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SN74CB3Q3257PWR 数据表(PDF) 1 Page - Texas Instruments

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部件名 SN74CB3Q3257PWR
功能描述  4 BIT 1 OF 2 FET MULTIPLEXER/ DEMULTIPLEXER
Download  13 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

SN74CB3Q3257PWR 数据表(HTML) 1 Page - Texas Instruments

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SN74CB3Q3257
4BIT 1OF2 FET MULTIPLEXER/DEMULTIPLEXER
2.5V/3.3V LOW VOLTAGE, HIGHBANDWIDTH BUS SWITCH
SCDS135A – SEPTEMBER 2003 − REVISED NOVEMBER 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
D High-Bandwidth Data Path
(Up to 500 MHz)
D 5-V Tolerant I/Os with Device Powered-Up
or Powered-Down
D Low and Flat ON-State Resistance (ron)
Characteristics Over Operating Range
(ron = 4 Ω Typical)
D Rail-to-Rail Switching on Data I/O Ports
− 0- to 5-V Switching With 3.3-V VCC
− 0- to 3.3-V Switching With 2.5-V VCC
D Bidirectional Data Flow, With Near-Zero
Propagation Delay
D Low Input/Output Capacitance Minimizes
Loading and Signal Distortion
(Cio(OFF) = 3.5 pF Typical)
D Fast Switching Frequency (fOE = 20 MHz
Max)
† For additional information regarding the performance
characteristics of the CB3Q family, refer to the TI
application
report,
CBT-C,
CB3T,
and
CB3Q
Signal-Switch Families, literature number SCDA008.
D Data and Control Inputs Provide
Undershoot Clamp Diodes
D Low Power Consumption
(ICC = 0.7 mA Typical)
D VCC Operating Range From 2.3 V to 3.6 V
D Data I/Os Support 0- to 5-V Signaling
Levels (0.8 V, 1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V,
5 V)
D Control Inputs Can be Driven by TTL or
5-V/3.3-V CMOS Outputs
D Ioff Supports Partial-Power-Down Mode
Operation
D Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
D ESD Performance Tested Per JESD 22
− 2000-V Human-Body Model
(A114-B, Class II)
− 1000-V Charged-Device Model (C101)
D Supports Both Digital and Analog
Applications: USB Interface, Differential
Signal Interface, Bus Isolation,
Low-Distortion Signal Gating
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
S
1B1
1B2
1A
2B1
2B2
2A
GND
VCC
OE
4B1
4B2
4A
3B1
3B2
3A
DBQ, DGV, OR PW PACKAGE
(TOP VIEW)
RGY PACKAGE
(TOP VIEW)
116
89
2
3
4
5
6
7
15
14
13
12
11
10
OE
4B1
4B2
4A
3B1
3B2
1B1
1B2
1A
2B1
2B2
2A
description/ordering information
ORDERING INFORMATION
TA
PACKAGE‡
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
QFN − RGY
Tape and reel
SN74CB3Q3257RGYR
BU257
−40
°C to 85°C
SSOP (QSOP) − DBQ
Tape and reel
SN74CB3Q3257DBQR
BU257
−40
°C to 85°C
TSSOP − PW
Tape and reel
SN74CB3Q3257PWR
BU257
TVSOP − DGV
Tape and reel
SN74CB3Q3257DGVR
BU257
‡ Package drawings, standard packing quantities, thermal data, symbolization, and PCB design
guidelines are available at www.ti.com/sc/package.
Copyright
 2003, 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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