Hitachi H8S/2670, Reference Manual

Page: 397 / 647

380
6. I
CC
depends on V
CC
and f as follows:
I
CC
max = 1.0 (mA) + TBD (mA/(MHz
×
V))
×
V
CC
×
f (normal operation)
I
CC
max = 1.0 (mA) + TBD (mA/(MHz
×
V))
×
V
CC
×
f (sleep mode)
Table 7.3 Permissible Output Currents
Conditions: V
CC
= 2.7 V to 3.6 V, AV
CC
= 2.7 V to 3.6 V, V
ref
= 2.7 V to AV
CC
,
V
SS
= AV
SS
= 0 V*
1
, T
a
= –20°C to +75°C (regular specifications),
T
a
= –40°C to +85°C (wide-range specifications)
Item Symbol Min Typ Max Unit
Permissible output low
current (per pin) All output pins I
OL
— — 2.0 mA
Permissible output low
current (total) Total of all output
pins
Σ
I
OL
— — 80 mA
Permissible output high
current (per pin) All output pins –I
OH
— — 2.0 mA
Permissible output high
current (total) Total of all output
pins
Σ
–I
OH
— — 40 mA
Notes: 1. If the A/D and D/A converters are not used, do not leave the AV
CC
, V
ref
, and AV
SS
pins
open. Connect the AV
CC
and V
ref
pins to V
CC
, and the AV
SS
pin to V
SS
.
2. To protect chip reliability, do not exceed the output current values in table 7.4.