ds5002fp-16n Maxim Integrated Products, Inc., ds5002fp-16n Datasheet - Page 4

• Manufacturer Part Number: ds5002fp-16n
• Description: Ds5002fp Secure Microprocessor Chip
• Manufacturer: Maxim Integrated Products, Inc.

AC CHARACTERISTICS—EXPANDED BUS MODE TIMING SPECIFICATIONS
(V
Figure 1. Expanded Data Memory Read Cycle
14
15
16
17
18
19
20
21
22
23
24
25
26
27
#
1
2
3
4
CC
= 5V ±10%, T
Oscillator Frequency
ALE Pulse Width
Address Hold After ALE Low
ALE Low to Valid Data In
Valid Address to Valid Data In
Address Valid to ALE Low
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 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
PARAMETER
A
= 0°C to +70°C.)
(Figure 1
SYMBOL
1 / t
t
t
t
t
t
t
t
t
t
t
t
t
RDHALH
t
t
t
t
ALLRDL
DVWRH
WRHDV
RDHDV
t
DVWRL
AVAAV
WRPW
RDLDV
RDHDZ
AVRDL
ALLVD
RDLAZ
AVALL
RDPW
ALPW
AVDV
and
CLK
Figure
4 of 25
12MHz
16MHz
12MHz
16MHz
12MHz
16MHz
12MHz
16MHz
CONDITIONS
2)
6t
6t
4t
7t
2t
3t
7t
t
t
t
t
CLK
CLK
CLK
CLK
CLK
CLK
CLK
t
CLK
CLK
CLK
CLK
CLK
MIN
1.0
0
- 40
- 35
- 100
- 100
- 130
- 60
- 150
-50
- 40
- 40
- 50
- 90
5t
5t
8t
9t
9t
3t
2t
8t
t
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
MAX
16
0
+ 50
- 165
- 105
- 150
- 165
- 105
+ 50
- 70
- 90
UNITS
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns