4283 Group
ELECTRICAL CHARACTERISTICS
(Ta = –20 °C to 85 °C, VDD = 3 V, unless otherwise noted)
Limits
Typ.
Symbol
VOL
Parameter
Test conditions
IOL = 2 mA
Unit
Min.
Max.
0.9
“L” level output voltage Port CARR
“L” level output voltage XOUT
V
V
VOL
VOH
VOH
VOH
VOH
IIL
IOL = 0.2 mA
0.9
“H” level output voltage Ports D, E1, G
“H” level output voltage Port E0
“H” level output voltage CARR
“H” level output voltage XOUT
IOH = –2 mA
2.1
1.5
1.0
2.1
V
IOH = –12 mA
IOH = –10 mA
IOH = –0.2 mA
VI = VSS
V
V
V
“L” level input current Ports D4–D7, E, G
“H” level input current Ports E0, E1
–1
1
µA
µA
IIH
VI = VDD
Pull-down transistor in off-state
IOZ
IDD
Output current at off-state Ports D, E0, E1, G VO = VSS
–1
800
500
3
µA
µA
µA
µA
µA
kΩ
kΩ
Supply current (when operating)
f(XIN) = 4.0 MHz
400
250
1
f(XIN) = 500 kHz
Supply current (at RAM back-up)
Ta = 25 °C
0.1
150
0.5
RPH
Pull-down resistor value Ports D4–D7, E, G VDD = 3 V, VI = 3 V
Feedback resistor value between XIN–XOUT
300
3200
75
ROSC
700
BASIC TIMING DIAGRAM
Machine cycle
Mi
Mi+1
Parameter
Pin name
System clock
STCK
Ports D, E, G output
Ports D, E, G input
D
0
–D
7
,E
0
,E
1
G
0
–G
3
D
4
–D
–E
–G
7
E
0
2
G
0
3
Rev.1.01 Mar 20, 2006 page 61 of 62
REJ03B0109-0101
RENESAS [ RENESAS TECHNOLOGY CORP ]
