R
Spartan Family of One-Time Programmable Configuration PROMs (XC17S00)
AC Characteristics Over Operating Condition
(1)
CE
TSCE
TSCE
THCE
RESET/OE
TLC
THC
TCYC
THOE
CLK
TOE
TCE
TCAC
TOH
TDF
DATA
TOH
DS0306_03_011300
Symbol
T
OE
T
CE
T
CAC
T
OH
T
DF
T
CYC
T
LC
T
HC
T
SCE
T
HCE
T
HOE
Description
RESET/OE to Data Delay
CE to Data Delay
CLK to Data Delay
Data Hold From CE, RESET/OE, or CLK
(2)
CE or RESET/OE to Data Float Delay
(2,3)
Clock Periods
CLK Low Time
(2)
CLK High Time
(2)
CE Setup Time to CLK (to guarantee proper counting)
CE Hold Time to CLK (to guarantee proper counting)
RESET/OE Hold Time (guarantees counters are reset)
Min
-
-
-
0
-
100
50
50
25
0
25
Max
45
60
80
-
50
-
-
-
-
-
-
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes:
1. AC test load = 50 pF
2. Guaranteed by design, not tested.
3. Float delays are measured with 5 pF AC loads. Transition is measured at ±200 mV from steady state active levels.
4. All AC parameters are measured with V
IL
= 0.0V and V
IH
= 3.0V.
DS030 (v1.8) October 10, 2001
Product Specification
1-800-255-7778
7
XILINX [ XILINX, INC ]
