RA4M2 datasheet(77/93 Pages) RENESAS

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2.13

Boundary Scan

Table 2.47

Boundary scan characteristics

Parameter

Symbol

Min

Typ

Max

Unit

Test conditions

TCK clock cycle time

tTCKcyc

100

—

Figure 2.63

TCK clock high pulse width

tTCKH

—

TCK clock low pulse width

tTCKL

—

TCK clock rise time

tTCKr

—

TCK clock fall time

tTCKf

—

TMS setup time

tTMSS

—

Figure 2.64

TMS hold time

tTMSH

—

TDI setup time

tTDIS

—

TDI hold time

tTDIH

—

TDO data delay

tTDOD

—

Boundary scan circuit startup time*1

TBSSTUP

tRESWP

—

Figure 2.65

Note 1. Boundary scan does not function until the power-on reset becomes negative.

tTCKcyc

tTCKH

tTCKf

tTCKL

tTCKr

TCK

Figure 2.63

Boundary scan TCK timing

tTMSS

tTMSH

tTDIS

tTDIH

tTDOD

TCK

TMS

TDI

TDO

Figure 2.64

Boundary scan input/output timing

RA4M2 Datasheet

2. Electrical Characteristics

R01DS0367EJ0140 Rev.1.40

May 9, 2025

Page 77 of 93

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