AD14160KB-4 AD [Analog Devices], AD14160KB-4 Datasheet - Page 17

• Manufacturer Part Number: AD14160KB-4
• Description: Quad-SHARC DSP Multiprocessor Family
• Manufacturer: AD [Analog Devices]

Parameter
Timer
Switching Characteristic:
t
Parameter
Flags
Timing Requirements:
t
t
t
t
Switching Characteristics:
t
t
t
t
NOTE
1
REV. A
Flag inputs meeting these setup and hold times will affect conditional instructions in the following instruction cycle.
DTEX
SFI
HFI
DWRFI
HFIWR
DFO
HFO
DFOE
DFOD
FLAG3–0
FLAG3–0
RD, WR
CLKIN
CLKIN
CLKIN High to TIMEXP
FLAG3-0
FLAG3-0
FLAG3-0
FLAG3-0
FLAG3-0
FLAG3-0
CLKIN High to FLAG3-0
CLKIN High to FLAG3-0
TIMEXP
OUT
CLKIN
I N
IN
IN
IN
IN
OUT
OUT
t
Setup Before CLKIN High
Hold After CLKIN High
Delay After RD/WR Low
Hold After RD/WR Deasserted
DFOE
Delay After CLKIN High
Hold After CLKIN High
t
DTEX
t
DWRFI
FLAG INPUT
OUT
OUT
t
SFI
Enable
Disable
t
1
HFIWR
1
t
HFI
1
t
DFO
1
Figure 12. Timer
Figure 13. Flags
Min
Min
8 + 5DT/16
0 – 5DT/16
0.5
4
3
FLAG OUTPUT
–17–
40 MHz–5 V
40 MHz–5 V
t
HFO
5 + 7DT/16
Max
15.5
Max
16.5
14.5
t
DFO
Min
Min
8 + 5DT/16
0 – 5DT/16
0.5
4
3
AD14160/AD14160L
40 MHz–3.3 V
40 MHz–3.3 V
t
DFOD
t
DTEX
Max
Max
5 + 7DT/16
15.5
16.5
14.5
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns