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SN74CB3T3245DWR Folha de dados(PDF) 1 Page - Texas Instruments

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Nome de Peças SN74CB3T3245DWR
Descrição Electrónicos  8-Bit FET Bus Switch
Download  28 Pages
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Fabricante Electrônico  TI1 [Texas Instruments]
Página de início  http://www.ti.com
Logo TI1 - Texas Instruments

SN74CB3T3245DWR Folha de dados(HTML) 1 Page - Texas Instruments

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19
1
RON
SN74CB3T3245
Bus
Controller
8
Device
8
20
A1
VCC
NC
OE
0.1 2F
VCC
3
RON
A2
4
RON
A3
5
RON
A4
6
RON
A5
7
RON
A6
8
RON
A7
9
RON
A8
10
GND
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B1
17
B2
16
B3
15
B4
14
B5
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B6
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SN74CB3T3245
SCDS136B – OCTOBER 2003 – REVISED JUNE 2015
SN74CB3T3245 8-Bit FET Bus Switch
2.5-V and 3.3-V Low-Voltage With 5-V-Tolerant Level Shifter
1 Features
Latch-Up Performance Exceeds 250 mA
Per JESD 17
1
Standard '245-Type Pinout
ESD Performance Tested Per JESD 22
Output Voltage Translation Tracks VCC
2000-V Human-Body Model (A114-B, Class II)
Supports Mixed-Mode Signal Operation on All
1000-V Charged-Device Model (C101)
Data I/O Ports
Ideal for Low-Power Portable Equipment
5-V Input Down to 3.3-V Output Level Shift
With 3.3-V VCC
2 Applications
5-V/3.3-V Input Down to 2.5-V Output Level
Supports Digital Applications: Level Translation,
Shift With 2.5-V VCC
PCI Interface, USB Interface,
5-V-Tolerant I/Os With Device Powered Up or
Memory Interleaving, Bus Isolation
Powered Down
Bidirectional Data Flow With Near-Zero
3 Description
Propagation Delay
The SN74CB3T3245 device is a high-speed TTL-
Low ON-State Resistance (ron) Characteristics (ron
compatible 8-bit FET bus switch with low ON-state
= 5
Ω Typical)
resistance (ron), allowing for minimal propagation
Low Input/Output Capacitance Minimizes Loading
delay. The device fully supports mixed-mode signal
(Cio(OFF) = 5 pF Typical)
operation on all data I/O ports by providing voltage
translation that tracks VCC.
Data and Control Inputs Provide Undershoot
Clamp Diodes
Device Information(1)
Low Power Consumption (ICC = 40 μA Maximum)
PART NUMBER
PACKAGE
BODY SIZE (NOM)
VCC Operating Range From 2.3 V to 3.6 V
SN74CB3T3245DBQ
SSOP (20)
8.65 mm × 3.90 mm
Data I/Os Support 0- to 5-V Signaling Levels
SN74CB3T3245DGV
TVSOP (20)
5.00 mm × 4.40 mm
(0.8 V, 1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V, 5 V)
SN74CB3T3245DW
SOIC (20)
12.80 mm × 7.50 mm
Control Inputs Can Be Driven by TTL or
SN74CB3T3245PW
TSSOP (20)
6.50 mm × 4.40 mm
5-V/3.3-V CMOS Outputs
(1) For all available packages, see the orderable addendum at
Ioff Supports Partial-Power-Down Mode Operation
the end of the data sheet.
Typical Application Functional Diagram
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.


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