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| XC2C128-7VQG100I Datasheet, PDF (5/18 Pages) Xilinx, Inc – Optimized for 1.8V systems | |||
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R
XC2C128 CoolRunner-II CPLD
Symbol
Parameter
VOL
Low level output voltage
Notes:
1. Hysteresis used on 1.5V inputs.
Test Conditions
IOL = 8 mA, VCCIO = 1.4V
IOL = 0.1 mA, VCCIO = 1.4V
Min.
Max.
0.4
0.2
Units
V
V
Schmitt Trigger Input DC Voltage Specifications
Symbol
VCCIO
VT+
VT-
Parameter
Input source voltage
Input hysteresis threshold voltage
Test Conditions
Min.
1.4
0.5 x VCCIO
0.2 x VCCIO
Max.
3.9
0.8 x VCCIO
0.5 x VCCIO
Units
V
V
V
SSTL2-1 DC Voltage Specifications
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
VCCIO
VREF(1)
VTT(2)
Input source voltage
Input reference voltage
Termination voltage
2.3
1.15
VREF â 0.04
2.5
1.25
1.25
2.7
1.35
VREF + 0.04
VIH
High level input voltage
VREF + 0.18
-
3.9
VIL
Low level input voltage
â0.3
-
VREF â 0.18
VOH
High level output voltage IOH = â8 mA, VCCIO = 2.3V VCCIO â 0.62
-
-
VOL
Low level output voltage IOL = 8 mA, VCCIO = 2.3V
-
-
0.54
Notes:
1. VREF should track the variations in VCCIO, also peak to peak ac noise on VREF may not exceed ±2% VREF.
2. VTT of transmitting device must track VREF of receiving devices.
Units
V
V
V
V
V
V
V
SSTL3-1 DC Voltage Specifications
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
VCCIO
VREF(1)
VTT(2)
Input source voltage
Input reference voltage
Termination voltage
3.0
3.3
3.6
1.3
1.5
1.7
VREF â 0.05
1.5
VREF + 0.05
VIH
High level input voltage
VREF + 0.2
-
VCCIO + 0.3
VIL
Low level input voltage
â0.3
-
VREF â 0.2
VOH
High level output voltage IOH = â8 mA, VCCIO = 3V
VCCIO â 1.1
-
-
VOL
Low level output voltage IOL = 8 mA, VCCIO = 3V
-
-
0.7
Notes:
1. VREF should track the variations in VCCIO, also peak to peak ac noise on VREF may not exceed ±2% VREF.
2. VTT of transmitting device must track VREF of receiving devices.
Units
V
V
V
V
V
V
V
HSTL1 DC Voltage Specifications
Symbol
VCCIO
VREF(1)
VTT(2)
VIH
VIL
Parameter
Input source voltage
Input reference voltage
Termination voltage
High level input voltage
Low level input voltage
Test Conditions
Min.
1.4
0.68
VREF + 0.1
â0.3
Typ.
1.5
0.75
VCCIO x 0.5
-
-
Max.
1.6
0.90
1.9
VREF â 0.1
Units
V
V
V
V
V
DS093 (v3.2) March 8, 2007
www.xilinx.com
5
Product Specification
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