Arria® V Device Handbook: Volume 1: Device Interfaces and Integration

ID 683213
Date 10/18/2023
Public
Document Table of Contents

5.3.3. I/O Standards Voltage Levels in Arria® V Devices

Table 40.   Arria® V I/O Standards Voltage LevelsThis table lists the typical power supplies for each supported I/O standards in Arria® V devices.
I/O Standard Device Variant Support VCCIO (V)

VCCPD (V)

(Pre-Driver Voltage)

VREF (V) 13

(Input Ref Voltage)

VTT (V)

(Board Termination Voltage)

Input 14 Output
3.3 V LVTTL/3.3 V LVCMOS GX, GT, SX, and ST 3.3/3.0/2.5 3.3 3.3
GZ 3.0/2.5 3.0 3.0
3.0 V LVTTL/3.0 V LVCMOS GX, GT, SX, and ST 3.3/3.0/2.5 3.0 3.0
3.0 V PCI 3.0 3.0 3.0
3.0 V PCI-X 3.0 3.0 3.0
2.5 V LVCMOS All 3.3/3.0/2.5 2.5 2.5
1.8 V LVCMOS All 1.8/1.5 1.8 2.5
1.5 V LVCMOS All 1.8/1.5 1.5 2.5
1.2 V LVCMOS All 1.2 1.2 2.5
SSTL-2 Class I All VCCPD 2.5 2.5 1.25 1.25
SSTL-2 Class II All VCCPD 2.5 2.5 1.25 1.25
SSTL-18 Class I All VCCPD 1.8 2.5 0.9 0.9
SSTL-18 Class II All VCCPD 1.8 2.5 0.9 0.9
SSTL-15 Class I All VCCPD 1.5 2.5 0.75 0.75
SSTL-15 Class II All VCCPD 1.5 2.5 0.75 0.75
1.8 V HSTL Class I All VCCPD 1.8 2.5 0.9 0.9
1.8 V HSTL Class II All VCCPD 1.8 2.5 0.9 0.9
1.5 V HSTL Class I All VCCPD 1.5 2.5 0.75 0.75
1.5 V HSTL Class II All VCCPD 1.5 2.5 0.75 0.75
1.2 V HSTL Class I All VCCPD 1.2 2.5 0.6 0.6
1.2 V HSTL Class II All VCCPD 1.2 2.5 0.6 0.6
Differential SSTL-2 Class I All VCCPD 2.5 2.5 1.25
Differential SSTL-2 Class II All VCCPD 2.5 2.5 1.25
Differential SSTL-18 Class I All VCCPD 1.8 2.5 0.9
Differential SSTL-18 Class II All VCCPD 1.8 2.5 0.9
Differential SSTL-15 Class I All VCCPD 1.5 2.5 0.75
Differential SSTL-15 Class II All VCCPD 1.5 2.5 0.75
Differential 1.8 V HSTL Class I All VCCPD 1.8 2.5 0.9
Differential 1.8 V HSTL Class II All VCCPD 1.8 2.5 0.9
Differential 1.5 V HSTL Class I All VCCPD 1.5 2.5 0.75
Differential 1.5 V HSTL Class II All VCCPD 1.5 2.5 0.75
Differential 1.2 V HSTL Class I All VCCPD 1.2 2.5 0.6
Differential 1.2 V HSTL Class II All VCCPD 1.2 2.5 0.6
LVDS All VCCPD 2.5 2.5
RSDS All VCCPD 2.5 2.5
Mini-LVDS All VCCPD 2.5 2.5
LVPECL (Differential clock input only) All VCCPD 2.5
SSTL-15 All VCCPD 1.5 2.5 0.75 Typically does not require board termination
SSTL-135 All VCCPD 1.35 2.5 0.675
SSTL-125 All VCCPD 1.25 2.5 0.625
SSTL-12 GZ only VCCPD 1.2 2.5 0.6
HSUL-12 All VCCPD 1.2 2.5 0.6
Differential SSTL-15 All VCCPD 1.5 2.5 Typically does not require board termination
Differential SSTL-135 All VCCPD 1.35 2.5
Differential SSTL-125 All VCCPD 1.25 2.5
Differential SSTL-12 GZ only VCCPD 1.2 2.5
Differential HSUL-12 All VCCPD 1.2 2.5
13 You cannot assign SSTL, HSTL, and HSUL outputs on VREF pins, even if there are no SSTL, HSTL, and HSUL inputs in the bank.
14 Input buffers for the SSTL, HSTL, Differential SSTL, Differential HSTL, LVDS, RSDS, Mini-LVDS, LVPECL, HSUL, and Differential HSUL are powered by VCCPD