R32C121 datasheet(94/113 Pages) RENESAS

94 / 113 page

REJ03B0237-0050 Rev.0.50 Jul 31, 2008

Page 94 of 111

Under development

Preliminary Specification

This is a preliminary specification and is subject to change.

R32C/121 Group

5. Electrical Characteristics

VCC =5V

Timing requirements (VCC = 4.2 to 5.5 V, VSS =0V, and Ta =Topr, unless otherwise noted)

Note:

The values are applied in case filtering function is disabled.

Table 5.30

Serial Interface

Symbol

Characteristic

Value

Unit

Min.

Max.

tc(CK)

CLKi input clock period

200

tw(CKH)

CLKi input high level pulse width

tw(CKL)

CLKi input low level pulse width

tsu(D-C)

RXDi input setup time

th(C-Q)

RXDi input hold time

Table 5.31

A/D Trigger Input

Symbol

Characteristic

Value

Unit

Min.

Max.

tw(ADH)

ADTRG input high level pulse width

Hardware trigger input high level pulse width

tw(ADL)

ADTRG input low level pulse width

Hardware trigger input high level pulse width

125

Table 5.32

External Interrupt INTi Input

Symbol

Characteristic

Value

Unit

Min.

Max.

tw(INH)

INTi input high level pulse width (1)

Edge sensitive

250

Level sensitive

tc(CPU) + 200

tw(INL)

INTi input low level pulse width (1)

Edge sensitive

250

Level sensitive

tc(CPU) + 200

φAD

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