DS87C520 datasheet(34/45 Pages) DALLAS

34 / 45 page

DS87C520/DS83C520 EPROM/ROM High-Speed Microcontrollers

34 of 45

MOVX CHARACTERISTICS (continued)

MOVX CYCLES

tMCS

2 machine cycles

3 machine cycles (default)

4 tCLCL

4 machine cycles

8 tCLCL

5 machine cycles

12 tCLCL

6 machine cycles

16 tCLCL

7 machine cycles

20 tCLCL

8 machine cycles

24 tCLCL

9 machine cycles

28 tCLCL

EXTERNAL CLOCK CHARACTERISTICS

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

Clock High Time

tCHCX

Clock Low Time

tCLCX

Clock Rise Time

tCLCL

Clock Fall Time

tCHCL

SERIAL PORT MODE 0 TIMING CHARACTERISTICS

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

SM2 = 0, 12 clocks per cycle

12tCLCL

Serial Port Clock Cycle

Time

tXLXL

SM2 = 1, 4 clocks per cycle

4tCLCL

SM2 = 0, 12 clocks per cycle

10tCLCL

Output Data Setup to

Clock Rising

tQVXH

SM2 = 1, 4 clocks per cycle

3tCLCL

SM2 = 0, 12 clocks per cycle

2tCLCL

Output Data Hold from

Clock Rising

tXHQX

SM2 = 1, 4 clocks per cycle

tCLCL

SM2 = 0, 12 clocks per cycle

tCLCL

Input Data Hold after

Clock Rising

tXHDX

SM2 = 1, 4 clocks per cycle

tCLCL

SM2 = 0, 12 clocks per cycle

11tCLCL

Clock Rising Edge to

Input Data Valid

tXHDV

SM2 = 1, 4 clocks per cycle

3tCLCL

DS87C520 Datasheet(PDF) 34 Page - Dallas Semiconductor

DS87C520 Datasheet(HTML) 34 Page - Dallas Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

Datasheet Download

Link URL