M38027E8SP Datasheet, PDF (38/51 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS
3802 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
TIMING REQUIREMENTS 1 (VCC = 4.0 to 5.5 V, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
Parameter
tw(RESET)
tc(XIN)
twH(XIN)
twL(XIN)
tc(CNTR)
twH(CNTR)
twH(INT)
twL(CNTR)
twL(INT)
tc(SCLK1)
tc(SCLK2)
twH(SCLK1)
twH(SCLK2)
twL(SCLK1)
twL(SCLK2)
tsu(RXD–SCLK1)
tsu(SIN2–SCLK2)
th(SCLK1–RXD)
th(SCLK2–SIN2)
Reset input “L” pulse width
External clock input cycle time
External clock input “H” pulse width
External clock input “L” pulse width
CNTR0, CNTR1 input cycle time
CNTR0, CNTR1 input “H” pulse width
INT0 to INT4 input “H” pulse width
CNTR0, CNTR1 input “L” pulse width
INT0 to INT4 input “L” pulse width
Serial I/O1 clock input cycle time (Note)
Serial I/O2 clock input cycle time
Serial I/O1 clock input “H” pulse width (Note)
Serial I/O2 clock input “H” pulse width
Serial I/O1 clock input “L” pulse width (Note)
Serial I/O2 clock input “L” pulse width
Serial I/O1 input set up time
Serial I/O2 input set up time
Serial I/O1 input hold time
Serial I/O2 input hold time
Limits
Unit
Min. Typ. Max.
2
µs
125
ns
50
ns
50
ns
200
ns
80
ns
80
ns
80
ns
80
ns
800
ns
1000
ns
370
ns
400
ns
370
ns
400
ns
220
ns
200
ns
100
ns
200
ns
Note: When f(XIN) = 8 MHz and bit 6 of address 001A16 is “1”. Divide this value by four when f(XIN) = 8 MHz and bit 6 of address 001A16 is “0”.
TIMING REQUIREMENTS 2 (VCC = 3.0 to 5.5 V, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
tw(RESET)
tc(XIN)
Reset input “L” pulse width
External clock input cycle time
Parameter
twH(XIN)
External clock input “H” pulse width
twL(XIN)
External clock input “L” pulse width
tc(CNTR)
twH(CNTR)
twH(INT)
twL(CNTR)
twL(INT)
tc(SCLK1)
tc(SCLK2)
twH(SCLK1)
twH(SCLK2)
twL(SCLK1)
twL(SCLK2)
tsu(RXD–SCLK1)
tsu(SIN2–SCLK2)
th(SCLK1–RXD)
th(SCLK2–SIN2)
CNTR0, CNTR1 input cycle time
CNTR0, CNTR1 input “H” pulse width
INT0 to INT4 input “H” pulse width
CNTR0, CNTR1 input “L” pulse width
INT0 to INT4 input “L” pulse width
Serial I/O1 clock input cycle time (Note)
Serial I/O2 clock input cycle time
Serial I/O1 clock input “H” pulse width (Note)
Serial I/O2 clock input “H” pulse width
Serial I/O1 clock input “L” pulse width (Note)
Serial I/O2 clock input “L” pulse width
Serial I/O1 input set up time
Serial I/O2 input set up time
Serial I/O1 input hold time
Serial I/O2 input hold time
Limits
Unit
Min. Typ. Max.
2
µs
500/
(3 VCC–8)
ns
200/
(3 VCC–8)
ns
200/
(3 VCC–8)
ns
500
ns
230
ns
230
ns
230
ns
230
ns
2000
ns
2000
ns
950
ns
950
ns
950
ns
950
ns
400
ns
400
ns
200
ns
300
ns
Note: When f(XIN) = 2 MHz and bit 6 of address 001A16 is “1”. Divide this value by four when f(XIN) = 2 MHz and bit 6 of address 001A16 is “0”.
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