MC74VHC245DWR2G Standard Logic by ON Semiconductor

Octal Bus Transceiver

Status: Active
Series: MC74VHC245
RoHS: Compliant
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The MC74VHC245 is an advanced high speed CMOS octal bus transceiver fabricated with silicon gate CMOS technology. It achieves high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation. It is intended for two-way asynchronous communication between data buses. The direction of data transmission is determined by the level of the DIR input. The output enable pin (OE) can be used to disable the device, so that the buses are effectively isolated. All inputs are equipped with protection circuits against static discharge.

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Prices starting from US$0.29

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Newark Electronics
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EBV Elektronik
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Avnet Silica
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Features

High Speed: tPD = 4.0ns (Typ) at VCC = 5V
Low Power Dissipation: ICC = 4µA (Max) at TA = 25 C
High Noise Immunity: VNIH = VNIL = 28% VCC
Power Down Protection Provided on Inputs
Balanced Propagation Delays
Designed for 2V to 5.5V Operating Range
Low Noise: VOLP = 1.2V (Max)
Pin and Function Compatible with Other Standard Logic Families
Latchup Performance Exceeds 300mA
ESD Performance: HBM > 2000V; Machine Model > 200V
Chip Complexity: 308 FETs or 77 Equivalent Gates APPLICATION NOTES
Do not force a signal on an I/O pin when it is an active output, damage may occur.
All floating (high impedance) input or I/O pins must be fixed by means of pull up or pull down resistors or bus terminator ICs.
A parasitic diode is formed between the bus and VCC terminals. Therefore, the VHC245 cannot be used to interface 5V to 3V systems directly.
These devices are available in Pb-free package(s). Specifications herein apply to both standard and Pb-free devices. Please see our website at www.onsemi.com for specific Pb-free orderable part numbers, or contact your local ON Semiconductor sales office or representative.

Specifications

Description MC74VHC245
Compliance Pb-free Halide free
Channels 8
Output 3-State
VCC Min (V) 2
VCC Max (V) 5.5
tpd Max (ns) 7.5
IO Max (mA) 8
Package Type SOIC-20W

Alternative Descriptions

Buffer/Line Driver, Octal, Soic-20 | Newark Electronics
BUFFER/LINE DRIVER, OCTAL, SOIC-20 | element14
Bus XCVR Single 8-CH 3-ST 20-Pin SOIC W T/R | EBV Elektronik
Bus Transceivers 2-5.5V Octal Bus Transceiver | Future Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a MC74VHC245DWR2G?

Additional datasheets, footprints and schematics for MC74VHC245DWR2G are listed on our Part Details page. You can also find images and similar parts to MC74VHC245DWR2G on this page.

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What category does MC74VHC245DWR2G fall under?

The MC74VHC245DWR2G is listed under Timing, Logic & Memory > Standard Logic > Bus Transceivers.

Can I view similar or alternative parts?

You can view similar parts to MC74VHC245DWR2G when available in the Bus Transceivers range under the specifications section at the bottom of the details page.

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Is the MC74VHC245DWR2G RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.

Which authorised distributors for MC74VHC245DWR2G have stock available?

Authorised distributors including Newark Electronics, element14, Farnell, EBV Elektronik and Avnet Silica have stock available or on a lead time for MC74VHC245DWR2G.

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