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SN74CBT3257C

更新时间： 2024-11-30 21:53:55
品牌 Logo 应用领域
德州仪器 - TI 复用器开关
页数 文件大小 规格书
15页 398K
描述
4-BIT 1-OF-2 FET MULTIPLEXER/DEMULTIPLEXER 5-V BUS SWITCH WITH -2-V UNDERSHOOT PROTECTION

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中文翻译

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SN74CBT3257C 数据手册

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SCDS137 − OCTOBER 2003  
D, DB, DBQ, OR PW PACKAGE  
(TOP VIEW)  
D
D
D
D
Undershoot Protection for Off-Isolation on  
A and B Ports Up To −2 V  
Bidirectional Data Flow, With Near-Zero  
Propagation Delay  
1
2
3
4
5
6
7
8
16  
15  
14  
13  
12  
11  
10  
9
V
S
1B1  
1B2  
1A  
2B1  
2B2  
2A  
CC  
OE  
4B1  
4B2  
4A  
3B1  
3B2  
3A  
Low ON-State Resistance (r  
)
on  
Characteristics (r = 3 Ω Typical)  
on  
Low Input/Output Capacitance Minimizes  
Loading and Signal Distortion  
(C  
= 5.5 pF Typical)  
io(OFF)  
D
D
Data and Control Inputs Provide  
Undershoot Clamp Diodes  
GND  
Low Power Consumption  
RGY PACKAGE  
(TOP VIEW)  
(I  
= 3 µA Max)  
CC  
D
V
Operating Range From 4 V to 5.5 V  
CC  
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)  
1
16  
D
D
D
D
Control Inputs Can be Driven by TTL or  
5-V/3.3-V CMOS Outputs  
15  
14  
13  
12  
11  
10  
1B1  
1B2  
1A  
2B1  
2B2  
2A  
2
3
4
5
6
7
OE  
4B1  
4B2  
4A  
3B1  
3B2  
I
Supports Partial-Power-Down Mode  
off  
Operation  
Latch-Up Performance Exceeds 100 mA Per  
JESD 78, Class II  
8
9
ESD Performance Tested Per JESD 22  
− 2000-V Human-Body Model  
(A114-B, Class II)  
− 1000-V Charged-Device Model (C101)  
2
D
D
Supports I C Bus Expansion  
Supports Both Digital and Analog  
Applications: USB Interface, Bus Isolation,  
Low-Distortion Signal Gating  
description/ordering information  
ORDERING INFORMATION  
ORDERABLE  
TOP-SIDE  
MARKING  
†
T
PACKAGE  
A
PART NUMBER  
SN74CBT3257CRGYR  
SN74CBT3257CD  
QFN − RGY  
Tape and reel  
Tube  
CU257C  
SOIC − D  
CBT3257C  
Tape and reel  
Tape and reel  
SN74CBT3257CDR  
SN74CBT3257CDBR  
SN74CBT3257CDBQR  
SN74CBT3257CPW  
SSOP − DB  
CU257C  
CU257C  
−40°C to 85°C  
SSOP (QSOP) − DBQ Tape and reel  
Tube  
TSSOP − PW  
CU257C  
Tape and reel  
SN74CBT3257CPWR  
†
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines  
are available at www.ti.com/sc/package.  
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.  
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Copyright 2003, Texas Instruments Incorporated  
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ꢤ ꢨ ꢥ ꢤꢝ ꢞꢲ ꢠꢟ ꢣ ꢫꢫ ꢩꢣ ꢡ ꢣ ꢢ ꢨ ꢤ ꢨ ꢡ ꢥ ꢭ  
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1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265  
1234567...15

中文翻译

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SN74CBT3257C 替代型号

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