DS5000 Dallas Semiconducotr, DS5000 Datasheet - Page 10

• Manufacturer Part Number: DS5000
• Description: Soft Microcontroller Module
• Manufacturer: Dallas Semiconducotr

AC CHARACTERISTICS
EXPANDED BUS MODE TIMING SPECIFICATIONS
DS5000(T)
021998 10/19
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
11
#
1
2
3
4
5
6
7
8
9
PARAMETER
Oscillator Frequency
ALE Pulse Width
Address Valid to ALE Low
Address Hold After ALE Low
ALE Low to Valid Instr. In
ALE Low to PSEN Low
PSEN Pulse Width
PSEN Low to Valid Instr. In
Input Instr. Hold after PSEN Going High
Input Instr. Float after PSEN Going High
Address Hold after PSEN Going High
Address Valid to Valid Instr. In @12 MHz
PSEN Low to Address Float
RD Pulse Width
WR Pulse Width
RD Low to Valid Data In
Data Hold after RD High
Data Float after RD High
ALE Low to Valid Data In
Valid Addr. to Valid Data In
ALE Low to RD or WR Low
Address Valid to RD or WR Low
Data Valid to WR Going Low
Data Valid to WR High
Data Valid after WR High
RD Low to Address Float
RD or WR High to ALE High
@12 MHz
@16 MHz
@12 MHz
@16 MHz
@16 MHz
@12 MHz
@16 MHz
@12 MHz
@16 MHz
@12 MHz
@16 MHz
@12 MHz
@16 MHz
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
RDHALH
t
t
t
t
ALLRDL
DVWRH
WRHDV
1/t
t
t
ALLPSL
t
RDHDV
DVWRL
t
t
RDLDV
RDHDZ
t
AVAAV
t
PSLAZ
WRPW
ALLVD
AVRDL
RDLAZ
AVALL
PSPW
t
t
t
RDPW
ALPW
PSLVI
ALLVI
PSAV
AVDV
PSIV
PSIX
AVVI
CLK
6t
6t
4t
7t
2t
3t
3t
7t
t
t
t
t
t
t
CLK
CLK
CLK
t
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
MIN
1.0
0
0
0
(t
–40
–35
–25
–100
–100
–130
–60
–150
–50
–40
–40
–35
–8
–50
–90
A
= 0 C to70 C; V
4t
3t
5t
5t
5t
9t
9t
8
4t
3t
5t
2t
8t
3t
t
t
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
MAX
16
0
–150
–150
–150
–20
–150
–165
–105
–165
–105
+50
–90
–90
–90
–70
–90
+50
CC
= 5V + 5%)
UNITS
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns