R
QPRO Family of XC1700D QML Configuration PROMs
AC Characteristics Over Operating Condition When Cascading(1,2)
RESET/OE
CE
CLK
T
CDF
Last Bit
First Bit
DATA
CEO
T
T
OOE
OCK
T
OCE
T
OCE
DS027_04_021500
XC1736D
XC1765D
XC17128D
XC17256D
Symbol
Description
Min
Max
50
Min
Max
50
Units
ns
(3,4)
T
CLK to data float delay
-
-
-
-
-
CDF
OCK
OCE
OOE
(3)
T
T
CLK to CEO delay
65
-
-
-
30
35
30
ns
(3)
CE to CEO delay
45
ns
(3)
T
RESET/OE to CEO delay
40
ns
Notes:
1. AC test load = 50 pF
2. All AC parameters are measured with V = 0.0V and V = 3.0V.
IL
IH
3. Guaranteed by design, not tested.
4. Float delays are measured with 5 pF AC loads. Transition is measured at ±200mV from steady state active levels.
8
www.xilinx.com
DS070 (v2.1) June 1, 2000
1-800-255-7778
Product Specification
XILINX [ XILINX, INC ]
