ADN2847ACP-32-RL

更新时间： 2024-02-06 15:41:44

品牌	Logo	应用领域
亚德诺 - ADI		驱动器二极管激光二极管
页数	文件大小	规格书
12页	403K
描述
3 V Dual-Loop 50 Mbps to 3.3 Gbps Laser Diode Driver

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数据手册

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ADN2847ACP-32-RL 数据手册

(V_CC= 3.0 V to 3.6 V. All specifications T_MINto T_MAX, unless

otherwise noted.¹Typical values as specified at 25ꢂC.)

ADN2847–SPECIFICATIONS

Parameter

Min

Typ

Max

Unit

Conditions/Comments

LASER BIAS (BIAS)

Output Current I_BIAS

Compliance Voltage

I_BIASduring ALS

ALS Response Time

CCBIAS Compliance Voltage

1.2

100

V_CC

0.1

µs

I_BIAS< 10% of nominal

1.2

V_CC

MODULATION CURRENT (IMODP, IMODN)²

Output Current I_MOD

Compliance Voltage

1.5

V_CC

0.1

120

1.5

I_MODduring ALS

Rise Time (See Figure 4 for Typical Distribution)³

Fall Time (See Figure 5 for Typical Distribution)³

Random Jitter³

RMS

I_MOD= 40 mA

Pulsewidth Distortion³

MONITOR PD (MPD, MPD2)

Current

Compliance Voltage

1200

1.65

µA

Average Current

POWER SET INPUT (PSET)

Capacitance

Monitor Photodiode Current into RPSET Resistor

Voltage

1200

1.3

µA

1.1

1.2

EXTINCTION RATIO SET INPUT (ERSET)

Allowable Resistance Range

Voltage

1.2

1.1

1.3

kΩ

ALARM SET (ASET)

Allowable Resistance Range

Voltage

1.2

1.1

1.3

kΩ

1.2

Hysteresis

CONTROL LOOP

Time Constant

Low Loop Bandwidth Selection

LBWSET = GND

LBWSET = V_CC

0.22

2.25

DATA INPUTS (DATAP, DATAN, CLKP, CLKN)⁴

V p-p (Single-Ended, Peak-to-Peak)

Input Impedance (Single-Ended)

t_SETUP⁵(See Figure 1)

100

500

Ω

Data and Clock Inputs Are

AC-Coupled

100

t_HOLD⁵(See Figure 1)

LOGIC INPUTS (ALS, LBWSET, CLKSEL)

V_IH

V_IL

2.4

0.8

ALARM OUTPUTS (Internal 30 kΩ Pull-Up)

V_OH

V_OL

IDTONE

Compliance Voltage

V_CC–1.5





f_IN



I_OUT

Ratio







I_IN

User to Supply Current Sink

in the Range of 50 µA to 4 mA

0.01

MHz

IBMON, IMMON, IMPDMON, IMPDMON2

IBMON, IMMON Division Ratio

IMPDMON, IMPDMON2

IMPDMON to IMPDMON2 Matching

Compliance Voltage

100

A/A

I_MPD= 1200 µA

V_CC–1.2

–2–

REV. 0

123 4 5 6 7...12

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