EX256-FCS100 ETC1 [List of Unclassifed Manufacturers], EX256-FCS100 Datasheet - Page 14

• Manufacturer Part Number: EX256-FCS100
• Description: eX Family FPGAs
• Manufacturer: ETC1 [List of Unclassifed Manufacturers]

O ut p u t B uf f e r D e l ay s
A C T e st L oa d s
I n pu t B uf f er D e l ay s
14
To the output
under test
In
Out
V
propagation delay)
(Used to measure
OL
Load 1
50%
t
DLH
In
V
Out
GND
CC
PAD
V
1.5V
50%
OH
1.5V
t
DHL
35 pF
3V
GND
INBUF
1.5V
V
50%
1.5V
CC
To the output
under test
(Used to measure enable delays)
0V
Y
50%
En
Out
D
V
TRIBUFF
CC
50%
V
t
Load 2
ENZL
CC
V
CC
E
1.5V
V
R to V
R to GND for t
R = 1 kΩ
GND
50%
OL
v3.0
35 pF
C- C e l l D el a ys
t
CC
ENLZ
PAD
for t
GND
S, A or B
10%
PZL
To AC test loads (shown below)
PZH
Out
GND
Out
50%
t
To the output
under test
PD
t
V
50%
PD
(Used to measure disable delays)
CC
En
Out
GND
V
50%
50%
CC
50%
S
A
B
t
t
GND
ENZH
V
PD
t
CC
V
PD
GND
CC
Load 3
1.5V
V
Y
50%
50%
e X F a m il y F P GA s
OH
50%
R to V
R to GND for t
R = 1 kΩ
GND
5 pF
V
t
ENHZ
CC
GND
CC
90%
for t
PLZ
PHZ