RX113_15 Datasheet, PDF(75/121 Page) Renesas Technology Corp

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RX113_15 Datasheet, PDF (75/121 Pages) Renesas Technology Corp – Renesas MCUs

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RX113 Group

5. Electrical Characteristics

5.3.2

Reset Timing

Table 5.23 Reset Timing

Conditions: VCC = AVCC0 = VCC_USB = 1.8 to 3.6 V, VSS = AVSS0 = VSS_USB = 0 V, Ta = â40 to +105Â°C

Item

Symbol Min. Typ. Max.

Unit

Test

Conditions

RES# pulse width

At power-on

Other than above

Wait time after RES#

cancellation

(at power-on)

At normal startup*1

During fast startup time*2

Wait time after RES# cancellation

(during powered-on state)

tRESWP

tRESW

tRESWT

8.5

tRESWT

560

tRESWT

114

Figure 5.26

Î¼s

Figure 5.27

Figure 5.26

Î¼s

Figure 5.27

Independent watchdog timer reset period

tRESWIW

IWDT Figure 5.28

clock cycle

Software reset period

tRESWSW

â ICLK cycle

Wait time after independent watchdog timer reset cancellation*3 tRESW2

300

Î¼s

Wait time after software reset cancellation

tRESW2

168

Î¼s

Note 1. When OFS1.(STUPLVD1REN, FASTSTUP) = 11b.

Note 2. When OFS1.(STUPLVD1REN, FASTSTUP) â 11b.

Note 3. When IWDTCR.CKS[3:0] = 0000b.

VCC

RES#

Internal reset

tRESWP

Figure 5.26 Reset Input Timing at Power-On

tRESWT

RES#

tRESW

Internal reset

Figure 5.27 Reset Input Timing (1)

tRESWT

Independent watchdog timer reset

Software reset

Internal reset

Figure 5.28 Reset Input Timing (2)

R01DS0216EJ0102 Rev.1.02

Dec 01, 2014

tRESWIW, tRESWSW

tRESWT2

Page 75 of 121

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