M34512M2 Datasheet, PDF (73/80 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

PRELIMINARY _{NSocothimcaene:gpTeah.riasmisetnrioct} ^{laimfiintsalasrepescuibfijceacttioton.}
MITSUBISHI MICROCOMPUTERS
4512 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
ELECTRICAL CHARACTERISTICS (Ta = –20 °C to 85 °C, VDD = 4.0 V to 5.5 V, unless otherwise noted)
Symbol
Parameter
Test conditions
Limits
Unit
Min. Typ. Max.
VOL
“L” level output voltage P0, P1
VDD = 5 V
IOL = 12 mA
2
V
VOL
“L” level output voltage RESET
VDD = 5 V
IOL = 5 mA
2
V
VOL
“L” level output voltage D6, D7
VDD = 5 V
IOL = 30 mA
IOL = 10 mA
2
V
0.9
VOL
“L” level output voltage D0–D5
VDD = 5 V
IOL = 15 mA
2
V
IIH
“H” level input current P0, P1, P2, RESET VI = VDD
1
µA
IIH
“H” level input current D0–D7
VI = 12 V
1
µA
IIL
“L” level input current P0, P1, P2, RESET VI = 0 V No pull-up of ports P0 and P1
–1
µA
IIL
“L” level input current D0–D7
VI = 0 V
–1
µA
VDD = 5 V
f(XIN) = 4.0 MHz
1.8 5.5
at active mode
IDD
Supply current
Middle-speed mode
VDD = 5 V
High-speed mode
f(XIN) = 400 kHz
f(XIN) = 4.0 MHz
f(XIN) = 400 kHz
0.5 1.5
mA
3.0 9.0
0.6 1.8
Ta = 25 °C
at RAM back-up mode
VDD = 5 V
0.1 1
µA
10
RPU
Pull-up resistor value
VDD = 5 V
VI = 0 V
20 50 125 kΩ
VT+ – VT– Hysteresis INT0, INT1, SIN, SCK
VDD = 5 V
0.3
V
VT+ – VT– Hysteresis RESET
VDD = 5 V
1.5
V
BASIC TIMING DIAGRAM
Machine cycle
Mi
Parameter
Pin name
Clock
XIN
(System clock = f(XIN))
XIN
(System clock = f(XIN)/2)
Mi+1
Port D output
D0–D7
Port D input
D0–D7
Port P0, P1 output
P00–P03
P10–P13
Port P0, P1, P2
input
Interrupt input
P00–P03
P10–P13
P20–P22
INT0,INT1
73