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74AVCH8T245DGVRE4 Folha de dados(PDF) 1 Page - Texas Instruments

Nome de Peças 74AVCH8T245DGVRE4
Descrição Electrónicos  8-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VILTAGE TRANSLATION AND 3-STATE OUTPUTS
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Fabricante Electrônico  TI [Texas Instruments]
Página de início  http://www.ti.com
Logo TI - Texas Instruments

74AVCH8T245DGVRE4 Folha de dados(HTML) 1 Page - Texas Instruments

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SN74AVCH8T245
8BIT DUALSUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3STATE OUTPUTS
SCES565F − APRIL 2004 − REVISED APRIL 2005
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
D Control Inputs VIH/VIL Levels Are
Referenced to VCCA Voltage
D VCC Isolation Feature − If Either VCC Input
Is at GND, All I/O Ports Are in the
High-Impedance State
D Ioff Supports Partial-Power-Down Mode
Operation
D Fully Configurable Dual-Rail Design Allows
Each Port to Operate Over the Full 1.2-V to
3.6-V Power-Supply Range
D I/Os Are 4.6-V Tolerant
D Max Data Rates:
− 170 Mbps (1.2 V
3 (VCCA or VCCB) 3 3.3 V)
− 320 Mbps (1.8 V
3 (VCCA or VCCB) 3 3.3 V)
D Bus Hold on Data Inputs Eliminates the
Need for External Pullup/Pulldown
Resistors
D Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
D ESD Protection Exceeds JESD 22
− 8000-V Human-Body Model (A114-A)
− 200-V Machine Model (A115-A)
− 1000-V Charged-Device Model (C101)
DGV OR PW PACKAGE
(TOP VIEW)
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VCCA
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
GND
VCCB
VCCB
OE
B1
B2
B3
B4
B5
B6
B7
B8
GND
RHL PACKAGE
(TOP VIEW)
124
12
13
2
3
4
5
6
7
8
9
10
11
23
22
21
20
19
18
17
16
15
14
VCCB
OE
B1
B2
B3
B4
B5
B6
B7
B8
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
description/ordering information
This 8-bit noninverting bus transceiver uses two separate configurable power-supply rails. The
SN74AVCH8T245 is optimized to operate with VCCA/VCCB set at 1.4 V to 3.6 V. It is operational with VCCA/VCCB
as low as 1.2 V. The A port is designed to track VCCA. VCCA accepts any supply voltage from 1.2 V to 3.6 V. The
B port is designed to track VCCB. VCCB accepts any supply voltage from 1.2 V to 3.6 V. This allows for universal
low-voltage bidirectional translation between any of the 1.2-V, 1.5-V, 1.8-V, 2.5-V, and 3.3-V voltage nodes.
ORDERING INFORMATION
TA
PACKAGE†
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
QFN − RHL
Tape and reel
SN74AVCH8T245RHLR
WP245
−40
°C to 85°C
TSSOP − PW
Tube
SN74AVCH8T245PW
WP245
−40
°C to 85°C
TSSOP − PW
Tape and reel
SN74AVCH8T245PWR
WP245
TVSOP − DGV
Tape and reel
SN74AVCH8T245DGVR
WP245
† Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines
are available at www.ti.com/sc/package.
Copyright
 2005, Texas Instruments Incorporated
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.


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