HD6417021 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics

부품명

상세내역

제조사

HD6417021

SuperH™ RISC engine

Hitachi -> Renesas Electronics 

19.3.7 Watchdog Timer Timing

Table 19.12 Watchdog Timer Timing

Case A: VCC = 3.0 to 5.5 V, VSS = 0 V, φ = 12.5 V, Ta = –20 to +75°C*

Case B: VCC = 5.0 V ±10%, VSS = 0 V, φ = 16.6 MHz, Ta = –20 to +75°C*

Case C: VCC = 5.0 V ±10%, VSS = 0 V, φ = 20 MHz, Ta = –20 to +75°C*

*: Normal products. Ta = –40 to +85°C for wide-temperature range products.

Item

WDTOVF delay time

Symbol

tWOVD

Cases A, B and C

Min

Max

Unit

—

100

ns

Figure

20.39

CK

WDTOVF

tWOVD

tWOVD

Figure 19.39 Watchdog Timer Output Timing

HITACHI 494

Share Link: