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SN74AHCT245DBRG4 PDF预览

SN74AHCT245DBRG4

更新时间: 2024-02-16 21:43:24
品牌 Logo 应用领域
德州仪器 - TI 总线驱动器总线收发器触发器逻辑集成电路光电二极管输出元件
页数 文件大小 规格书
22页 790K
描述
OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS

SN74AHCT245DBRG4 技术参数

是否无铅:不含铅是否Rohs认证:符合
生命周期:Active零件包装代码:SSOP
包装说明:SSOP, SSOP20,.3针数:20
Reach Compliance Code:compliantHTS代码:8542.39.00.01
Factory Lead Time:6 weeks风险等级:5.38
Is Samacsys:N控制类型:COMMON CONTROL
计数方向:BIDIRECTIONAL系列:AHCT/VHCT/VT
JESD-30 代码:R-PDSO-G20JESD-609代码:e4
长度:7.2 mm负载电容(CL):50 pF
逻辑集成电路类型:BUS TRANSCEIVER最大I(ol):0.008 A
湿度敏感等级:1位数:8
功能数量:1端口数量:2
端子数量:20最高工作温度:125 °C
最低工作温度:-40 °C输出特性:3-STATE
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:SSOP封装等效代码:SSOP20,.3
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
包装方法:TR峰值回流温度(摄氏度):260
电源:5 V最大电源电流(ICC):0.04 mA
Prop。Delay @ Nom-Sup:9.5 ns传播延迟(tpd):9.5 ns
认证状态:Not Qualified施密特触发器:No
座面最大高度:2 mm子类别:Bus Driver/Transceivers
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:CMOS温度等级:AUTOMOTIVE
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:GULL WING
端子节距:0.65 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED翻译:N/A
宽度:5.3 mmBase Number Matches:1

SN74AHCT245DBRG4 数据手册

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ꢋ ꢆꢇꢄꢌ ꢍꢎꢀ ꢇ ꢏꢄꢁꢀ ꢆꢐ ꢑ ꢒꢐ ꢏ  
SCLS233N − OCTOBER 1995 − REVISED MARCH 2005  
D
D
Inputs Are TTL-Voltage Compatible  
D
ESD Protection Exceeds JESD 22  
− 2000-V Human-Body Model (A114-A)  
− 200-V Machine Model (A115-A)  
Latch-Up Performance Exceeds 250 mA Per  
JESD 17  
− 1000-V Charged-Device Model (C101)  
SN54AHCT245 . . . J OR W PACKAGE  
SN74AHCT245 . . . DB, DGV, DW, N, NS,  
OR PW PACKAGE  
SN74AHCT245 . . . RGY PACKAGE  
(TOP VIEW)  
SN54AHCT245 . . . FK PACKAGE  
(TOP VIEW)  
(TOP VIEW)  
1
20  
DIR  
A1  
1
2
3
4
5
6
7
8
9
10  
20  
19  
18  
17  
16  
15  
14  
13  
12  
11  
V
CC  
3
2
1 20 19  
18  
A3  
A4  
A5  
A6  
A7  
B1  
B2  
4
5
6
7
8
19  
18  
17  
16  
15  
14  
13  
12  
2
3
4
5
6
7
8
9
A1  
A2  
A3  
A4  
A5  
A6  
A7  
A8  
OE  
B1  
B2  
B3  
B4  
B5  
B6  
B7  
OE  
B1  
B2  
B3  
B4  
B5  
B6  
B7  
B8  
17  
A2  
16 B3  
A3  
15  
B4  
B5  
A4  
14  
A5  
9 10 11 12 13  
A6  
A7  
A8  
10  
11  
GND  
description/ordering information  
These octal bus transceivers are designed for asynchronous two-way communication between data buses. The  
control-function implementation minimizes external timing requirements.  
The ’AHCT245 devices allow data transmission from the A bus to the B bus or from the B bus to the A bus,  
depending on the logic level at the direction-control (DIR) input. The output-enable (OE) input can be used to  
disable the device so that the buses effectively are isolated.  
To ensure the high-impedance state during power up or power down, OE should be tied to V through a pullup  
CC  
resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.  
ORDERING INFORMATION  
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
PACKAGE  
T
A
PDIP − N  
Tube  
SN74AHCT245N  
SN74AHCT245N  
QFN − RGY  
Tape and reel  
Tube  
SN74AHCT245RGYR HB245  
SN74AHCT245DW  
SOIC − DW  
AHCT245  
Tape and reel  
Tape and reel  
Tape and reel  
Tube  
SN74AHCT245DWR  
SN74AHCT245NSR  
SN74AHCT245DBR  
SN74AHCT245PW  
SN74AHCT245PWR  
SOP − NS  
AHCT245  
HB245  
−40°C to 85°C  
SSOP − DB  
TSSOP − PW  
HB245  
Tape and reel  
Tape and reel  
Tube  
TVSOP − DGV  
CDIP − J  
SN74AHCT245DGVR HB245  
SNJ54AHCT245J  
SNJ54AHCT245W  
SNJ54AHCT245FK  
SNJ54AHCT245J  
CFP − W  
Tube  
SNJ54AHCT245W  
SNJ54AHCT245FK  
−55°C to 125°C  
LCCC − FK  
Tube  
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.  
Copyright 2005, Texas Instruments Incorporated  
ꢋ ꢙ ꢤ ꢜ ꢛꢧ ꢢꢡ ꢟꢠ ꢡꢛ ꢝꢤ ꢦꢘ ꢞꢙ ꢟ ꢟꢛ ꢮꢑ ꢌꢕ ꢖꢏ ꢯ ꢕꢔꢰꢂ ꢔꢂꢉ ꢞꢦꢦ ꢤꢞ ꢜ ꢞ ꢝꢣ ꢟꢣꢜ ꢠ ꢞ ꢜ ꢣ ꢟꢣ ꢠꢟꢣ ꢧ  
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ꢠ ꢟ ꢞ ꢙꢧ ꢞ ꢜꢧ ꢫ ꢞ ꢜꢜ ꢞ ꢙ ꢟꢬꢨ ꢖꢜ ꢛ ꢧꢢꢡ ꢟꢘꢛꢙ ꢤꢜ ꢛꢡ ꢣꢠ ꢠꢘ ꢙꢭ ꢧꢛꢣ ꢠ ꢙꢛꢟ ꢙꢣ ꢡꢣ ꢠꢠ ꢞꢜ ꢘꢦ ꢬ ꢘꢙꢡ ꢦꢢꢧ ꢣ  
ꢟ ꢣ ꢠ ꢟꢘ ꢙꢭ ꢛꢚ ꢞ ꢦꢦ ꢤꢞ ꢜ ꢞ ꢝ ꢣ ꢟ ꢣ ꢜ ꢠ ꢨ  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

SN74AHCT245DBRG4 替代型号

型号 品牌 替代类型 描述 数据表
SN74AHCT245DBLE TI

完全替代

OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
SN74AHCT245DBRE4 TI

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OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
SN74AHCT245DBR TI

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OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS

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具有三态输出的增强型产品 5V 八路总线收发器