Texas Instruments SN74AVC16T245DGVR Bedienungsanleitung

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To Seven Other Channels

1DIR

1A1

1B1

1OE

To Seven Other Channels

2DIR

2A1

2B1

2OE

1

47

24

36

48

2

25

13

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SN74AVC16T245

SCES551E– FEBRUARY2004 – REVISEDNOVEMBER2015

SN74AVC16T245 16-Bit Dual-Supply Bus Transceiver

with Congurable Level-Shifting / Voltage Translation and Tri-State Outputs

1 Features3 Description

This 16-bit noninvertingbus transceiver uses two

1

•Control Inputs VIH/VIL Levels Are Referenced toseparate congurable power-supply rails.The

VCCA Voltage SN74AVC16T245 device is optimized to operate with

• VCC IsolationFeature – IfEither VCC Input Is atVCCA/VCCB set at1.4 V to3.6 V. Thedevice is

GND, Both Ports Are in the High-Impedance Stateoperational with VCCA/VCCB as low as 1.2 V. The A

port is designed to track VCCA. VCCA accepts any

•Overvoltage-Tolerant Inputs and Outputs Allow

supply voltage from 1.2 V to 3.6 V. The B port is

Mixed-Voltage-Mode Data Communicationsdesigned to trackVCCB. VCCB accepts any supply

•Fully Congurable Dual-Rail Design Allows Eachvoltage from1.2 Vto 3.6V. Thisallows foruniversal

Port to Operate Over the Full 1.2 V to 3.6 Vlow-voltage bidirectional translation between any of

Power-Supply Rangethe 1.2-V, 1.5-V, 1.8-V, 2.5-V, and 3.3-V voltage

• Io Supports Partial-Power-Down Mode Operationnodes.

•I/Os Are 4.6 V TolerantThe SN74AVC16T245 device isdesigned for

•Maximum Data Ratesasynchronous communication betweendata buses.

The device transmits data from the A bus to the B

–380 Mbps (1.8 V to 3.3 V Level-Shifting)bus orfrom theB busto the Abus, dependingon the

–200 Mbps (<1.8 V to 3.3 V Level-Shifting)logic levelat thedirection-control (DIR) input.The

–200 Mbps (Level-Shifting to 2.5 V or 1.8 V)output-enable (OE) input can be used to disable the

outputs so the buses eectivelyare isolated.

–150 Mbps (Level-Shifting to 1.5 V)

–100 Mbps (Level-Shifting to 1.2 V)The SN74AVC16T245 control pins (1DIR, 2DIR,

1OE, and 2OE) are supplied by VCCA.

•Latch-Up Performance Exceeds 100 mA Per

JESD 78, Class IIDevice Information(1)

•ESD Protection Exceeds JESD 22PART NUMBERPACKAGEBODY SIZE (NOM)

–8000-V Human-Body Model (A114-A)TSSOP (48)12.50 mm × 6.10 mm

–200-V Machine Model (A115-A)TVSOP (48)9.70 mm× 4.40 mm

SN74AVC16T245

–1000-V Charged-Device Model (C101)BGA MICROSTAR7.00 mm× 4.50 mm

JUNIOR (56)

2 Applications(1)For all available packages, see the orderable addendum at

the end of the data sheet.

•Personal Electronics

• Industrial

• Enterprise

• Telecom

Logic Diagram (Positive Logic)

1

An IMPORTANTNOTICE atthe endof this datasheet addressesavailability, warranty,changes, use insafety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.

Produktspezifikationen