4282 datasheet(59/69 Pages) RENESAS

59 / 69 page

Rev.1.33

Mar 18, 2004

page 59 of 67

4282 Group

Parameter

“L” level output voltage Port CARR

“L” level output voltage XOUT

“H” level output voltage Ports D, E1, G

“H” level output voltage Port E0

“H” level output voltage CARR

“H” level output voltage XOUT

“L” level input current Ports D4–D7, E, G

“H” level input current Ports E0, E1

Output current at off-state Ports D, E0, E1, G

Supply current (when operating)

Supply current (at RAM back-up)

Pull-down resistor value Ports D4–D7, E, G

Feedback resistor value between XIN–XOUT

Test conditions

IOL = 2 mA

IOL = 0.2 mA

IOH = –2 mA

IOH = –12 mA

IOH = –10 mA

IOH = –0.2 mA

VI = VSS

VI = VDD

Pull-down transistor in off-state

VO = VSS

f(XIN) = 4.0 MHz

f(XIN) = 500 kHz

Ta = 25

°C

VDD = 3 V, VI = 3 V

Limits

Symbol

VOL

VOH

IIL

IIH

IOZ

IDD

RPH

ROSC

Unit

µA

Ω

Max.

0.9

–1

800

500

0.5

300

3200

Typ.

Min.

2.1

1.5

1.0

2.1

700

ELECTRICAL CHARACTERISTICS

(Ta = –20

°C to 85 °C, VDD = 3 V, unless otherwise noted)

BASIC TIMING DIAGRAM

System clock

Ports D, E, G output

Ports D, E, G input

STCK

Parameter

Pin name

Machine cycle

Mi+1

D0–D7,E0,E1

G0–G3

D4–D7

E0–E2

G0–G3

400

250

0.1

150

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