DS9097U-S09

更新时间： 2024-10-27 09:56:51

品牌	Logo	应用领域
美信 - MAXIM		/
页数	文件大小	规格书
3页	53K
描述
Universal 1-Wire COM Port Adapter Provides Strong Pullup to 5V for Temperature

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数据手册

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DS9097U-S09 数据手册

19-4874; Rev 6/11

DS9097U

Universal 1-Wire COM Port Adapter

FEATURES

PACKAGE OUTLINE

True-Ground Interface to an RS-232 COM Port

DB9 VERSION

for Reading and Writing 1-Wire^®Devices

RJ11 PIN 1

Works with Bipolar as well as Unipolar Logic

Signals

Compatible to COM port of (±)5V to (±)12V

(DB9 Version Only) or (±)6V to (±)12V (DB25

Version)

Supports Reading and Writing at Standard and

Overdrive Speeds

Provides Strong Pullup to 5V for Temperature

and EEPROM 1-Wire Devices

Programs 1-Wire EPROM Devices (DB-25

Version with External 12V Power Supply Only)

Communicates at Data Rates of 9.6kbps

(default), 19.2kbps, 57.6kbps, and 115.2kbps

Standard DB9 or DB25 Female Connector and

6-Lead RJ11 Connector for Easy Attachment

of Standard 1-Wire Cables and Probes

Includes DS2502 Identification Chip

(DS9097U-009 Only)

SIDE VIEW

DB25 VERSION

REAR VIEW

RJ11 PIN 1

2.1mm

POWER JACK

- CONTACT

+ CONTACT

SIDE VIEW

REAR VIEW

PIN ASSIGNMENT

DB9: TXD (3), RXD (2), DTR (4), RTS (7), PC-Ground

(5); all other pins not connected

DB25: TXD (2), RXD (3), DTR (20), RTS (4), PC-

SCHEMATIC (FOR ILLUSTRATION)

DB9 VERSION

Ground (7); all other pins not connected

RS-232

COM PORT

DS9097U-009

ONLY

RJ11

Note 1: The external supply for the DS9097U-E25

must provide well-regulated 12V at 10mA minimum,

center = GND, outer ring = V+ (Newark Electronics

Stock No. 84F2081, Allied Electronics Stock No. 928-

9895, Stancor Model STA-300R, or equivalent).

Note 2: The color of the DS9097U plastic case can

vary.

REG

RTS

DTR

RXD

TXD

GND

4 1-W

GND

CHIP

DS2480B

ORDERING INFORMATION

PART

TYPE

DB25 VERSION

DS9097U-009#

DS9097U-S09#

DS9097U-E25#

#Denotes a RoHS-compliant device that may include lead(Pb) that

is exempt under the RoHS requirements.

DB9, with DS2502 ID chip

DB9, no ID chip

DB25, with EPROM write

POWER JACK

RJ-11

RS-232

COM PORT

REG

RTS

DTR

RXD

TXD

GND

4 1-W

GND

1-Wire is a registered trademark of Maxim Integrated Products, Inc.

DS2480B

1 of 3

12 3

中文翻译

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