Specifications GAL20V8Z
Specifications GAL20V8ZD
GAL20V8ZD
Dedicated Power-Down Pin Specifications
Over Recommended Operating Conditions
COM
-15
COM
-12
TEST
DESCRIPTION
PARAMETER
UNITS
COND1.
MIN. MAX.
MIN. MAX.
twhd
twld
—
—
DPP Pulse Duration High
DPP Pulse Duration Low
12
25
—
—
15
30
—
—
ns
ns
ACTIVE TO STANDBY
tivdh
tgvdh
tcvdh
tdhix
—
—
—
—
—
—
Valid Input before DPP High
Valid OE before DPP High
5
0
—
—
—
2
8
0
—
—
—
5
ns
ns
ns
ns
ns
ns
Valid Clock Before DPP High
Input Don't Care after DPP High
OE Don't Care after DPP High
Clock Don't Care after DPP High
0
0
—
—
—
—
—
—
tdhgx
tdhcx
6
9
8
11
STANDBY TO ACTIVE
tdliv
tdlgv
tdlcv
tdlov
—
—
—
A
DPP Low to Valid Input
DPP Low to Valid OE
DPP Low to Valid Clock
DPP Low to Valid Output
12
16
18
5
—
—
—
24
15
20
20
5
—
—
—
30
ns
ns
ns
ns
1) Refer to Switching Test Conditions section.
Dedicated Power-Down Pin Timing Waveforms
DPP
t
t
ivdh
t
dhix
t
t
dliv
INPUT or
I/O FEEDBACK
gvdh
t
dhgx
dlgv
OE
t
cvdh
t
dhcx
t
dlcv
CLK
c o
t
t
pd,t
en,tdis
tdlov
OUTPUT
13
LATTICE [ LATTICE SEMICONDUCTOR ]
