SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
3822 Group
1-49
tw(RESET)
tc(XIN)
twH(XIN)
twL(XIN)
tc(CNTR)
twH(CNTR)
twL(CNTR)
twH(INT)
twL(INT)
tc(SCLK)
twH(SCLK)
twL(SCLK)
tsu(RXD–SCLK)
th(SCLK–RXD)
2
125
45
40
500
230
2000
950
400
200
TIMING REQUIREMENTS 1(VCC = 4.0 to 5.5 V, VSS = 0 V, Ta = –20 to 85
°C, unless otherwise noted.
TIMING REQUIREMENTS 2(VCC = 2.5 to 4.0 V, VSS = 0 V, Ta = –20 to 85
°C, unless otherwise noted.
2
125
45
40
200
80
800
370
220
100
Note : When f(XIN) = 8 MHz and bit 6 of address 001A16 is “1” (clock synchronous).
Divide this value by four when f(XIN) = 8 MHz and bit 6 of address 001A16 is “0” (UART).
Reset input “L” pulse width
Main clock input cycle time (XIN input)
Main clock input “H” pulse width
Main clock input “L” pulse width
CNTR0, CNTR1 input cycle time
CNTR0, CNTR1 input “H” pulse width
CNTR0, CNTR1 input “L” pulse width
INT0 to INT3 input “H” pulse width
INT0 to INT3 input “L” pulse width
Serial I/O clock input cycle time (Note)
Serial I/O clock input “H” pulse width (Note)
Serial I/O clock input “L” pulse width (Note)
Serial I/O input set up time
Serial I/O input hold time
tw(RESET)
tc(XIN)
twH(XIN)
twL(XIN)
tc(CNTR)
twH(CNTR)
twL(CNTR)
twH(INT)
twL(INT)
tc(SCLK)
twH(SCLK)
twL(SCLK)
tsu(RXD–SCLK)
th(SCLK–RXD)
Symbol
Parameter
Limits
Min.
s
ns
Unit
Typ.
Max.
Extended operating temperature version : VCC = 3.0 to 5.5 V, Ta = –40 to –20
°C and VCC = 2.5 to 5.5 V, Ta = –20 to 85°C)
Reset input “L” pulse width
Main clock input cycle time (XIN input)
Main clock input “H” pulse width
Main clock input “L” pulse width
CNTR0, CNTR1 input cycle time
CNTR0, CNTR1 input “H” pulse width
CNTR0, CNTR1 input “L” pulse width
INT0 to INT3 input “H” pulse width
INT0 to INT3 input “L” pulse width
Serial I/O clock input cycle time (Note)
Serial I/O clock input “H” pulse width (Note)
Serial I/O clock input “L” pulse width (Note)
Serial I/O input set up time
Serial I/O input hold time
Symbol
Parameter
Limits
Min.
s
ns
Unit
Typ.
Max.
Note : When f(XIN) = 2 MHz and bit 6 of address 001A16 is “1” (clock synchronous).
Divide this value by four when f(XIN) = 2 MHz and bit 6 of address 001A16 is “0” (UART).
Extended operating temperature version : VCC = 3.0 to 5.5 V, Ta = –40 to –20
°C and VCC = 2.5 to 5.5 V, Ta = –20 to 85°C)