DS83C530 Maxim, DS83C530 Datasheet - Page 37

• Manufacturer Part Number: DS83C530
• Description: The DS87C530/DS83C530 EPROM/ROM microcontrollers with a real-time clock (RTC) are 8051-compatible microcontrollers based on the Dallas Semiconductor high-speed core
• Manufacturer: Maxim

MOVX CHARACTERISTICS USING STRETCH MEMORY CYCLES (continued)
EXTERNAL CLOCK CHARACTERISTICS
SERIAL PORT MODE 0 TIMING CHARACTERISTICS
Clock High Time
Clock Low Time
Clock Rise Time
Clock Fall Time
Serial Port Clock Cycle
Time
Output Data Setup to
Clock Rising
Output Data Hold from
Clock Rising
Input Data Hold after
Clock Rising
Clock Rising Edge to
Input Data Valid
M2
PARAMETER
0
0
0
0
1
1
1
1
PARAMETER
M1
0
0
1
1
0
0
1
1
SYMBOL
t
t
t
t
t
QVXH
XHQX
XHDX
XHDV
XLXL
M0
0
1
0
1
0
1
0
1
DS87C530/DS83C530 EPROM/ROM Microcontrollers with Real-Time Clock
SM2 = 0, 12 clocks per cycle
SM2 = 1, 4 clocks per cycle
SM2 = 0, 12 clocks per cycle
SM2 = 1, 4 clocks per cycle
SM2 = 0, 12 clocks per cycle
SM2 = 1, 4 clocks per cycle
SM2 = 0, 12 clocks per cycle
SM2 = 1, 4 clocks per cycle
SM2 = 0, 12 clocks per cycle
SM2 = 1, 4 clocks per cycle
SYMBOL
3 machine cycles (default)
CONDITIONS
t
t
t
t
CHCX
CLCX
CLCL
CHCL
37 of 45
MOVX CYCLES
2 machine cycles
4 machine cycles
5 machine cycles
6 machine cycles
7 machine cycles
8 machine cycles
9 machine cycles
MIN
10
10
TYP
MIN
MAX
12t
10t
11t
4t
3t
2t
3t
5
5
TYP
t
t
t
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
12 t
16 t
20 t
24 t
28 t
4 t
8 t
t
MCS
CLCL
CLCL
0
UNITS
CLCL
CLCL
CLCL
CLCL
CLCL
MAX
ns
ns
ns
ns
UNITS
ns
ns
ns
ns
ns