ax88796c
Low-Power SPI or Non-PCI Ethernet Controller
Low Power SPI或非PCI以太网控制器
Features Product Brief
特色产品简介
High-performance non-PCI local bus
高性能非PCI局部总线
Supports 8/16-bit SRAM-like host interface
支持8 / 16位的SRAM像主机接口
(US Patent Approval), easily interfaced to
(美国专利的批准),轻松连接到
most common embedded MCUs; or 8/16-bit
最常见的嵌入式MCU;或8 / 16位
local CPU interface including MCS-51 series,
本地CPU接口包括MCS-51系列,
Renesas series CPUs
瑞萨系列CPU
Supports Slave-DMA to minimize CPU
支持DMA来减少CPU的奴隶
overhead and burst mode read & write access
开销和突发模式读写访问
for frame reception & transmission on
帧接收和传输
SRAM-like interface for high performance
类似SRAM的高性能接口
applications
应用
Supports variable voltage I/O (1.8/2.5/3.3V)
支持可变电压I / O(1.8 / 2.5 / 3.3V)
and programmable driving strength (8/16mA)
可编程驱动强度(8 Ma)
Interrupt pin with programmable timer
具有可编程定时器的中断引脚
High-performance SPI slave interface
高性能的SPI从机接口
Supports SPI slave interface for CPU with
支持CPU与SPI从机接口
SPI master. The SPI slave interface supports
SPI主。SPI主从接口支持
SPI timing mode 0 and 3, up to 40MHz of
SPI时序模式0和3,最高可达40MHz的
SPICLK, variable voltage I/O and
spiclk,可变电压I/O
programmable driving strength
可编程驱动强度
Supports optional Ready signal as flow
支持可选的就绪信号流
control for SPI packet RX/TX
SPI数据包接收/ TX控制
Single-chip Fast Ethernet MAC/PHY
单芯片以太网MAC / PHY
controller
控制器
Embeds 14KB SRAM for packet buffers
将14kb SRAM的数据包缓冲区
Supports IPv4/IPv6 packet Checksum Offload
支持IPv4/IPv6数据包校验和卸载
Engine to reduce CPU loading, including
减少CPU负载的引擎,包括
IPv4 IP/TCP/UDP/ICMP/IGMP and IPv6
IPv4的IP / TCP / UDP / ICMP、IGMP和IPv6
TCP/UDP/ICMPv6 checksum generation &
TCP / UDP / ICMPv6校验码的生成与
check
检查
Supports VLAN match filter
支持VLAN的匹配滤波器
Integrates IEEE 802.3/802.3u standards
802.3/802.3u集成的IEEE标准
compatible 10base-T/100base-TX
兼容的10base-T/100base-TX
(twisted pair copper mode) Fast Ethernet
双绞线铜模式)快速以太网
MAC/PHY transceiver in one single-chip
在一个单芯片收发器MAC / PHY
Supports twisted pair crossover detection and
支持双绞线交叉检测和
correction (HP Auto-MDIX)
校正(HP MDIX)
Supports full duplex operation with IEEE
支持全双工操作,IEEE
802.3x flow control and half duplex operation
802.3x流量控制和半双工操作
with back-pressure flow control
背压流量控制
Supports auto-polling function
支持自动轮询功能
Supports 10/100Mbps N-way Auto-negotiation
支持10个10/100Mbps多维自动协商
operation
操作
Advanced Power Management features
电源管理功能
Supports dynamic power management to
支持动态电源管理
reduce power dissipation during idle or light
在空闲或轻时降低功耗
traffic period
交通时间
Supports very low power Wake-On-LAN
支持非常低功率唤醒局域网
(WOL) mode when the system enters sleep
(WOL)模式的系统进入睡眠的时候
mode and waits for network event to awake it
模式并等待网络事件唤醒它
up. The wakeup events supported are network
起来。支持网络唤醒事件
link state change, receipt of a Magic Packet or
链接状态的变化,收到一个魔术包或
a pre-programmed Microsoft Wakeup frame
一个预编程的微软唤醒帧
or through GPIO pin
或通过GPIO引脚
Supports Protocol Offload (ARP & NS) for
支持协议卸载(ARP和NS)为
Windows 7 Networking Power Management
视窗7网络电源管理
Supports complete I/O pins isolation during
支持完整的I / O引脚隔离期间
WOL mode or Remote Wakeup Ready mode
网络唤醒模式或远程唤醒的准备模式
to reduce leakage current on non-PCI and SPI
减少对非PCI总线和SPI的漏电流
slave host interface
从主机接口
Supports optional EEPROM interface to store
支持可选的EEPROM接口存储
MAC address
MAC地址
Supports up to four GPIOs and two of them
支持高达四个,其中两
support Wake-On-LAN
局域网支持唤醒
Supports programmable LED pins for various
支持可编程LED引脚各种
network activity indications with variable
网络活动指示变量
voltage I/O and programmable driving strength
电压I/O和可编程驱动强度
Integrates voltage regulator, 25MHz crystal
集成稳压器,25MHz晶体
oscillator and power on reset circuit on chip
振荡器和芯片上电复位电路
Supports optional clock output (25, 50, or
支持可选时钟输出(25,50,或
100MHz) for system use, if 25MHz crystal is
100MHz)系统的使用,如25MHz晶体是
present
目前
Supports alternative clock input (25MHz) from
支持可选的时钟输入(25MHz)从
system clock to save the 25MHz crystal cost
系统时钟25MHz晶体成本节约
64-pin LQFP RoHS compliant package
64引脚LQFP封装符合RoHS
Operates over 0 to +70C or -40 to +85C
拥有超过0 + 70C或40到85C
temperature range
温度范围
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