GAL20LV8ZD-25QJ LATTICE [Lattice Semiconductor], GAL20LV8ZD-25QJ Datasheet - Page 11

• Manufacturer Part Number: GAL20LV8ZD-25QJ
• Description: Low Voltage, Zero Power E2CMOS PLD Generic Array Logic
• Manufacturer: LATTICE [Lattice Semiconductor]

1) Refer to Switching Test Conditions section.
2) Calculated from fmax with internal feedback. Refer to fmax Description section.
3) Refer to fmax Description section.
AC Switching Characteristics
PARAM
Capacitance (T
f
max
t
t
t
t
t
t
t
t
t
wh
dis
pd
co
cf
su
en
wl
SYMBOL
h
2
3
C
C
I/O
I
COND.
TEST
—
—
—
—
—
C
C
A
A
A
A
A
B
B
1
Input or I/O to Combinatorial Output
Clock to Output Delay
Clock to Feedback Delay
Setup Time, Input or Fdbk before Clk
Hold Time, Input or Fdbk after Clk
Maximum Clock Frequency with
External Feedback, 1/(tsu + tco)
Maximum Clock Frequency with
Internal Feedback, 1/(tsu + tcf)
Maximum Clock Frequency with
No Feedback
Clock Pulse Duration, High
Clock Pulse Duration, Low
Input or I/O to Output Enabled
OE to Output Enabled
Input or I/O to Output Disabled
OE to Output Disabled
DESCRIPTION
A
= 25 C, f = 1.0 MHz)
Input Capacitance
I/O Capacitance
PARAMETER
Over Recommended Operating Conditions
TYPICAL
8
8
11
Specifications GAL20LV8ZD
UNITS
pF
pF
MIN. MAX.
45.5
62.5
12
50
—
—
—
—
—
3
2
0
8
8
COM
TEST CONDITIONS
-15
V
V
CC
CC
15
10
17
16
18
17
—
—
—
—
—
—
—
= 3.3V, V
8
= 3.3V, V
33.3
41.6
MIN. MAX.
—
15
40
12
12
—
—
—
—
3
2
0
COM
-25
I/O
I
= 0V
= 0V
25
15
10
25
20
25
20
—
—
—
—
—
—
—
UNITS
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns