Texas Instruments

SN74AHCT245PWR

Logic ICs

Manufacturer
MPN
SN74AHCT245PWR
Package / Case
TSSOP-20
Key Attributes
OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS

Technical Specifications

TypeDescription
Quiescent Current40 µA
FunctionOutput enable
Input Type-
Current - Output High(IOH)8mA
Current - Output Low(IOL)8mA
Number of Bits per Element8
Channel TypeBidirectional
TypeDescription
Supply Voltage4.5V~5.5V
Output TypeTri-State
Number of Elements1
Operating Temperature-40°C~+125°C
Tpd Ns9.5ns@5V,50pF
Package / CaseTSSOP-20

Product Introduction

These octal bus transceivers are designed for asynchronous two - way communication between data buses. The control - function implementation minimizes external timing requirements.

The 'AHCT245 devices allow data transmission from the A bus to the B bus or from the B bus to the A bus, depending on the logic level at the direction - control (DIR) input. The output - enable (OE) input can be used to disable the device so that the buses effectively are isolated.

To ensure the high - impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current - sinking capability of the driver.

Features

  • Inputs Are TTL - Voltage Compatible
  • Latch - Up Performance Exceeds 250 mA Per JESD 17
  • ESD Protection Exceeds JESD 22: 2000 - V Human - Body Model (A114 - A), 200 - V Machine Model (A115 - A), 1000 - V Charged - Device Model (C101)

Applications

  • Asynchronous bidirectional communication between data buses

Datasheet

📄 Open Download

Alternative Parts

Common SN74AHCT245PWR alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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