M16CSLASH56D datasheet(66/85 Pages) RENESAS

номер детали	M16C/56D

подробное описание детали	RENESAS MCU

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производитель	RENESAS [Renesas Technology Corp]

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REJ03B0307-0110 Rev.1.10 Dec 01, 2009

Page 66 of 83

M16C/5LD Group, M16C/56D Group

5. Electrical Characteristics

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 5.10

Power-On Reset Circuit

The measurement condition is Topr = -40 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 5.11

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

150

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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