R7KA8M2AFDCAM datasheet(123/295 Pages) RENESAS

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2.3.3

Reset Timing

Table 2.51

Reset timing

Parameter

Symbol

Min

Typ

Max

Unit

Test

conditions

RES pulse

width

Power-on

—

tRESWP

2.4

—

Figure 2.32

Deep

Software

Standby

Mode 1

DPSBYCR.DCSSMODE

= 01

tRESWD

0.51

—

Figure 2.33

DPSBYCR.DCSSMODE

= 10

0.67

—

DPSBYCR.DCSSMODE

= 11

1.00

—

Deep

Software

Standby

Mode 2

DPSBYCR.DCSSMODE

= 01

0.51

—

DPSBYCR.DCSSMODE

= 10

0.67

—

DPSBYCR.DCSSMODE

= 11

1.00

—

Deep

Software

Standby

Mode 3

DPSBYCR.DCSSMODE

= 01

0.68

—

DPSBYCR.DCSSMODE

= 10

0.84

—

DPSBYCR.DCSSMODE

= 11

1.20

—

Software Standby Mode

tRESWS

0.55

—

CPU Deep Sleep mode (Subosc

operation)

tRESWSODS

0.16

—

CPU Deep Sleep mode (Other than

SOSC operation)

tRESWDS

0.04

—

SOSC

operation

PGSCR.PGS = 1

tRESWSO

0.27

—

PGSCR.PGS = 0

0.30

—

Other than

above

PGSCR.PGS = 1

tRESW

0.15

—

PGSCR.PGS = 0

0.18

—

Wait time after RES cancellation

tRESWT

—

78.7

79.1

µs

Figure 2.32

Wait time after internal reset cancellation (IWDT reset,

WDT0/1 reset, CPU0/1 Lockup reset, Bus Error reset,

Common Memory Error reset, Software reset, Local

Memory 0/1 error reset, Temperature monitor reset)

tRESW2

—

78.7

79.1

µs

—

VCC

RES

Internal reset signal

(low is valid)

tRESWP

tRESWT

VCCmin

Figure 2.32

RES pin input timing under the condition that VCC exceeds VPOR voltage threshold

RA8M2 Datasheet

2. Electrical Characteristics

R01DS0438EJ0130 Rev.1.30

Feb 27, 2026

Page 123 of 295

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