Datasheet

Table Of Contents
Section 26 Electrical Characteristics
Rev. 2.00 Jul. 04, 2007 Page 576 of 692
REJ09B0309-0200
26.4 Electrical Characteristics for Masked ROM Version
26.4.1 Power Supply Voltage and Operating Range
The power supply voltage and operating range are indicated by the shaded region in the figures.
4.2
2.0
10.0
2.71.8 3.6
Vcc (V)
f
osc
(MHz)
• Active (high-speed) mode
• Sleep (high-speed) mode (other than CPU)
(1) System clock oscillator selected
Figure 26.8 Power Supply Voltage and Oscillation Frequency Range (1)
• All operating modes
• Refer to note
38.4
R
osc
used (reference value)
1.8 3.6
2.7
Vcc (V)
f
W
(kHz)
32.768
Note: * When using a resonator, hold the Vcc level in the range from 2.2 V to 3.6 V until the oscillation
stabilization time has elapsed after switching on.
(2) On-chip oscillator for system clock selected
0.5
10.0
2.71.8 3.6
Vcc (V)
f
osc
(MHz)
• Active (high-speed) mode
• Sleep (high-speed) mode
Figure 26.9 Power Supply Voltage and Oscillation Frequency Range (2)