EVAL-ADUC836QS AD [Analog Devices], EVAL-ADUC836QS Datasheet - Page 72

• Manufacturer Part Number: EVAL-ADUC836QS
• Description: MicroConverter, Dual 16-Bit ADCs with Embedded 62 kB Flash MCU
• Manufacturer: AD [Analog Devices]

Parameter
EXTERNAL DATA MEMORY READ CYCLE
ADuC836
t
t
t
t
t
t
t
t
t
t
t
t
RLRH
AVLL
LLAX
RLDV
RHDX
RHDZ
LLDV
AVDV
LLWL
AVWL
RLAZ
WHLH
Address Valid after ALE Low
Address Hold after ALE Low
Data and Address Hold after
Data Float after
ALE Low to Valid Data In
Address to Valid Data In
ALE Low to
Address Valid to
Pulsewidth
Low to Valid Data In
Low to Address Float
High to ALE High
PORT 0 (I/O)
CORE_CLK
PORT 2 (O)
ALE (O)
(O)
(O)
Low
t
Low
AVLL
Figure 72. External Data Memory Read Cycle
A16–A23
A0–A7
(OUT)
t
AVDV
t
LLAX
t
AVWL
t
LLWL
Min
377
39
44
0
188
188
39
12.58 MHz Core_Clk
t
LLDV
–72–
t
RLAZ
t
RLDV
Max
232
89
486
550
288
0
119
A8–A15
t
DATA (IN)
RLRH
t
RHDX
Min
6t
t
t
0
3t
4t
t
CORE
CORE
CORE
CORE
CORE
CORE
– 40
– 35
– 40
Variable Core_Clk
– 100
– 50
– 130
t
WHLH
t
RHDZ
Max
5t
2t
8t
9t
3t
0
t
CORE
CORE
CORE
CORE
CORE
CORE
+ 40
– 165
– 70
– 150
– 165
+ 50
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
REV. 0