R
XC18V00 Series of In-System Programmable Configuration PROMs
AC Characteristics Over Operating Conditions When Cascading for XC18V01,
XC18V512, and XC18V256
OE/RESET
CE
CLK
T
CDF
T
T
OCE
Last Bit
First Bit
DATA
CEO
T
OCK
OOE
DS026_07_020300
Symbol
Description
Min
Max
25
Units
ns
TCDF
TOCK
TOCE
TOOE
CLK to data float delay(2,3)
CLK to CEO delay(3)
-
-
-
-
20
ns
CE to CEO delay(3)
20
ns
OE/RESET to CEO delay(3)
20
ns
Notes:
1. AC test load = 50 pF.
2. Float delays are measured with 5 pF AC loads. Transition is measured at ±200 mV from steady state active levels.
3. Guaranteed by design, not tested.
4. All AC parameters are measured with VIL = 0.0V and VIH = 3.0V.
DS026 (v3.0) November 12, 2001
www.xilinx.com
17
Product Specification
1-800-255-7778
XILINX [ XILINX, INC ]
