151 datasheet(112/121 Pages) RENESAS

112 / 121 page

REJ03B0230-0110

Rev.1.10

Page 112 of 116

Sep 06, 2010

R32C/151 Group

5. Electrical Characteristics

VCC =3.3 V

Switching Characteristics (VCC = 3.0 to 3.6 V, VSS = 0 V, and Ta =Topr, unless otherwise noted)

Table 5.54

Serial Interface

Symbol

Characteristic

Measurement

condition

Value

Unit

Min.

Max.

td(C-Q)

TXDi output delay time

Refer to

Figure 5.6

th(C-Q)

TXDi output hold time

0ns

Table 5.55

Serial Bus Interface

Symbol

Characteristic

Measurement

condition

Value

Unit

Min.

Max.

tw(SSCKH)

SSCKi output high level pulse

width

Refer to

Figure 5.6

0.35 × tc(SSCK)

0.6 × tc(SSCK)

tw(SSCKL)

SSCKi output low level pulse

width

0.35 × tc(SSCK)

0.6 × tc(SSCK)

tr(SSCK)

SSCKi output rising time

tf(SSCK)

SSCKi output falling time

td(SCS-SSCK) SSCKi output delay time for SCSi

0.5 × tc(SSCK) + 40 ns

td(SSCK-SCS) SCSi output delay time for SSCKi

0.5 × tc(SSCK) - 40

ten(SCS-SSO) SSOi output enable time

1.5 × tc(BCLK) + 100 ns

tdis(SCS-SSO) SSOi output disable time

1.5 × tc(BCLK) + 100 ns

ten(SCS-SSI) SSIi output enable time

1.5 × tc(BCLK) + 100 ns

tdis(SCS-SSI) SSIi output disable time

1.5 × tc(BCLK) + 100 ns

td(SSCK-SSO) SSOi output delay time for SSCKi

td(SSCK-SSI) SSIi output delay time for SSCKi

120

trec(SCS)

SCSi output high level period in

continuous transmission

0.625 × tc(SSCK)

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