M38002M4 Datasheet, PDF (112/173 Pages) Mitsubishi Electric Semiconductor – 8-BIT SINGLE-CHIP MICROCOMPUTER

APPENDIX
3.1 Electrical characteristics
3.1.8 Timing requirements and Switching characteristics (Extended operating temperature version)
Table 3.1.15 Timing requirements (Extended operating temperature version)
(VCC = 4.0 to 5.5 V, VSS = 0 V, Ta = –40 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
125
ns
tWH(XIN)
External clock input “H” pulse width
50
ns
tWL(XIN)
External clock input “L” pulse width
50
ns
tc(CNTR)
CNTR0, CNTR1 input cycle time
200
ns
tWH(CNTR) CNTR0, CNTR1 input “H” pulse width
80
ns
tWL(CNTR) CNTR0, CNTR1 input “L” pulse width
80
ns
tWH(INT)
INT0 to INT5 input “H” pulse width
80
ns
tWL(INT)
INT0 to INT5 input “L” pulse width
80
ns
tc(SCLK)
Serial I/O clock input cycle time (Note)
800
ns
tWH(SCLK) Serial I/O clock input “H” pulse width (Note)
370
ns
tWL(SCLK)
Serial I/O clock input “L” pulse width (Note)
370
ns
tsu(RXD–SCLK) Serial I/O input set up time
220
ns
th(SCLK–RXD) Serial I/O input hold time
100
ns
Note: Bit 6 of address 001A16 is “1”. Divide this value by four bit 6 of address 001A16 is “0”.
Table 3.1.16 Switching characteristics (Extended operating temperature version)
(VCC = 4.0 to 5.5 V, VSS = 0 V, Ta = –40 to 85 °C, unless otherwise noted)
Symbol
tWH(SCLK)
tWL(SCLK)
td(SCLK–TXD)
tv(SCLK–TXD)
t r(SCLK )
tf(SCLK)
tr(CMOS)
tf(CMOS)
Parameter
Serial I/O clock output “H” pulse width
Serial I/O clock output “L” pulse width
Serial I/O output delay time (Note 1)
Serial I/O output valid time (Note 1)
Serial I/O clock output rise time
Serial I/O clock output fall time
CMOS output rise time (Note 2)
CMOS output fall time (Note 2)
Test conditions
Fig. 3.1.1
Limits
Min.
Typ.
tc(SCLK)/2–30
tc(SCLK)/2–30
–30
10
10
Unit
Max.
ns
ns
140 ns
ns
30 ns
30 ns
30 ns
30 ns
Note1: When the P45/TXD P-channel output disable bit of the UART control register (bit 4 of address 001B16) is “0”.
2: XOUT pin is excluded.
3-10
3800 GROUP USER’S MANUAL