DS893 Datasheet, PDF (71/77 Pages) Xilinx, Inc – DC and AC Switching Characteristics

Virtex UltraScale FPGAs Data Sheet: DC and AC Switching Characteristics
I2C Interfaces
Table 84: I2C Fast Mode Interface Switching Characteristics⁽¹⁾
Symbol
Description
Min
T_DCFCLK
T_FCKO
T_FDCK
F_FCLK
SCL duty cycle
SDAO clock-to-out delay
SDAI setup time
SCL clock frequency
–
–
100
–
Notes:
1. Test conditions: LVCMOS33, slow slew rate, 8 mA drive strength, 15 pF loads.
Typ
50
–
–
–
X-Ref Target - Figure 9
SCL
SDAI
SDAO
T_FDCK
T_FCKO
Figure 9: I2C Fast Mode Interface Timing Diagram
Table 85: I2C Standard Mode Interface Switching Characteristics⁽¹⁾
Symbol
Description
Min
T_DCSCLK
T_SCKO
T_SDCK
F_SCLK
SCL duty cycle
SDAO clock-to-out delay
SDAI setup time
SCL clock frequency
–
–
250
–
Notes:
1. Test conditions: LVCMOS33, slow slew rate, 8 mA drive strength, 15 pF loads.
Typ
50
–
–
–
X-Ref Target - Figure 10
SCL
SDAI
SDAO
T_SDCK
T_SCKO
Figure 10: I2C Standard Mode Interface Timing Diagram
Max
–
900
–
400
Units
%
ns
ns
kHz
DS893_06_120314
Max
–
3450
–
100
Units
%
ns
ns
kHz
DS893_07_120314
DS893 (v1.7.1) April 4, 2016
Product Specification
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