PDSP16488A0 Mitel Networks Corporation, PDSP16488A0 Datasheet - Page 20
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PDSP16488A0
Manufacturer Part Number
PDSP16488A0
Description
Single Chip 2D Convolver with Integral Line Delays
Manufacturer
Mitel Networks Corporation
Datasheet
1.PDSP16488A0.pdf
(33 pages)
- Current page: 20 of 33
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20
Switching Characteristics, operational timings
CLK low time
CLK high time
Data in setup time
Data in hold time
CLK rising to output delay
L7:0 output delay
HRES low setup time
Output enable time
Output disable time
X15:0 Expansion setup time
X15:0 Expansion hold time
L7:0 LINE STORE OUTPUTS
DATA AND FLAG OUTPUTS
Characteristic
PIXEL DATA IN
X15:0 DATA IN
HRES
CLK
OEN
t
RSU
t
t
LD
RD
Symbol
t
t
DSU
XSU
t
t
t
t
t
t
t
t
t
t
DSU
t
RSU
DHZ
XSU
XDH
VALID
VALID
VALID
VALID
DLZ
CH
DH
RD
CL
LD
t
XDH
t
DH
Fig. 12 Operational timing
Min.
25
10
25
10
10
10
0
5
7
Value
Max.
21
20
15
15
t
CH
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
HIGH Z (D15:0 ONLY)
t
DHZ
32-bit multiplexed output
16-bit output
32-bit multiplexed output
16-bit output
Increase to 24ns for DELOP output
Measured with a 15k series resistor and 30pF
load capacitance
t
XSU
VALID
VALID
VALID
t
XDH
t
Conditions
DLZ
t
CL
VALID
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