参数资料
型号: ADN2872ACPZ-RL
厂商: Analog Devices Inc
文件页数: 6/20页
文件大小: 0K
描述: IC LASR DVR 3.3GBPS 3.3V 24LFCSP
标准包装: 1
类型: 激光二极管驱动器
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: 标准包装
安装类型: 表面贴装
产品目录页面: 788 (CN2011-ZH PDF)
其它名称: ADN2872ACPZ-RLDKR

ADN2872
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
1
CCBIAS
PAVSET
24
19
18
FAIL
IBMON
GND
VCC
PAVREF
RPAV
6
7
ADN2872
TOP VIEW
(Not to Scale)
12
VCC
ERREF
IMMON
ERSET
13
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
25 (EPAD)
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
Exposed Paddle (EPAD)
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).
The LFCSP package has an exposed paddle that must be connected to ground.
Rev. 0 | Page 6 of 20
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