Specifications GAL20LV8ZD
Dedicated Power-Down Pin Specications
Over Recommended Operating Conditions
COM
-15
COM
-25
TEST
DESCRIPTION
PARAMETER
UNITS
COND1.
MIN. MAX.
MIN. MAX.
twhd
twld
—
—
DPP Pulse Duration High
DPP Pulse Duration Low
40
30
—
—
40
40
—
—
ns
ns
ACTIVE TO STANDBY
tivdh
tgvdh
tcvdh
tdhix
—
—
—
—
—
—
Valid Input before DPP High
Valid OE before DPP High
0
0
—
—
—
15
15
15
0
0
—
—
—
25
25
25
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
STANDBY TO ACTIVE
tixdl
tgxdl
tcxdl
tdliv
—
—
—
—
—
—
A
Input Don't Care before DPP Low
OE Don't Care before DPP Low
Clock Don't Care before DPP Low
DPP Low to Valid Input
—
—
—
20
20
30
5
0
0
—
—
—
25
25
35
5
0
0
ns
ns
ns
ns
ns
ns
ns
0
0
—
—
—
45
—
—
—
45
tdlgv
tdlcv
tdlov
DPP Low to Valid OE
DPP Low to Valid Clock
DPP Low to Valid Output
1) Refer to Switching Test Conditions section.
Dedicated Power-Down Pin Timing Waveforms
DPP
t
t
ivdh
t
dhix
t
ixdl
t
t
dliv
INPUT or
I/O FEEDBACK
gvdh
t
dhgx
t
gxdl
dlgv
OE
t
cvdh
t
dhcx
t
cxdl
t
dlcv
CLK
t
c o
t
pd,t
en,tdis
tdlov
OUTPUT
12
LATTICE [ LATTICE SEMICONDUCTOR ]
