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Section 15 Electrical Characteristics
15.2
H8/3847R Electrical Characteristics (Regular Specifications)
15.2.1
Power Supply Voltage and Operating Range
The power supply voltage and operating range of the H8/3847R Group are indicated by the shaded
region in the figures.
1. Power supply voltage and oscillator frequency range
16.0
10.0
4.0
2.0
1.8
2.7
• Active (high-speed) mode
• Sleep (high-speed) mode
• Internal power supply step-down circuit not used
Note: fosc is the oscillator frequency. When external
clocks are used, fosc=1MHz is the minimum.
10.0
4.0
2.0
1.8
• Active (high-speed) mode
• Sleep (high-speed) mode
• Internal power supply step-down circuit used
Note: fosc is the oscillator frequency. When external
clocks are used, fosc=1MHz is the minimum.
Rev. 6.00 Aug 04, 2006 page 464 of 680
REJ09B0145-0600
4.5
5.5
V
(V)
CC
5.5
2.7
V
(V)
CC
38.4
32.768
1.8
• All operating modes
3.6
5.5
V
(V)
CC
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