UPD72870B中文资料PDF规格书
UPD72870B规格书详情
FEATURES
• Compliant with Link Layer Services as defined in 1394 Open Host Controller Interface specification release 1.0
• Compliant with Physical Layer Services as defined in P1394a draft 2.0 (Data Rate 100/200/400 Mbps)
• Numbers of supported port (1, 2, 3 ports) are selectable
• Compliant with protocol enhancement as defined in P1394a draft 2.0
• Modular 32-bit host interface compliant to PCI Specification release 2.1
• Support PCI-Bus Power Management Interface Specification release 1.1
• Modular 32-bit host interface compliant to Card Bus Specification
• Cycle Master and Isochronous Resource Manager capable
• Built-in FIFOs for isochronous transmit (1024 bytes), asynchronous transmit (1024 bytes), and receive (2048bytes)
• 32-bit CRC generation and checking for receive/transmit packets
• 4 isochronous transmit DMAs and 4 isochronous receive DMAs supported
• 32-bit DMA channels for physical memory read/write
• Clock generation by 24.576 MHz X’tal
• Internal control and operational registers direct-mapped to PCI configuration space
• 2-wire Serial EEPROMTM interface supported
• Separate power supply Link and PHY
• Programmable latency timer from serial EEPROM in Cardbus mode (CARD_ON = 1)
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
NEC |
2023+ |
TQFP |
50000 |
原装现货 |
询价 | ||
23+ |
N/A |
36000 |
正品授权货源可靠 |
询价 | |||
NEC |
2310+ |
TQFP100 |
3266 |
优势代理渠道,原装现货,可全系列订货 |
询价 | ||
NEC |
23+ |
NA/ |
6733 |
原厂直销,现货供应,账期支持! |
询价 | ||
NEC |
20+ |
QFP |
863000 |
原厂VIP渠道,亚太地区一级代理商,可提供更多数量! |
询价 | ||
NEC |
23+ |
TQFP-160 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
NEC |
2021+ |
TQFP |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
NEC |
22+ |
TQFP |
6868 |
原装现货,可开13%税票 |
询价 | ||
NEC |
23+ |
LQFP |
4500 |
全新原装、诚信经营、公司现货销售! |
询价 | ||
NEC |
20+/21+ |
TQFP160 |
6967 |
全新原装进口欢迎来电 |
询价 |