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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数据手册

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ASDL-3212 数据手册

Electrical and Optical Speciﬁcations

Speciﬁcationsꢀ(Min.ꢀ&ꢀMax.ꢀvalues)ꢀholdꢀoverꢀtheꢀrecommendedꢀoperatingꢀconditionsꢀunlessꢀotherwiseꢀnoted.ꢀUnspeci-

ﬁedꢀtestꢀconditionsꢀmayꢀbeꢀanywhereꢀinꢀtheirꢀoperatingꢀrange.ꢀAllꢀtypicalꢀvaluesꢀ(Typ.)ꢀareꢀatꢀ25°CꢀandꢀVccꢀsetꢀtoꢀ3.0Vꢀ

unlessꢀotherwiseꢀnoted.

Receiver

Parameter

Symbol

Min.

Typ.

Max.

Units

Conditions

Viewing Angle

ꢀ/2

Peak Sensitivity Wavelength

RxD_IrDA Output Voltage

875

Logic High

Logic Low

ꢀ.3

ꢀ.8

0.4

I = -ꢀ00 mA, EI ≤ 0.3 mW/cm2

[9, ꢀ0]

RxD_IrDA Pulse Width (SIR)

RxD_IrDA Pulse Width (MIR)

RxD_IrDA Rise & Fall Times

ꢀ.5

250

≤ ꢀ5°, C =9pF, EI = ꢀ0 mW/cm2

RPW(SIR)

RPW(MIR)

ꢀ/2

[9, ꢀꢀ]

≤ ꢀ5°, C =9pF, EI = ꢀ0 mW/cm2

t , t

r f

CL=9pF

[ꢀ2]

Receiver Latency Time

ꢀ20

200

EI = 9.0 mW/cm2

EI = ꢀ0 mW/cm2

[ꢀ3]

Receiver Wake Up Time

Infrared (IR) Transmitter

Parameter

Symbol

Min.

Typ.

Max.

Units

Conditions

IR Radiant Intensity

mW/sr

= 250mA,

LEDA

ꢀ/2

≤ ꢀ5°, VI (TxD) ≤ VIH,

IR Viewing Angle

ꢀ/2

IR Peak Wavelength

TxD_IrDA Logic Levels

870

High

Low

High

Low

ꢀ.3

ꢀ.8

0.5

ꢀ0

TxD_IrDA Input Current

V ≥V

I IH

ꢀ0

0 ≤ V ≤ V

I IL

[ꢀ4]

Wake Up Time

200

[ꢀ5]

Maximum Optical Pulse Width

TXD Pulse Width (SIR)

PW(Max)

PW(SIR)

PW(MIR)

ꢀ.6

2ꢀ7

=ꢀ.6ms at ꢀꢀ5.2 kbit/s

PW (TXD)

TXD Pulse Width (MIR)

=2ꢀ7ns at ꢀ.ꢀ52 Mbit/s

PW (TXD)

TxD Rise & Fall Times (Optical)

t , t

r f

600

=ꢀ.6ms at ꢀꢀ5.2 kbit/s

=2ꢀ7ns at ꢀ.ꢀ5 Mbit/s

PW(TXD)

IR LED Anode On-State Voltage

2.0

= 250mA,

ON (LEDA)

LEDA

I(TxD)

≥V

Transceiver

Parameters

Symbol Min.

Typ.

Max.

Units

Conditions

V ≥V

Input Current

High

ꢀ

Low

ꢀ

0 ≤ V ≤ V

I IL

Supply Current

Shutdown

ꢀ

> V -ꢀ.3, T =25°C, no DC ambient

CCꢀ

CC5

Idle (Standby)

445

570

≤ V

I(TxD)

IL, EI=0

1 2 3 456 7 8...17

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