mb90f378 Fujitsu Microelectronics, Inc., mb90f378 Datasheet - Page 38

• Manufacturer Part Number: mb90f378
• Description: 16-bit Proprietary Microcontroller
• Manufacturer: Fujitsu Microelectronics, Inc.

38
MB90378 Series
2. Recommended Operating Conditions
*1 : The operating voltage varies with the operation frequency.
*2 : Set AV
*3 : Take care so that AVR does not exceed V
WARNING: The recommended operating conditions are required in order to ensure the normal operation of the
Power supply voltage *
A/D converter reference
input voltage *
LCD power supply voltage
Operating temperature
Parameter
CC
and V
semiconductor device. All of the device’s electrical characteristics are warranted when the device is
operated within these ranges.
Always use semiconductor devices within their recommended operating condition ranges. Operation
outside these ranges may adversely affect reliability and could result in device failure.
No warranty is made with respect to uses, operating conditions, or combinations not represented on
the data sheet. Users considering application outside the listed conditions are advised to contact their
FUJITSU representatives beforehand.
3
CC
at the same voltage.
2
V1 to V3
Symbol
AVR
V
V
T
CC
CC
A
− 40
Min
1.8
V
0
2.7 *
CC
SS
+ 0.3 V when power is turned on.
Value
1
AV
Max
+ 85
V
3.6
3.6
CC
CC
Unit
°C
V
V
V
V
Normal operation assurance range
Retains the RAM state in stop mode
Normal operation assurance range
V1 to V3 pins
(The optimum value is dependent on the
LCD element in use.)
Remarks
(V
SS
= AV
SS
= 0.0 V)