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P174FCT162245CATKX PDF预览

P174FCT162245CATKX

更新时间: 2024-09-20 08:22:43
品牌 Logo 应用领域
百利通 - PERICOM 驱动光电二极管输出元件电视总线驱动器总线收发器
页数 文件大小 规格书
9页 817K
描述
FCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO48, 0.173 INCH, PLASTIC, TVSOP-48

P174FCT162245CATKX 数据手册

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PI74FCT16245T  
PI74FCT162245T  
Fast CMOS 16-Bit Bidirectional Transceivers  
Description  
Features  
PericomSemiconductor’sPI74FCT16245TandPI74FCT162245T  
are16-bitbidirectionaltransceiversdesignedforasynchronoustwo-  
way communication between data buses. The direction control  
input pin (xDIR) determines the direction of data flow through the  
bidirectional transceiver. The Direction and Ouput Enable controls  
are designed to operate these devices as either two independent 8-  
bit transceivers or one 16-bit transceiver. The output enable (OE)  
input, when HIGH, disables both A and B ports by placing them  
in Hi-Z condition.  
Common Features  
• PI74FCT16245T and PI74FCT162245T are high-speed, low-  
power devices with high-current drive  
• V = 5V ±10%  
CC  
• Hysteresis on all inputs  
PI74FCT16245T Features  
• High output drive: I = –32mA; I = 64mA  
OH  
OL  
• Power off disable outputs permit “live insertion”  
• Typical V (Output Ground Bounce)  
OLP  
The PI74FCT16245T output buffers are designed with a power off  
disable allowing “live insertion” of boards when used as backplane  
drivers.  
< 1.0V at V = 5V, T = 25°C  
CC  
A
• Packaging (Pb-free & Green available):  
– 48-pin 240-mil wide plastic TSSOP (A)  
– 48-pin 300-mil wide plastic SSOP (V)  
The PI74FCT162245T has ±24mA balanced output drivers. It is  
designed with current limiting resistors at its outputs to control the  
output edge rate resulting in lower ground bounce and undershoot.  
This eliminates the need for external terminating resistors for most  
interface applications.  
– 48-pin 300-mil wide plastic TVSOP (K)  
PI74FCT162245T Features  
• Balanced output drivers: ±24mA  
• Reduced system switching noise  
• Typical V  
(Output Ground Bounce)  
OLP  
< 0.6V at V = 5V, T = 25°C  
CC  
A
• Packaging (Pb-free & Green available):  
– 48-pin 240-mil wide plastic TSSOP (A)  
– 48-pin 300-mil wide plastic SSOP (V)  
– 48-pin 300-mil wide plastic TVSOP (K)  
Block Diagram  
1DIR  
2DIR  
1OE  
2OE  
1A0  
1A1  
1A2  
1A3  
1A4  
1A5  
1A6  
1A7  
2A0  
2B0  
2A1  
2B1  
2A2  
2B2  
2A3  
2B3  
2A4  
2B4  
2A5  
2B5  
2A6  
2B6  
2A7  
2B7  
1B0  
1B1  
1B2  
1B3  
1B4  
1B5  
1B6  
1B7  
PS2032I  
06/20/06  
06-0218  
1

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