DS5000 Dallas Semiconducotr, DS5000 Datasheet - Page 13
DS5000
Manufacturer Part Number
DS5000
Description
Soft Microcontroller Module
Manufacturer
Dallas Semiconducotr
Datasheet
1.DS5000.pdf
(19 pages)
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AC CHARACTERISTICS (cont’d)
EXTERNAL CLOCK DRIVE
AC CHARACTERISTICS (cont’d)
SERIAL PORT TIMING – MODE 0
SERIAL PORT TIMING – MODE 0
ALE
CLOCK
DATA OUT
INPUT DATA
28
29
30
31
35
36
37
38
39
#
#
INSTRUCTION
WRITE TO
SBUF REGISTER
CLEAR RI
PARAMETER
External Clock High Time
External Clock Low Time
External Clock Rise Time
External Clock Fall Time
PARAMETER
Serial Port Cycle Time
Output Data Setup to Rising Clock Edge
Output Data Hold after Rising Clock Edge
Clock Rising Edge to Input Data Valid
Input Data Hold after Rising Clock Edge
0
36
1
0
VALID
38
2
37
1
@12 MHz
@16 MHz
@12 MHz
@16 MHz
@12 MHz
@16 MHz
@12 MHz
@16 MHz
VALID
35
3
39
2
VALID
SYMBOL
SYMBOL
t
t
CLKHPW
CLKLPW
t
t
t
t
t
t
t
SPCLK
4
DOCH
CHDO
CHDIV
CHDV
CLKR
CLKF
3
VALID
5
10t
2t
4
VALID
CLK
12t
CLK
MIN
MIN
20
15
20
15
0
CLK
(t
(t
–117
–133
A
A
6
= 0 C to70 C; V
= 0 C to70 C; V
5
VALID
10t
CLK
MAX
MAX
20
15
20
15
7
–133
6
VALID
CC
CC
= 5V + 5%)
= 5V + 5%)
8
UNITS
UNITS
021998 13/19
7
DS5000(T)
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
SET TI
SET RI