pallv16v8 Lattice Semiconductor Corp., pallv16v8 Datasheet - Page 16

• Manufacturer Part Number: pallv16v8
• Description: Low Voltage, Zero Power 20-pin Ee Cmos Universal Programmable Array Logic
• Manufacturer: Lattice Semiconductor Corp.

KEY TO SWITCHING WAVEFORM
SWITCHING TEST CIRCUIT
16
t
t
t
PD
PZX
PXZ
Specification
, t
, t
, t
CO
EA
ER
Z
L
Z
H
Closed
L: Closed
Z: Closed
S
H: Open
Z: Open
1
PALLV16V8-10 and PALLV16V8Z-20 Families
WAVEFORM
Output
Z
H
Z
L
Closed
H: Closed
Z: Closed
S
Z: Open
L: Open
2
V
CC
INPUTS
S
R
R
S
Does Not
Must be
Steady
1
2
Any Change
1
2
from L to H
Don’t Care,
Apply
from H to L
Permitted
Change
Change
30 pF
5 pF
C
May
May
L
C
1.6K
L
R
1
OUTPUTS
Line is High-
Impedance
“Off” State
Steady
Will be
Test Point
from L to H
from H to L
Changing
Changing,
Center
Changing
Unknown
Will be
Will be
State
1.6K
R
2
Measured Output Value
H
L
Z: V
Z: V
V
V
CC
CC
OL
OH
/2
/2
+ 0.5 V
– 0.5 V
KS000010-PAL
17713D-12