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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

V_SUPPLY
(V)

Package/Pins

Smallest Available Pckg.
(mm²)

max w/pins

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

31

See All 1-Wire Interface Products (5)

Key Specifications: ESD Protection Diode Arrays

Part Number

Protection Method

Channels

C
(pF)

V_SUPPLY
(V)

RoHS Available

Package/Pins

Smallest Available Pckg.
(mm²)

max w/pins

DS9502

7.5V Snap-Back Zener

1

100

0.9 to 5.5

Yes

18

DS9503

7.5V Snap-Back Zener with Two 5 Ohm Resistors

-

See All ESD Protection Diode Arrays (13)

Key Specifications: Precision ADCs (< 5Msps)

Part Number

Resolution
(bits)

Input Chan.

Conv. Rate
(ksps)

Conv. Time
(µs)

Data Bus
(bits)

Ref.
(V)

V_IN
(V)

Diff. Inputs

V_SUPPLY
(V)

I_CC
(mA)

Power
(mW)

Standby Mode

Package/Pins

ADC

max

typ

typ

DS2450

16

4

1

1440

1-Wire

Int.

2.56

5.12

No

5

0.5

2.5

Yes

See All Precision ADCs (< 5Msps) (377)

Key Specifications: Temperature Sensors

Part Number

Sensor Type

Interface

Accuracy
(±°C)

Parasite Pwr.

Temp. Thresh.

Temp. Resolution
(bits)

Multi Droppable

Oper. Temp.
(°C)

Smallest Available Pckg.
(mm²)

max w/pins

DS1822

Local

1-Wire

2

Yes

Programmable (NV)

9

10

11

12

Yes

-55 to +125

20

DS18B20

0.5

16

See All Temperature Sensors (99)

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