参数资料
型号: SI3452C-B01-GM
厂商: Silicon Laboratories Inc
文件页数: 20/36页
文件大小: 0K
描述: IC POE CONTROLLER MIDSPAN 40QFN
特色产品: Si3452 Quad High-Voltage Port Controller for PoE and PoE+PSEs
标准包装: 50
控制器类型: 以太网供电控制器(POE)
接口: I²C
电源电压: 3 V ~ 3.6 V
电流 - 电源: 14mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-VFQFN 裸露焊盘
供应商设备封装: 40-QFN(6x6)
包装: 管件
配用: SMARTPSE24-KIT-ND - KIT EVAL REF 24PORT SPI/UART
SI3480MS8-KIT-ND - KIT EVAL 8PORT SI3480/52/SI3500
其它名称: 336-1834-5
Si3452
Rev. 1.3
27
8. Firmware Release Notes
Devices marked with firmware revision 02 (see "13. Device Marking Diagram" on page 34) have the firmware
revision registers set as 0x61 = 0x00; 0x62 = 0x02, and 0x63 = 0x51 (0.2.81).
The following is a known issue, which may be addressed with a future firmware revision:
8.1. I2C Address ACK
Issue
: Very rarely, the Si3452 may not ACK the I2C address byte.
Impact
: This is allowed in the I2C specification.
Workaround
: Retransmit the address byte if there is an ACK failure.
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SI3452D-B01-GMR 功能描述:热插拔功率分布 Quad PoE+ PSE Port Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube