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SN74CB3T16211_08 PDF预览

SN74CB3T16211_08

更新时间: 2024-01-27 02:08:02
品牌 Logo 应用领域
德州仪器 - TI 转换器电平转换器开关
页数 文件大小 规格书
14页 340K
描述
24-BIT FET SWITCH 2.5-V/3.3-V LOW-VOLTAGE BUS SWITCH WITH 5-V-TOLERANT LEVEL SHIFTER

SN74CB3T16211_08 数据手册

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ꢀꢁꢂ ꢃ ꢄ ꢅꢆ ꢇꢈ ꢉꢊꢈꢈ  
ꢊ ꢃ ꢋꢅꢌ ꢇ ꢍ ꢎꢇ ꢅꢏꢀ ꢀ ꢐꢌ ꢇꢄ ꢑ  
ꢊ ꢒ ꢓ ꢋꢔꢕ ꢆ ꢒ ꢆ ꢋꢔ ꢖꢗ ꢐꢋꢔ ꢗꢖꢇꢘꢙ ꢎ ꢅꢏꢀ ꢀꢐ ꢌ ꢇꢄ ꢑ ꢐ ꢌꢇ ꢑ ꢓ ꢋꢔꢋꢇꢗ ꢖ ꢎꢚꢘꢁꢇ ꢖ ꢎꢔꢎ ꢖ ꢀ ꢑꢌ ꢍꢇ ꢎꢚ  
SCDS147B − OCTOBER 2003 − REVISED JANUARY 2005  
DGG, DGV, OR DL PACKAGE  
(TOP VIEW)  
D
Member of the Texas Instruments  
WidebusFamily  
D
Output Voltage Translation Tracks V  
CC  
Supports Mixed-Mode Signal Operation On  
All Data I/O Ports  
1
56  
55  
54  
53  
52  
51  
50  
49  
48  
47  
46  
45  
44  
43  
42  
41  
40  
39  
38  
37  
36  
35  
34  
33  
32  
31  
30  
29  
NC  
1A1  
1A2  
1A3  
1A4  
1A5  
1A6  
GND  
1A7  
1A8  
1A9  
1A10  
1A11  
1A12  
2A1  
2A2  
1OE  
2OE  
1B1  
1B2  
1B3  
1B4  
1B5  
GND  
1B6  
1B7  
1B8  
1B9  
1B10  
1B11  
1B12  
2B1  
2B2  
2B3  
GND  
2B4  
2B5  
2B6  
2B7  
2B8  
2B9  
2B10  
2B11  
2B12  
D
2
3
− 5-V Input Down to 3.3-V Output Level  
4
Shift, With 3.3-V V  
CC  
5
− 5-V/3.3-V Input Down to 2.5-V Output  
Level Shift, With 2.5-V V  
6
CC  
7
D
D
D
D
D
D
5-V-Tolerant I/Os, With Device Powered Up  
or Powered Down  
8
9
Bidirectional Data Flow, With Near-Zero  
Propagation Delay  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
Low ON-State Resistance (r  
)
on  
Characteristics (r = 5 Typical)  
on  
Low Input/Output Capacitance Minimizes  
Loading (C  
= 5 pF Typical)  
io(OFF)  
Data and Control Inputs Provide  
Undershoot Clamp Diodes  
V
CC  
2A3  
GND  
2A4  
2A5  
2A6  
2A7  
2A8  
2A9  
Low Power Consumption  
(I  
= 70 µA Max)  
CC  
D
V
Operating Range From 2.3 V to 3.6 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)  
D
D
D
D
Control Inputs Can be Driven by TTL or  
5-V/3.3-V CMOS Outputs  
2A10  
2A11  
2A12  
I
Supports Partial-Power-Down Mode  
off  
Operation  
Latch-Up Performance Exceeds 250 mA Per  
JESD 17  
NC − No internal connection  
ESD Performance Tested Per JESD 22  
− 2000-V Human-Body Model  
(A114-B, Class II)  
− 1000-V Charged-Device Model (C101)  
D
D
Supports Digital Applications: Level  
Translation, PCI Interface, Bus Isolation  
Ideal for Low-Power Portable Equipment  
description/ordering information  
The SN74CB3T16211 is a high-speed TTL-compatible FET bus switch with low ON-state resistance (r ),  
on  
allowing for minimal propagation delay. The device fully supports mixed-mode signal operation on all data I/O  
ports by providing voltage translation that tracks V . The SN74CB3T16211 supports systems using 5-V TTL,  
CC  
3.3-V LVTTL, and 2.5-V CMOS switching standards, as well as user-defined switching levels (see Figure 1).  
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.  
Widebus is a trademark of Texas Instruments.  
ꢇꢨ  
Copyright 2005, Texas Instruments Incorporated  
ꢤ ꢨ ꢥ ꢤꢝ ꢞꢱ ꢠꢟ ꢣ ꢫꢫ ꢩꢣ ꢡ ꢣ ꢢ ꢨ ꢤ ꢨ ꢡ ꢥ ꢒ  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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