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SN74AVCH20T245KR

更新时间： 2024-09-15 22:59:15
品牌 Logo 应用领域
德州仪器 - TI 总线收发器输出元件
页数 文件大小 规格书
19页 437K
描述
20 BIT DUAL SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3 STATE OUTPUTS

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SN74AVCH20T245KR 数据手册

 浏览型号SN74AVCH20T245KR的Datasheet PDF文件第2页浏览型号SN74AVCH20T245KR的Datasheet PDF文件第3页浏览型号SN74AVCH20T245KR的Datasheet PDF文件第4页浏览型号SN74AVCH20T245KR的Datasheet PDF文件第5页浏览型号SN74AVCH20T245KR的Datasheet PDF文件第6页浏览型号SN74AVCH20T245KR的Datasheet PDF文件第7页 
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SCES567D − MAY 2004 − REVISED NOVEMBER 2004  
DGG OR DGV PACKAGE  
(TOP VIEW)  
D
D
Control Inputs V /V Levels are  
IH IL  
Referenced to V  
Voltage  
CCA  
V
Isolation Feature − If Either V  
Input  
CC  
CC  
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  
1DIR  
1B1  
1B2  
GND  
1B3  
1B4  
1OE  
1A1  
1A2  
GND  
1A3  
1A4  
Is at GND, Both Ports Are in the  
High-Impedance State  
2
3
D
D
Overvoltage-Tolerant Inputs/Outputs Allow  
Mixed-Voltage-Mode Data Communications  
4
5
Fully Configurable Dual-Rail Design Allows  
Each Port to Operate Over the Full 1.2-V to  
3.6-V Power-Supply Range  
6
7
V
V
CCB  
1B5  
CCA  
8
1A5  
1A6  
1A7  
GND  
1A8  
1A9  
1A10  
2A1  
2A2  
2A3  
GND  
2A4  
2A5  
2A6  
9
1B6  
1B7  
GND  
1B8  
1B9  
1B10  
2B1  
2B2  
2B3  
GND  
2B4  
2B5  
2B6  
D
I
Supports Partial-Power-Down Mode  
off  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
Operation  
D
I/Os Are 4.6-V Tolerant  
D
Bus Hold on Data Inputs Eliminates the  
Need for External Pullup/Pulldown  
Resistors  
D
Max Data Rates  
− 380 Mbps (1.8-V to 3.3-V Translation)  
− 260 Mbps (<1.8-V to 3.3-V Translation)  
− 260 Mbps (Translate to 2.5 V)  
− 210 Mbps (Translate to 1.8 V)  
− 120 Mbps (Translate to 1.5 V)  
− 100 Mbps (Translate to 1.2 V)  
V
V
CCB  
2B7  
CCA  
D
D
Latch-Up Performance Exceeds 100 mA Per  
JESD 78, Class II  
2A7  
2A8  
GND  
2A9  
2A10  
2OE  
2B8  
GND  
2B9  
2B10  
2DIR  
ESD Protection Exceeds JESD 22  
− 2000-V Human-Body Model (A114-A)  
− 200-V Machine Model (A115-A)  
− 1000-V Charged-Device Model (C101)  
description/ordering information  
This 20-bit noninverting bus transceiver uses two separate configurable power-supply rails. The  
SN74AVCH20T245 is optimized to operate with V  
as low as 1.2 V. The A port is designed to track V  
/V  
set at 1.4 V to 3.6 V. It is operational with V  
accepts any supply voltage from 1.2 V to 3.6 V. The  
/V  
CCA CCB  
CCA CCB  
. V  
CCA CCA  
B port is designed to track V  
. V  
accepts any supply voltage from 1.2 V to 3.6 V. This allows for universal  
CCB CCB  
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  
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
†
PACKAGE  
T
A
TSSOP − DGG  
TVSOP − DGV  
VFBGA − GQL  
Tape and reel SN74AVCH20T245GR  
Tape and reel SN74AVCH20T245VR  
AVCH20T245  
WK245  
−40°C to 85°C  
SN74AVCH20T245KR  
Tape and reel  
WK245  
VFBGA − ZQL (Pb-free)  
74AVCH20T245ZQLR  
†
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.  
ꢒꢔ ꢗ ꢏꢐ ꢆ ꢊꢎ ꢗ ꢁ ꢏ ꢄꢊꢄ ꢛꢜ ꢝ ꢞꢟ ꢠ ꢡꢢ ꢛꢞꢜ ꢛꢣ ꢤꢥ ꢟ ꢟ ꢦꢜꢢ ꢡꢣ ꢞꢝ ꢧꢥꢨ ꢩꢛꢤ ꢡꢢ ꢛꢞꢜ ꢪꢡ ꢢꢦ ꢫ  
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ꢢ ꢦ ꢣ ꢢꢛ ꢜꢰ ꢞꢝ ꢡ ꢩꢩ ꢧꢡ ꢟ ꢡ ꢠ ꢦ ꢢ ꢦ ꢟ ꢣ ꢫ  
Copyright 2004, Texas Instruments Incorporated  
1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265  
1234567...19

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SN74AVCH20T245KR 替代型号

型号 品牌 替代类型 描述 数据表
74AVCH20T245VRG4 TI

完全替代

 20-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPU
74AVCH20T245GRE4 TI

完全替代

 20 BIT DUAL SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3 STATE OUTPU
74AVCH20T245VRE4 TI

完全替代

 20 BIT DUAL SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3 STATE OUTPU

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