PALCE16V8 Lattice Semiconductor, PALCE16V8 Datasheet - Page 18

• Manufacturer Part Number: PALCE16V8
• Description: EE CMOS Zero-Power 20-Pin Universal Programmable Array Logic
• Manufacturer: Lattice Semiconductor

CAPACITANCE
Note:
1. These parameters are not 100% tested, but are evaluated at initial characterization and at any time the design is modified where
SWITCHING CHARACTERISTICS OVER COMMERCIAL AND INDUSTRIAL
OPERATING RANGES
Notes:
1. See “Switching Test Circuit” for test conditions.
2. These parameters are not 100% tested, but are calculated at initial characterization and at any time the design is modified where
3. t
18
C IN
C OUT
t
t
t
t
t
t
f
t
t
t
t
PD
S
H
CO
WL
WH
MAX
PZX
PXZ
EA
ER
Parameter
Parameter
Symbol
Symbol
capacitance may be affected.
frequency may be affected.
t
CF
CF
is a calculated value and is not guaranteed. t
= 1/f
MAX
Input Capacitance
Output Capacitance
Input or Feedback to Combinatorial Output
Setup Time from Input or Feedback to Clock
Hold Time
Clock to Output
Clock Width
Maximum
Frequency
(Note 2)
OE to Output Enable
OE to Output Disable
Input to Output Enable Using Product Term Control
Input to Output Disable Using Product Term Control
(internal feedback) – t
1
Parameter Description
PALCE16V8H-15/25 (Com’l, Ind), Q-15/25 (Com’l), Q-20/25 (Ind)
Parameter Description
LOW
HIGH
External Feedback
Internal Feedback
(f
No Feedback
CNT
1
)
S
.
1/(t
1/(t
(Note 3)
1/(t
CF
S
S
WH
can be found using the following equation:
+t
+t
+t
CO
CF
V IN = 2.0 V
V OUT = 2.0 V
)
WL
)
)
Min
45.5
62.5
12
50
0
8
8
-15
Max
Test Conditions
15
10
15
15
15
15
V CC = 5.0 V, T A = 25 °C,
f = 1 MHz
Min
41.6
45.4
50.0
13
10
10
0
-20
Max
11
18
18
20
18
18
Min
41.6
12
12
37
40
15
0
-25
Max
Typ
25
12
20
20
20
20
5
8
Unit
Unit
MHz
MHz
MHz
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns