M16CSLASH5M datasheet(91/159 Pages) RENESAS

номер детали	M16C/5M

подробное описание детали	RENESAS MCU

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REJ03B0267-0101

Rev.1.01

Page 91 of 156

Jul 23, 2010

M16C/5M Group, M16C/57 Group

5. Electrical Characteristics

J-Version

Note:

To use the power-on reset function, enable voltage monitor 0 reset by setting the LVDAS bit in the OFS1 address

to 0.

Figure 5.4

Power-On Reset Circuit Electrical Characteristics

Note:

When VCC = 5 V.

Table 5.12

Power-On Reset Circuit

The measurement condition is Topr = -40°C to 85°C, unless otherwise specified.

Symbol

Parameter

Condition

Standard

Unit

Min.

Typ.

Max.

trth

External power VCC rise gradient

2.0

50000 mV/ms

tfth

External power VCC fall gradient

50000 mV/ms

Vpor

Voltage at which power-on reset enabled (1)

0.1

tw(por)

Hold time at which power-on reset enabled

1.0

Table 5.13

Power Supply Circuit Timing Characteristics

Symbol

Parameter

Measuring Condition

Standard

Unit

Min.

Typ.

Max.

td(P-R)

Time for Internal Power Supply Stabilization

During Powering-On

VCC = 3.0 V to 5.5V

5ms

td(R-S)

STOP Release Time

300

μs

td(W-S)

Low Power Mode Wait Mode Release Time

300

μs

Vpor

Internal

reset signal

fOCO-S

× 128

External Power VCC

Vdet0

t rth

tw(por)

t rth

Vdet0

fOCO-S

× 128

t fth

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