At40k/at40klv series fpga – Rainbow Electronics AT40K40LV User Manual
Page 22
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22
AT40K/AT40KLV Series FPGA
0896C–FPGA–04/02
Figure 14. Northwest Corner (Similar for NE/SE/SW Corners) AT40K/AT40KLV
CELL
GND
PULL-UP
PULL-DOWN
TTL/CMOS
DRIVE
VCC
TRI-STATE
DELAY
SCHMITT
PAD
TTL/CMOS
DRIVE
PULL-UP
VCC
TRI-STATE
PULL-DOWN
GND
DELAY
SCHMITT
PAD
PAD
CELL
TTL/CMOS
DRIVE
PULL-UP
VCC
TRI-ST
A
TE
PULL-DOWN
GND
DELA
Y
SCHMITT
“0”
“1”
“0”
“1”
“0
”
“1
”
“0
”
“1
”
“0
”
“1
”
“0
”
“1
”
CELL
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