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NI (National Instruments) · USB 2.0

USB-6353

The NI USB-6353, part number 781441-01, is a USB multifunction I/O device with 32 analog inputs, 4 analog outputs, 48 bidirectional digital channels and 4 counters/timers.

ManufacturerNI (National Instruments)

ModelUSB-6353

Part Number781441-01

Product Type32 AI, (16-Bit, 1.25 MS/s), 4 AO (2.86 MS/s), 48 DIO USB Multifunction I/O Device

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Bidirectional Digital Channels48

Max Single-Ended Analog Input Channels32

Number of Counters/Timers4

Max Differential Analog Input Channels16

Analog Input Absolute Accuracy1520 μV

Analog Input FIFO Buffer Size2047 samples

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Overview

Product overview

Key product information and technical features.

The USB-6353 combines voltage acquisition, analog output, digital I/O and counters/timers in an enclosed USB 2.0 device. Its analog inputs support up to 32 single-ended or 16 differential channels with 16-bit resolution and a listed maximum sample rate of 1.25 MS/s. Analog input sampling is not simultaneous.

Four analog outputs provide 16-bit resolution and selectable ±10 V or ±5 V ranges. Screw-terminal connections provide field wiring access, while 48 bidirectional digital channels and four counters/timers extend the device beyond analog voltage measurement.

32 single-ended or 16 differential analog inputs with 16-bit resolution.
Selectable analog input ranges from ±0.1 V through ±10 V.
Four 16-bit analog outputs with ±10 V and ±5 V output ranges and a listed maximum update rate of 2.86 MS/s.
48 bidirectional digital I/O channels with 5 V logic levels.
Four counters/timers complement the analog and digital I/O.
Enclosed USB 2.0 device with screw-terminal connections and a 0 °C to 50 °C operating temperature range.

Verified specifications

Technical data

Verified product specifications.

Number of Bidirectional Digital Channels	48
Maximum Number of Single-Ended Analog Input Channels	32
Number of Counters/Timers	4
Maximum Number of Differential Analog Input Channels	16
Analog Input Absolute Accuracy	1520 μV
Analog Input FIFO Buffer Size	2047 samples
Maximum Sample Rate	1.25 MS/s
Simultaneous Sampling	No
Enclosed	Yes
Analog Input Resolution	16 bits
Bus Connector	USB 2.0
Front Connection Type	Screw Terminal
Number of Analog Output Channels	4
Maximum Analog Update Rate	2.86 MS/s
Reconfigurable	No
Number of Analog Input Channels	32
Maximum Digital Update Rate	100 ns
Operating Temperature Range	0 °C to 50 °C
Bus Connection	USB 2.0
Digital I/O Logic Levels	5 V
Maximum Clock Rate	10 MHz
Number of External Clock Inputs	8
Signaling Type	Single-Ended
Analog Input Voltage Range	-0.1 V to 0.1 V, -0.2 V to 0.2 V, -0.5 V to 0.5 V, -1 V to 1 V, -2 V to 2 V
Analog Input Voltage Range (cont. 2)	-5 V to 5 V, -10 V to 10 V
Number of Voltage Output Channels	4
Analog Output Voltage Range	-10 V to 10 V, -5 V to 5 V
Analog Output Resolution	16 bits
NI part numbers	781441-01

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NI

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USB 2.0

Bus Connector

USB-6353

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FAQ

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Product-specific answers based on available technical information.

What is the listed NI part number for this USB-6353?

The supplied catalog record identifies part number 781441-01.

How many analog input channels does the USB-6353 provide?

It supports up to 32 single-ended or 16 differential analog input channels with 16-bit resolution.

Does the USB-6353 sample analog inputs simultaneously?

No. Simultaneous analog input sampling is not supported. The listed maximum analog input sample rate is 1.25 MS/s.

What output and digital I/O resources are provided?

The device provides four 16-bit analog outputs, 48 bidirectional digital I/O channels and four counters/timers. Analog output ranges are ±10 V and ±5 V.

How does the USB-6353 connect to the host and signals?

It uses a USB 2.0 host interface and screw-terminal signal connections.