R8C28 datasheet(45/73 Pages) RENESAS

45 / 73 page

R8C/28 Group, R8C/29 Group

5. Electrical Characteristics

Rev.2.10

Sep 26, 2008

Page 43 of 67

REJ03B0169-0210

NOTE:

1. VCC = 2.2 V at Topr = -20 to 85

°C (N version) / -40 to 85°C (D version), f(XIN) = 5 MHz, unless otherwise specified.

Table 5.28

Electrical Characteristics (5) [VCC = 2.2 V]

Symbol

Parameter

Condition

Standard

Unit

Min.

Typ.

Max.

VOH

Output “H” voltage

Except P1_0 to P1_7,

XOUT

IOH = -1 mA

VCC - 0.5

−

VCC

P1_0 to P1_7

Drive capacity

HIGH

IOH = -2 mA

VCC - 0.5

−

VCC

Drive capacity

LOW

IOH = -1 mA

VCC - 0.5

−

VCC

XOUT

Drive capacity

HIGH

IOH = -0.1 mA

VCC - 0.5

−

VCC

Drive capacity

LOW

IOH = -50

µAVCC - 0.5

−

VCC

VOL

Output “L” voltage

Except P1_0 to P1_7,

XOUT

IOL = 1 mA

−−

0.5

P1_0 to P1_7

Drive capacity

HIGH

IOL = 2 mA

−−

0.5

Drive capacity

LOW

IOL = 1 mA

−−

0.5

XOUT

Drive capacity

HIGH

IOL = 0.1 mA

−−

0.5

Drive capacity

LOW

IOL = 50

µA

−−

0.5

VT+-VT-

Hysteresis

INT0, INT1, INT3,

KI0, KI1, KI2, KI3,

TRAIO, RXD0, RXD1,

CLK0, SSI, SCL,

SDA, SSO

0.05

0.3

−

RESET

0.05

0.15

−

IIH

Input “H” current

VI = 2.2 V

−−

4.0

µA

IIL

Input “L” current

VI = 0 V

−−

-4.0

µA

RPULLUP

Pull-up resistance

VI = 0 V

100

200

600

Ω

RfXIN

Feedback resistance

XIN

−

Ω

RfXCIN

Feedback resistance

XCIN

−

Ω

VRAM

RAM hold voltage

During stop mode

1.8

−−

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