参数资料
型号: ADN2870ACPZ-RL7
厂商: Analog Devices Inc
文件页数: 7/20页
文件大小: 0K
描述: IC LSR DRVR 3.3GPBS 3.6V 24LFCSP
标准包装: 1,500
类型: 激光二极管驱动器(光纤)
数据速率: 3.3Gbps
通道数: 1
电源电压: 3 V ~ 3.6 V
电流 - 电源: 30mA
电流 - 调制: 90mA
电流 - 偏置: 100mA
工作温度: -40°C ~ 85°C
封装/外壳: 24-VFQFN 裸露焊盘,CSP
供应商设备封装: 24-LFCSP-VQ(4x4)
包装: 带卷 (TR)
安装类型: 表面贴装

ADN2870
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
19
GND
VCC
18
13
12
ALS
DATAN
IMODP
IMODN
GND
IBIAS
24
1
ADN2870
6
DATAP
GND
PAVCAP
ERCAP
7
NOTES
1. THE LFCSP PACKAGE HAS AN EXPOSED PADDLE
THAT MUST BE CONNECTED TO GROUND.
Figure 5. Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Mnemonic
CCBIAS
PAVSET
GND
VCC
PAVREF
RPAV
ERCAP
PAVCAP
GND
DATAP
DATAN
ALS
ERSET
IMMON
ERREF
VCC
IBMON
FAIL
GND
VCC
IMODP
IMODN
GND
IBIAS
Description
Control Output Current
Average Optical Power Set Pin
Supply Ground
Supply Voltage
Reference Voltage Input for Average Optical Power Control
Average Power Resistor when Using PAVREF
Extinction Ratio Loop Capacitor
Average Power Loop Capacitor
Supply Ground
Data, Positive Differential Input
Data, Negative Differential Input
Automatic Laser Shutdown
Extinction Ratio Set Pin
Modulation Current Monitor Current Source
Reference Voltage Input for Extinction Ratio Control
Supply Voltage
Bias Current Monitor Current Source
FAIL Alarm Output
Supply Ground
Supply Voltage
Modulation Current Positive Output (Current Sink), Connect to Laser Diode
Modulation Current Negative Output (Current Sink)
Supply Ground
Laser Diode Bias (Current Sink to Ground)
Rev. A | Page 7 of 20
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