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PCA9540B中文資料飛利浦?jǐn)?shù)據(jù)手冊(cè)PDF規(guī)格書(shū)

PCA9540B
廠商型號(hào)

PCA9540B

功能描述

2-channel I2C multiplexer

文件大小

138.47 Kbytes

頁(yè)面數(shù)量

14 頁(yè)

生產(chǎn)廠商 Philips Semiconductors
企業(yè)簡(jiǎn)稱(chēng)

PHI飛利浦

中文名稱(chēng)

荷蘭皇家飛利浦

數(shù)據(jù)手冊(cè)

下載地址一下載地址二

更新時(shí)間

2025-7-11 16:56:00

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PCA9540B規(guī)格書(shū)詳情

DESCRIPTION

The PCA9540B is a 1-of-2 bi-directional translating multiplexer, controlled via the I2C-bus. The SCL/SDA upstream pair fans out to two SCx/SDx downstream pairs, or channels. Only one SCx/SDx channel is selected at a time, determined by the contents of the programmable control register.

A power-on reset function puts the registers in their default state and initializes the I2C state machine with no channels selected.

FEATURES

? 1-of-2 bi-directional translating multiplexer

? I2C interface logic; compatible with SMBus standards

? Channel selection via I2C-bus

? Power up with all multiplexer channels deselected

? Low RdsON switches

? Allows voltage level translation between 1.8 V, 2.5 V, 3.3 V and 5 V buses

? No glitch on power-up

? Supports hot insertion

? Low stand-by current

? Operating power supply voltage range of 2.3 V to 5.5 V

? 5 V tolerant Inputs

? 0 to 400 kHz clock frequency

? ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per JESD22-A115 and 1000 V per JESD22-C101

? Latch-up testing is done to JESDEC Standard JESD78 which exceeds 100 mA

? Packages Offered: SO8, TSSOP8

產(chǎn)品屬性

  • 型號(hào):

    PCA9540B

  • 功能描述:

    編碼器、解碼器、復(fù)用器和解復(fù)用器 I2C MUX 2CH BI-DIR

  • RoHS:

  • 制造商:

    Micrel

  • 產(chǎn)品:

    Multiplexers

  • 邏輯系列:

    CMOS

  • 線(xiàn)路數(shù)量(輸入/輸出):

    2/12

  • 傳播延遲時(shí)間:

    350 ps, 400 ps

  • 電源電壓-最大:

    2.625 V, 3.6 V

  • 電源電壓-最?。?/span>

    2.375 V, 3 V

  • 最大工作溫度:

    + 85 C

  • 安裝風(fēng)格:

    SMD/SMT

  • 封裝/箱體:

    QFN-44

  • 封裝:

    Tray

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恩XP
24+
30000
房間原裝現(xiàn)貨特價(jià)熱賣(mài),有單詳談
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PHI
21+
sop
12588
原裝正品,自己庫(kù)存 假一罰十
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33528
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恩XP
23+
NA
20094
正納10年以上分銷(xiāo)經(jīng)驗(yàn)原裝進(jìn)口正品做服務(wù)做口碑有支持
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PHI
24+
TSSOP8
2659
原裝正品!公司現(xiàn)貨!歡迎來(lái)電洽談!
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恩XP
20+
SMD
11520
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恩XP
24+
SSOP
35200
一級(jí)代理分銷(xiāo)/放心采購(gòu)
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PHI
06+
MSOP/8
4202
原裝現(xiàn)貨海量庫(kù)存歡迎咨詢(xún)
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恩XP
23+
MSOP8
12500
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恩XP
22+
MSOP8
21176
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