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Integrated Circuits (ICs)

SN74AXC4T245BQBR

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Texas Instruments

4-BIT DUAL-SUPPLY BUS TRANSCEIVER

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WQFN (BQB)
Integrated Circuits (ICs)

SN74AXC4T245BQBR

Active
Texas Instruments

4-BIT DUAL-SUPPLY BUS TRANSCEIVER

Technical Specifications

Parameters and characteristics for this part

SpecificationSN74AXC4T245BQBR
Current - Output High, Low [custom]12 mA
Current - Output High, Low [custom]12 mA
Logic TypeTranslation Transceiver
Mounting TypeSurface Mount
Number of Bits per Element2
Number of Elements2
Operating Temperature [Max]125 °C
Operating Temperature [Min]-40 °C
Output Type3-State
Package / Case16-WFQFN Exposed Pad
Supplier Device Package16-WQFN (2.5x3.5)
Voltage - Supply [Max]3.6 V
Voltage - Supply [Min]0.65 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 0.88
10$ 0.63
25$ 0.57
100$ 0.50
250$ 0.47
500$ 0.45
1000$ 0.43
Digi-Reel® 1$ 0.88
10$ 0.63
25$ 0.57
100$ 0.50
250$ 0.47
500$ 0.45
1000$ 0.43
Tape & Reel (TR) 3000$ 0.41
6000$ 0.40
9000$ 0.40
15000$ 0.39
21000$ 0.39
Texas InstrumentsLARGE T&R 1$ 0.72
100$ 0.55
250$ 0.41
1000$ 0.29

Description

General part information

SN74AXC4T245-Q1 Series

The SN74AXC4T245-Q1 AEC-Q100 qualified device is a four-bit non-inverting bus transceiver that uses two individually configurable power-supply rails. The device is operational with both VCCA and VCCB supplies as low as 0.65V. The A port is designed to track VCCA, which accepts any supply voltage from 0.65V to 3.6V. The B port is designed to track VCCB, which also accepts any supply voltage from 0.65V to 3.6V. Additionally the SN74AXC4T245-Q1 is compatible with a single-supply system.

The SN74AXC4T245-Q1 device is designed for asynchronous communication between data buses. The device transmits data from the A bus to the B bus or from the B bus to the A bus, depending on the logic level of the direction-control inputs (1DIR and 2DIR). The output-enable inputs (1 OE and 2 OE) are used to disable the outputs so the buses are effectively isolated. The SN74AXC4T245-Q1 device is designed so the control pins (xDIR and x OE) are referenced to VCCA.

To put the level shifter I/Os in the high-impedance state during power up or power down, tie the x OE pins to VCCA through a pull-up resistor.