Renesas H8 Series Hardware Manual page 568

Section 16 Electrical Characteristics
Table 16.29 Power Supply Voltage Detection Circuit Characteristics (3)
Using on-chip reference voltage and detect voltage external input (VREFSEL = 0, VINTDSEL
and VINTUSEL = 1)
Item
extD/extU interrupt
detection level
extD/extU pin input
2
voltage *
Notes: 1. The VextD voltage must always be greater than the VextU voltage.
2. The maximum input voltage of the extD and extU pins is 3.6 V.
Rev. 7.00 Mar 10, 2005 page 526 of 652
REJ09B0042-0700
Symbol Min Typ
Vexd 0.80 1.20
1
VextD *
–0.3 —
1
VextU *
–0.3 —
Rated Values
Max
1.60
V + 0.3 or AV
CC CC
+ 0.3, whichever is
lower
3.6 or AV + 0.3,
CC
whichever is lower
Unit Test Condition
V
V V = 2.7 to 3.3 V
CC
V V = 3.3 to 5.5 V
CC