a42mx02-2pq100m Actel Corporation, a42mx02-2pq100m Datasheet - Page 31

• Manufacturer Part Number: a42mx02-2pq100m
• Description: 40mx And 42mx Fpga Families
• Manufacturer: Actel Corporation

Parameter Measurement
Figure 1-21 • Output Buffer Delays
Figure 1-22 • AC Test Loads
Figure 1-23 • Input Buffer Delays
PAD
Y
GND
In
PAD
V
PAD
OL
t INYH
1.5V
(Used to measure propagation delay)
To the output under test
t DLH
50%
3V
INBUF
50%
1.5V
V
50%
1.5V
V
CCI
OH
t INYL
t DHL
Load 1
0V
Y
50%
1.5V
35 pF
E
PAD
D
TRIBUFF
t ENZL
50%
V
CCI
To the output under test
E
1.5V
50%
V
v6.0
OL
t ENLZ
Figure 1-24 • Module Delays
PAD
10%
(Used to measure rising/falling edges)
T o AC test loads (shown below)
S, A or B
V
C CI
Y
Y
E
PAD
GND
Load 2
R to V
R to GND for
R=1k
GND
t PLH
t ENZH
50%
35 pF
50%
t PHL
50%
Ω
CCI
50%
50%
1.5V
50%
for t PLZ/ t PZL
V
40MX and 42MX FPGA Families
OH
t
PHZ/
PHL
t ENHZ
t PLH
t
PZH
S
A
B
50%
90%
50%
Y
1-25