Datasheet > ASDL-3212

ASDL-3212

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
安华高科 - AVAGO		/
页数	文件大小	规格书
17页	544K
描述
IrDA Data Compliant Low Power 1.152 Mbit/s Infrared Transceiver

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ASDL-3212 数据手册

Absolute Maximum Ratings

Parameter

Symbol

Min.

Max.

+ꢀ00

+85

Units

°C

Conditions

Ref

Storage Temperature

Junction Temperature

Operating Temperature

LED Anode Voltage

Supply Voltage

-40

°C

-25

°C

LEDA

Input Voltage : TXD, SD/Mode

Output Voltage : RXD

Peak LED Current

300

≤ 20ꢁ duty cycle, ≤ 2ꢀ7ns pulse width

Fig. 5

Fig. 6

LED (PK)

LED (DC)

DC LED Current

Recommended Operating Conditions

Parameter

Symbol

Min.

Typ.

Max.

+85

3.6

Units

Conditions

Operating Temperature

Supply Voltage

-25

2.4

°C

Logic Input Voltage for TXD, SD/Mode

ꢀ.3

ꢀ.8

0.5

[8]

Receiver Input Irradiance

Logic High EI

0.0090

500

mW/cm

For in-band signals≤ ꢀꢀ5.2kbit/s

0.576 Mbit/s ≤ in-band signals ≤ꢀ.ꢀ52

[8]

0.0225

0.0096

500

0.3

Mbit/s

[8]

Logic Low

mW/cm

For in-band signals

LED (Logic High) Current Pulse

Amplitude

250

= 3.0V, R = 4.7W,

LEDA

LED LED

V (TxD) ≥V

Receiver Data Rate

Ambient Light

ꢀ.ꢀ52

Mbit/s

See IrDA Serial Infrared Physical Layer

Link Speciﬁcation, Appendix A for

ambient levels

Noteꢀ :ꢀ [8]ꢀ Anꢀ in-bandꢀ opticalꢀ signalꢀ isꢀ aꢀ pulse/sequenceꢀ whereꢀ theꢀ peakꢀ wavelength,ꢀ lp,ꢀ isꢀ deﬁnedꢀ asꢀ 850ꢀ ≤ꢀ mpꢀ ≤ꢀ 900ꢀ nm,ꢀ andꢀ theꢀ pulseꢀ

characteristicsꢀareꢀcompliantꢀwithꢀtheꢀIrDAꢀSerialꢀInfraredꢀPhysicalꢀLayerꢀLinkꢀSpeciﬁcationꢀv1.4.

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