安全系统 - Parts List

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Maxim > 方案 > 安全系统

1-Wire传感器

数据资料

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标题/型号

关键优势

QV PDF

ESD保护二极管，带有电阻
DS9503

QV PDF

ESD保护二极管
DS9502

QV PDF

串行、1-Wire线驱动器
DS2480B

QV PDF

四路、1-Wire A/D转换器
DS2450

QV PDF

综合1-Wire总线主控器
DS1WM

QV PDF

分辨率可编程设置的1-Wire数字温度计
DS18B20

QV PDF

经济型、1-Wire数字温度计
DS1822

Key Specifications: 1-Wire Interface Products

Part Number

Functions

Features

Supply Voltage (V)

Package

DS1WM

•	Bus Master Macro

•	Verilog/VHDL macro for ASIC 1-Wire® bus master

-

See Data Sheet

DS2480B

•	1-Wire Bridge

•	Connects UART protocol (5V RS-232) to 1-Wire.

4.5 to 5.5

See All 1-Wire Interface Products (4)

Key Specifications: ESD Protection Diode Arrays
Part Number	Protection Method	Number of Channels	Capacitance (pF)	Supply Voltage (V)	Package
DS9502	7.5V Snap-Back Zener	1	100	0.9 to 5.5	TSOC/6
DS9503	7.5V Snap-Back Zener with Two 5 Ohm Resistors	1	100	-	TSOC/6
See All ESD Protection Diode Arrays (13)

Key Specifications: Precision ADCs (< 5Msps)

Part Number

ADC Resolution (Bits)

Input Channels

Conv. Rate (ksps)

Max. Conv. Time (µs)

Data Bus (Bits)

Ref. (V)

Input Range (V)

Diff. In

Supply Voltage (V)

Typ. Supply Current (mA)

Typ. Power (mW)

Low Power Mode

Standby Mode

EV-Kit

Package

Operating Temp. Range (°C)

DS2450

16

4

1

1440

1-Wire

Int.

2.56
5.12

No

5

0.5

2.5

Yes

Yes

No

-40 to +85

See All Precision ADCs (< 5Msps) (301)

Key Specifications: Temperature Sensors

Part Number

Sensor Type

Interface

Accuracy (±°C)

Parasite Power

Temperature Threshold

Temperature Resolution (Bits)

Multi-Droppable

Features

Package

DS1822

Local

1-Wire

2

Yes

Programmable (NV)

10
11
12
9

Yes

•	Single-Wire Interface

•	Unique Network Address

DS18B20

Local

1-Wire

0.5

Yes

Programmable (NV)

10
11
12
9

Yes

•	High Accuracy

•	Single-Wire Interface

•	Unique Network Address

SOIC/8
TO92/3
uSOP/8

See All Temperature Sensors (97)

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