PALCE16V8Z-25PI Lattice, PALCE16V8Z-25PI Datasheet - Page 26

• Manufacturer Part Number: PALCE16V8Z-25PI
• Description: SPLD PAL® Family 8 Macro Cells 50MHz EECMOS Technology 5V 20-Pin PDIP
• Manufacturer: Lattice

Specifications of PALCE16V8Z-25PI

• Package: 20PDIP
• Family Name: PAL®
• Maximum Propagation Delay Time: 25 ns
• Typical Operating Supply Voltage: 5 V
• Maximum Internal Frequency: 50 MHz
• Number Of Product Terms Per Macro: 8
• Re-programmability Support: Yes

KEY TO SWITCHING WAVEFORMS
SWITCHING TEST CIRCUIT
26
t
t
t
PD
EA
ER
, t
CO
Specification
Z
L
Z
H
Closed
Z: Closed
L: Closed
S
H: Open
Z: Open
1
WAVEFORM
Output
PALCE16V8 and PALCE16V8Z Families
50 pF
5 pF
C
L
5 V
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
S 1
R 1
R 2
200
R
1
Commercial
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
Test Point
KS000010-PAL
H-5: 200
390
R
2
16493E-8
Measured Output Value
H
L
Z: V
Z: V
1.5 V
1.5 V
OL
OH
+ 0.5 V
– 0.5 V