a3p250 Actel Corporation, a3p250 Datasheet - Page 73

• Manufacturer Part Number: a3p250
• Description: Proasic3 Flash Family Fpgas With Optional Soft Arm Support
• Manufacturer: Actel Corporation

Enable
Figure 2-14 • Timing Model of Registered I/O Buffers with Synchronous Enable and Asynchronous Preset
Preset
Data
CLK
I/O Register Specifications
Fully Registered I/O Buffers with Synchronous Enable and Asynchronous
Preset
B
A
Data Input I/O Register with:
Active High Enable
Active High Preset
Positive-Edge Triggered
C
D
E
DFN1E1P1
PRE
D
Q
E
Y
v1.2
Array
Core
Data_out
ProASIC3 DC and Switching Characteristics
G
H
K
F
I
J
Data Output Register and
Enable Output Register with:
Active High Enable
Active High Preset
Postive-Edge Triggered
D
E
E
D
DFN1E1P1
DFN1E1P1
PRE
PRE
L
Q
Q
DOUT
EOUT
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