Intel® Cyclone® 10 LP Device Datasheet

ID 683251
Date 10/31/2022
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Single-Ended SSTL and HSTL I/O Reference Voltage Specifications

Table 15.  Single-Ended SSTL and HSTL I/O Reference Voltage Specifications for Intel® Cyclone® 10 LP Devices
I/O Standard VCCIO (V) VREF (V) VTT (V) 26
Min Typ Max Min Typ Max Min Typ Max
SSTL-2 Class I, II 2.375 2.5 2.625 1.19 1.25 1.31 VREF – 0.04 VREF VREF + 0.04
SSTL-18 Class I, II 1.7 1.8 1.9 0.833 0.9 0.969 VREF – 0.04 VREF VREF + 0.04
HSTL-18 Class I, II 1.71 1.8 1.89 0.85 0.9 0.95 0.85 0.9 0.95
HSTL-15 Class I, II 1.425 1.5 1.575 0.71 0.75 0.79 0.71 0.75 0.79
HSTL-12 Class I, II 1.14 1.2 1.26 0.48 × VCCIO 27 0.5 × VCCIO 27 0.52 × VCCIO 27 0.5 × VCCIO
0.47 × VCCIO 28 0.5 × VCCIO 28 0.53 × VCCIO 28
26 VTT of the transmitting device must track VREF of the receiving device.
27 Value shown refers to DC input reference voltage, VREF(DC).
28 Value shown refers to AC input reference voltage, VREF(AC).