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GAL16V8-25LNC Datasheet(PDF) 12 Page - Lattice Semiconductor

Part No. GAL16V8-25LNC
Description  High Performance E2CMOS PLD Generic Array Logic
Download  22 Pages
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Maker  LATTICE [Lattice Semiconductor]
Homepage  http://www.latticesemi.com
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GAL16V8-25LNC Datasheet(HTML) 12 Page - Lattice Semiconductor

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Specifications GAL16V8
12
tpd
A
Input or I/O to Comb. Output
3
10
3
15
3
20
3
25
ns
tco
A
Clock to Output Delay
2
7
2
10
2
11
2
12
ns
tcf2
Clock to Feedback Delay
6
8
9
10
ns
tsu
Setup Time, Input or Fdbk before Clk
7.5
12
13
15
ns
th
Hold Time, Input or Fdbk after Clk
0
0—
0—
0
ns
A
Maximum Clock Frequency with
66.7
45.5
41.6
37
MHz
External Feedback, 1/(tsu + tco)
fmax3
A
Maximum Clock Frequency with
71.4
50
45.4
40
MHz
Internal Feedback, 1/(tsu + tcf)
A
Maximum Clock Frequency with
83.3
62.5
50
41.6
MHz
No Feedback
twh
Clock Pulse Duration, High
6
8
10
12
ns
twl
Clock Pulse Duration, Low
6
8
10
12
ns
ten
B
Input or I/O to Output Enabled
1
10
15
18
20
ns
t
B
OE to Output Enabled
1
10
15
18
20
ns
tdis
C
Input or I/O to Output Disabled
1
10
15
18
20
ns
t
C
OE to Output Disabled
1
10
15
18
20
ns
AC Switching Characteristics
Over Recommended Operating Conditions
UNITS
-25
MIN.
MAX.
-20
MIN.
MAX.
-15
MIN.
MAX.
-10
MIN.
MAX.
PARAM.
DESCRIPTION
TEST
COND1.
COM / IND
COM / IND
IND
COM / IND
SYMBOL
PARAMETER
MAXIMUM*
UNITS
TEST CONDITIONS
C
I
Input Capacitance
8
pF
V
CC = 5.0V, VI = 2.0V
C
I/O
I/O Capacitance
8
pF
V
CC = 5.0V, VI/O = 2.0V
*Characterized but not 100% tested.
1) Refer to Switching Test Conditions section.
2) Calculated from fmax with internal feedback. Refer to fmax Descriptions section.
3) Refer to fmax Descriptions section. Characterized but not 100% tested.
Specifications GAL16V8D
Capacitance (T
A = 25°C, f = 1.0 MHz)


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