M37540M4 Datasheet, PDF (49/64 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

PRELIMINARY _{NSootimcee: pTahriasmisentroict} ^{alimfinitsalasrpeescuifbicjeactitotno. change.}
MITSUBISHI MICROCOMPUTERS
7540 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Table 12 Timing requirements (2) (VCC = 2.2 to 5.5 V or 2.4 to 5.5 V, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
Parameter
Limits
Unit
Min.
Typ.
Max.
tW(RESET)
Reset input “L” pulse width
2
µs
tC(XIN)
External clock input cycle time
VCC = 2.2 to 5.5 V
500
ns
VCC = 2.4 to 5.5 V
250
ns
tWH(XIN)
External clock input “H” pulse width
VCC = 2.2 to 5.5 V
200
ns
VCC = 2.4 to 5.5 V
100
ns
tWL(XIN)
External clock input “L” pulse width
VCC = 2.2 to 5.5 V
200
ns
VCC = 2.4 to 5.5 V
100
ns
tC(CNTR0)
CNTR0 input cycle time
VCC = 2.2 to 5.5 V
1000
ns
VCC = 2.4 to 5.5 V
500
ns
tWH(CNTR0)
CNTR0, INT0, INT1, input “H” pulse width VCC = 2.2 to 5.5 V
460
ns
VCC = 2.4 to 5.5 V
230
ns
tWL(CNTR0)
CNTR0, INT0, INT1, input “L” pulse width
VCC = 2.2 to 5.5 V
460
ns
VCC = 2.4 to 5.5 V
230
ns
tC(CNTR1)
CNTR1 input cycle time
VCC = 2.2 to 5.5 V
TBD
ns
VCC = 2.4 to 5.5 V
TBD
ns
tWH(CNTR1)
CNTR1 input “H” pulse width
VCC = 2.2 to 5.5 V
TBD
ns
VCC = 2.4 to 5.5 V
TBD
ns
tWL(CNTR1)
CNTR1 input “L” pulse width
VCC = 2.2 to 5.5 V
TBD
ns
VCC = 2.4 to 5.5 V
TBD
ns
tC(SCLK1)
Serial I/O1 clock input cycle time
VCC = 2.2 to 5.5 V
TBD
ns
VCC = 2.4 to 5.5 V
TBD
ns
tWH(SCLK1)
Serial I/O1 clock input “H” pulse width
VCC = 2.2 to 5.5 V
TBD
ns
VCC = 2.4 to 5.5 V
TBD
ns
tWL(SCLK1)
Serial I/O1 clock input “L” pulse width
VCC = 2.2 to 5.5 V
TBD
ns
VCC = 2.4 to 5.5 V
TBD
ns
tsu(SDATA1–SCLK1) Serial I/O1 input set up time
TBD
ns
th(SCLK1–SDATA1) Serial I/O1 input hold time
TBD
ns
tC(SCLK2)
Serial I/O2 clock input cycle time
VCC = 2.2 to 5.5 V
4000
ns
VCC = 2.4 to 5.5 V
2000
ns
tWH(SCLK2)
Serial I/O2 clock input “H” pulse width
VCC = 2.2 to 5.5 V
1900
ns
VCC = 2.4 to 5.5 V
950
ns
tWL(SCLK2)
Serial I/O2 clock input “L” pulse width
VCC = 2.2 to 5.5 V
1900
ns
VCC = 2.4 to 5.5 V
950
ns
tsu(SDATA2–SCLK2) Serial I/O2 input set up time
400
ns
th(SCLK2–SDATA2) Serial I/O2 input hold time
400
ns
49