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參數資料
| 型號： | 65LBC172A |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | QUADRUPLE RS-485 DIFFERENTIAL LINE DRIVERS |
| 中文描述： | 翻兩番的RS - 485差分線驅動器 |
| 文件頁數： | 1/19頁 |
| 文件大小： | 478K |
| 代理商： | 65LBC172A |
SN65LBC172A, SN75LBC172A
QUADRUPLE RS-485 DIFFERENTIAL LINE DRIVERS
SLLS447B – OCTOBER 2000 – REVISED MAY 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Designed for TIA/EIA-485, TIA/EIA-422,
and ISO 8482 Applications
Signaling Rates
up to 30 Mbps
Propagation Delay Times <11 ns
Low Standby Power Consumption
1.5 mA Max
Output ESD Protection Exceeds 13 kV
Driver Positive- and Negative-Current
Limiting
Power-Up and Power-Down Glitch-Free for
Live Insertion Applications
Thermal Shutdown Protection
Industry Standard Pin-Out, Compatible
With SN75172, AM26LS31, DS96172,
LTC486, and MAX3045
description
The SN65LBC172A and SN75LBC172A are quadruple differential line drivers with 3-state outputs, designed
for TIA/EIA-485 (RS-485), TIA/EIA-422 (RS-422), and ISO 8482 applications.
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1A
1Y
1Z
G
2Z
2Y
2A
GND
V
CC
4A
4Y
4Z
G
3Z
3Y
3A
N PACKAGE
(TOP VIEW)
logic diagram (positive logic)
4Z
4Y
3Z
3Y
2Z
2Y
1Z
1Y
4A
3A
2A
1A
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G
G12
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4Z
4Y
3Z
3Y
2Z
2Y
1Z
1Y
4A
3A
2A
1A
1
9
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G
G15
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logic diagram (positive logic)
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1A
1Y
1Z
G
2Z
2Y
2A
GND
V
CC
4A
4Y
4Z
G
3Z
3Y
3A
16-DW PACKAGE
(TOP VIEW)
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1A
1Y
NC
1Z
G
2Z
NC
2Y
2A
GND
V
CC
4A
4Y
NC
4Z
G
3Z
NC
3Y
3A
20-DW PACKAGE
(TOP VIEW)
Copyright
2001 – 2003, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
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.
LinBiCMOS is a trademark of Texas Instruments.
The signaling rate of a line is the number of voltage transitions that are made per second expressed in the units bps (bits per second).
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