4570 Datasheet, PDF (54/69 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS
4570 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
VDD
Supply voltage
Input voltage
VI
P0, P1, P2, P3, P4, RESET, XIN, VDCE
VO
Output voltage P0, P1, P3, D
VO
Output voltage CARR, XOUT
Pd
Power dissipation
Topr
Operating temperature range
Tstg
Storage temperature range
Conditions
Output transistors in cut-off state
Ratings
Unit
–0.3 to 7.0
V
–0.3 to VDD+0.3
V
–0.3 to VDD+0.3
V
–0.3 to VDD+0.3
V
300
mW
–20 to 70
°C
–40 to 125
°C
RECOMMENDED OPERATING CONDITIONS1
(Mask ROM version:Ta = –20 °C to 70 °C, VDD = 2.0 V to 5.5 V, unless otherwise noted)
(One Time PROM version:Ta = –20 °C to 70 °C, VDD = 2.5 V to 5.5 V, unless otherwise noted)
Symbol
Parameter
Conditions
Min.
Mask ROM version
System clock
f(XIN) ≤ 4.2 MHz
Ceramic resonator
2.0
=f(XIN)/4
Mask ROM version f(XIN) ≤ 2.0 MHz
System clock
Ceramic resonator
4.5
VDD
Supply voltage =f(XIN)
f(XIN) ≤ 1.0 MHz
Ceramic resonator
2.0
One Time PROM version
System clock
=f(XIN)/4
f(XIN) ≤ 4.2 MHz
Ceramic resonator
2.5
One Time PROM version ^{f(XIN) ≤ 2.0 MHz}
Ceramic resonator
4.5
System clock
f(XIN) ≤ 1.0 MHz
=f(XIN)
Ceramic resonator
2.5
RAM back-up _{Mask ROM version}
1.8
VRAM
voltage
RAM back-up
One Time PROM version
2.0
VSS
Supply voltage
Limits
Typ.
0
Unit
Max.
5.5
5.5
5.5
V
5.5
5.5
5.5
5.5
V
5.5
V
V
f(XIN)
Mask ROM version
System clock
VDD=2.0 V to 5.5V
=f(XIN)/4
Mask ROM version
O s c i l l a t i o n ^{System clock}
frequency
=f(XIN)
VDD=4.5 V to 5.5V
VDD=2.0 V to 5.5V
( a t c e r a m i c One Time PROM version
resonance) _{System clock}
VDD=2.5 V to 5.5V
=f(XIN)/4
One Time PROM version _{VDD=4.5 V to 5.5V}
System clock
=f(XIN)
VDD=2.5 V to 5.5V
4.2
2.0
1.0
MHz
4.2
2.0
1.0
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