Intel® Cyclone® 10 GX Core Fabric and General Purpose I/Os Handbook

ID 683775
Date 10/31/2022
Public
Document Table of Contents

5.5.3. Programmable IOE Features in Intel® Cyclone® 10 GX Devices

Table 38.   Intel® Cyclone® 10 GX Programmable IOE Features Settings and Assignment Name
Feature

Setting

Condition

Quartus® Prime Pro Edition

Assignment Name

Slew Rate Control 0 (Slow), 1 (Fast). Default is 1. Disabled if you use the RS OCT feature. SLEW_RATE
I/O Delay Refer to the device datasheet

INPUT_DELAY_CHAIN

OUTPUT_DELAY_CHAIN

Open-Drain Output On, Off. Default is Off AUTO_OPEN_DRAIN_PINS
Bus-Hold On, Off. Default is Off. Disabled if you use the weak pull-up resistor feature. ENABLE_BUS_HOLD_CIRCUITRY
Weak Pull-up Resistor On, Off. Default is Off. Disabled if you use the bus-hold feature. WEAK_PULL_UP_RESISTOR
Pre-Emphasis 0 (disabled), 1 (enabled). Default is 1. PROGRAMMABLE_PREEMPHASIS
Differential Output Voltage 0 (low), 1 (medium low), 2 (medium high), 3 (high). Default is 2. PROGRAMMABLE_VOD
Table 39.   Intel® Cyclone® 10 GX Programmable IOE Features I/O Standards and Buffer Types Support
Feature I/O Buffer Type Support

I/O Standards Support

LVDS I/O 3 V I/O
Slew Rate Control Yes Yes
  • 3.0 V LVTTL
  • 1.2 V, 1.5 V, 1.8 V, and 3.0 V LVCMOS
  • SSTL-18, SSTL-15, SSTL-135, SSTL-125, and SSTL-12
  • 1.2 V, 1.5 V, and 1.8 V HSTL
  • HSUL-12
  • POD12
  • Differential SSTL-18, Differential SSTL-15, Differential SSTL-135, Differential SSTL-125, and Differential SSTL-12
  • Differential 1.2 V, 1.5 V, and 1.8 V HSTL
  • Differential HSUL-12
I/O Delay Yes Yes
  • 3.0 V LVTTL
  • 1.2 V, 1.5 V, 1.8 V, and 3.0 V LVCMOS
  • SSTL-18, SSTL-15, SSTL-135, SSTL-125, and SSTL-12
  • 1.2 V, 1.5 V, and 1.8 V HSTL
  • HSUL-12
  • POD12
  • Differential SSTL-18, Differential SSTL-15, Differential SSTL-135, Differential SSTL-125, and Differential SSTL-12
  • Differential POD12
  • Differential 1.2 V, 1.5 V, and 1.8 V HSTL
  • Differential HSUL-12
  • LVDS, RSDS, and mini-LVDS
  • LVPECL
Open-Drain Output Yes Yes
  • 3.0 V LVTTL
  • 1.2 V, 1.5 V, 1.8 V, and 3.0 V LVCMOS
Bus-Hold Yes Yes
Weak Pull-up Resistor Yes Yes
Pre-Emphasis Yes
  • LVDS
  • RSDS
  • Mini-LVDS
  • LVPECL
  • Differential POD12
Differential Output Voltage Yes
  • LVDS
  • RSDS
  • Mini-LVDS
  • LVPECL

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