ds2251t Maxim Integrated Products, Inc., ds2251t Datasheet - Page 17

• Manufacturer Part Number: ds2251t
• Description: Ds2251t 128k Soft Microcontroller Module
• Manufacturer: Maxim Integrated Products, Inc.

AC CHARACTERISTICS—PARALLEL PROGRAM LOAD TIMING
(V
BYTE-WIDE BUS TIMING
41
45
46
47
48
49
50
51
52
53
#
CC
= 5V ±10%, T
PARAMETER
Pulse Width of
Byte-wide Address Hold after
During MOVX
Delay from Byte-wide Address Valid
Low During MOVX
Byte-wide Data Setup to
MOVX (read)
Byte-wide Data Hold after
During MOVX (read)
Byte-wide Address Valid to R/
During MOVX (write)
Delay from R/
During MOVX (write)
Valid Data Out Hold Time from
Valid Data Out Hold Time from R/
Write Pulse Width (R/
W
PE
A
Low to Valid Data Out
3-4
= 0˚C to +70˚C.)
W
PE
Low Time)
PE
3-4 High During
3-4 High
PE
W
PE
3-4 High
Active
W
3-4 High
PE
High
3-4
17 of 22
SYMBOL
t
t
t
t
t
t
t
t
t
RWHDV
RWLPW
t
AVRWL
RWLDV
CEHDA
DACEH
CEHDV
CEHDV
CELDA
CEPW
1t
4t
4t
4t
3t
1t
6t
CLK
CLK
CLK
CLK
CLK
CLK
CLK
MIN
10
20
0
+ 40
- 35
- 30
- 35
- 35
- 15
- 20
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns