XA2C256-7TQG10I XILINX [Xilinx, Inc], XA2C256-7TQG10I Datasheet - Page 8

• Manufacturer Part Number: XA2C256-7TQG10I
• Description: CoolRunner-II Automotive CPLD
• Manufacturer: XILINX [Xilinx, Inc]

XA2C256 CoolRunner-II Automotive CPLD
Internal Timing Parameters (Continued)
Switching Characteristics
8
Notes:
1.
I/O Standard Time Adder Delays 2.5V CMOS
T
T
T
T
I/O Standard Time Adder Delays 3.3V CMOS/TTL
T
T
T
T
OUT25
OUT33
IN25
HYS25
SLEW25
IN33
HYS33
SLEW33
1.5 ns input pin signal rise/fall.
Symbol
5.5
5.0
4.5
4.0
3.5
3.0
Figure 2: Derating Curve for T
1
V
CC
= V
Standard input adder
Hysteresis input adder
Output adder
Output slew rate adder
Standard input adder
Hysteresis input adder
Output adder
Output slew rate adder
Number of Outputs Switching
CCIO
2
= 1.8V, T = 25
4
Parameter
o
C
8
PD
(2)
DS092_02_092302
16
www.xilinx.com
AC Test Circuit
Min.
-
-
-
-
-
-
-
-
Under Test
Output Type
LVTTL33
LVCMOS33
LVCMOS25
LVCMOS18
LVCMOS15
C
1.5 nsec maximum rise/fall times on inputs.
Device
-7
L
includes test fixtures and probe capacitance.
Max.
0.7
3.0
1.0
4.0
0.7
3.0
1.6
4.0
Figure 3: AC Load Circuit
V
CC
R
R
2
112.5Ω
1
268Ω
188Ω
150Ω
Min.
275Ω
R
-
-
-
-
-
-
-
-
1
-8
112.5Ω
DS555 (v1.1) May 5, 2007
C
235Ω
275Ω
188Ω
150Ω
L
R
2
Product Specification
Max.
0.7
3.0
1.0
4.0
0.7
3.0
1.6
4.0
DS_ACT_08_14_02
Test Point
35 pF
35 pF
35pF
35pF
35pF
C
L
Units
ns
ns
ns
ns
ns
ns
ns
ns
R