palce20ra10 Lattice Semiconductor Corp., palce20ra10 Datasheet - Page 10

• Manufacturer Part Number: palce20ra10
• Description: 24-pin Asynchronous Ee Cmos Programmable Array Logic
• Manufacturer: Lattice Semiconductor Corp.

KEY TO SWITCHING WAVEFORMS
SWITCHING TEST CIRCUIT
Specification
t
t
t
PZX
PXZ
PD
, t
, t
, t
CO
EA
ER
S
Closed
Z
Z
H
L
1
Z: Closed
H: Open
L: Closed
Z: Open
WAVEFORM
Output
50 pF
5 pF
C
L
PALCE20RA10 Family
5 V
All except H-20:
INPUTS
Must be
Steady
May
Change
from H to L
May
Change
from L to H
Don’t Care,
Any Change
Permitted
Does Not
Apply
H-20: 560
S
R
R
1
1
2
Commercial and Industrial
300
R
1
C
L
OUTPUTS
Will be
Steady
Will be
Changing
from H to L
Will be
Changing
from L to H
Changing,
State
Unknown
Center
Line is High-
Impedance
“Off” State
All except H-20:
H-20: 1.1 k
Test Point
KS000010-PAL
300
R
15434H-15
2
H
L
Output Value
Measured
Z: V
Z: V
1.5 V
1.5 V
OH
OL
+ 0.5 V
– 0.5 V
2-193