 2.2
5.5
VCC (V)
• Active (high-speed) mode
• Sleep (high-speed) mode
• Internal power supply step-down circuit used
375
ETC [ ETC ]
