XC9572 In-System Programmable CPLD
DC Characteristics Over Recommended Operating Conditions
Symbol
Parameter
Test Conditions
Min
Max
Units
V
Output high voltage for 5 V operation
I
V
= -4.0 mA
= Min
2.4
V
OH
OH
CC
Output high voltage for 3.3 V operation
Output low voltage for 5 V operation
Output low voltage for 3.3 V operation
Input leakage current
I
V
= -3.2 mA
= Min
2.4
V
V
OH
CC
V
I
V
= 24 mA
= Min
0.5
0.4
OL
OL
CC
I
= 10 mA
= Min
V
OL
V
V
V
V
V
V
CC
I
I
= Max
CC
±10.0
±10.0
10.0
µA
µA
pF
ma
IL
IH
= GND or V
IN
CC
CC
I/O high-Z leakage current
= Max
CC
= GND or V
IN
C
I/O capacitance
= GND
IN
IN
f = 1.0 MHz
I
Operating Supply Current
(low power mode, active)
V = GND, No load
f = 1.0 MHz
65 (Typ)
CC
I
AC Characteristics
XC9572-7
XC9572-10
XC9572-15
Symbol
Parameter
Units
Min Max Min Max Min Max
t
t
t
t
f
f
t
t
t
t
t
t
t
t
I/O to output valid
7.5
4.5
10.0
6.0
15.0
8.0
ns
ns
PD
I/O setup time before GCK
I/O hold time after GCK
4.5
0.0
6.0
0.0
8.0
0.0
SU
H
ns
GCK to output valid
ns
CO
CNT
1
16-bit counter frequency
125.0
83.3
0.5
111.1
66.7
2.0
95.2
55.6
4.0
MHz
MHz
ns
2
Multiple FB internal operating frequency
I/O setup time before p-term clock input
I/O hold time after p-term clock input
P-term clock to output valid
GTS to output valid
SYSTEM
PSU
PH
4.0
4.0
4.0
ns
8.5
5.5
5.5
9.5
9.5
10.0
6.0
12.0
11.0
11.0
14.0
14.0
ns
PCO
OE
ns
GTS to output disable
6.0
ns
OD
Product term OE to output enabled
Product term OE to output disabled
GCK pulse width (High or Low)
10.0
10.0
ns
POE
POD
WLH
ns
4.0
4.5
5.5
ns
Note: 1. fCNT is the fastest 16-bit counter frequency available, using the local feedback when applicable.
fCNT is also the Export Control Maximum flip-flop toggle rate, fTOG
.
2. f
is the internal operating frequency for general purpose system designs spanning multiple FBs.
SYSTEM
V
TEST
R
1
Output Type
V
V
R
R
C
L
CCIO
TEST
1
2
Device Output
5.0 V
3.3 V
5.0 V
3.3 V
160 Ω
260 Ω
120 Ω
360 Ω
35 pF
35 pF
R
C
L
2
X5906
Figure 3: AC Load Circuit
4
December 4, 1998 (Version 3.0)
XILINX [ XILINX, INC ]
