参数资料
型号: DS3131
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: Telecom IC:Other
英文描述: SPECIALTY TELECOM CIRCUIT, PBGA256
封装: 27 X 27 MM, PLASTIC, BGA-256
文件页数: 5/174页
文件大小: 1261K
代理商: DS3131
DS3131
102 of 174
Figure 9-13. Transmit DMA Priority Packet Handling
Buffer 1
Packet 1
1st Descriptor
(EOF=0/CV=0)
Buffer 2
Packet 1
2nd Descriptor
(EOF=0/CV=0)
Buffer 3
Packet 1
Last Descriptor
(EOF=1/CV=1)
Buffer 1
Packet 2
Last Descriptor
(EOF=1/CV=0)
Buffer 1
Pri. Packet 1
1st Descriptor
(EOF=0/CV=0)
Buffer 2
Pri. Packet 1
Last Descriptor
(EOF=1/CV=1)
Buffer 1
Pri. Packet 2
Last Descriptor
(EOF=1/CV=0)
Buffer 1
Pri. Packet 3
Last Descriptor
(EOF=1/CV=0)
Buffer 1
Pri. Packet 4
1st Descriptor
(EOF=0/CV=0)
Buffer 2
Pri. Packet 4
2nd Descriptor
(EOF=0/CV=0)
Buffer 3
Pri. Packet 4
Last Descriptor
(EOF=1/CV=0)
Next Descriptor Pointer
Start Descriptor Pointer
Transmit DMA Configuration RAM
Normal
Path if No
Priority
Packets
Had
Occurred
Service
Priority
Packets
All Priority Packets Have Been Serviced
Next Pending Descriptor Pointer
Last Pending Descriptor Pointer
Next Pending Descriptor Pointer
Next Descriptor Pointer
Last Pending Descriptor Pointer
Standard Queue Pointers
Priority Queue Pointers
Note 1:
The start descriptor pointer field in the transmit DMA configuration RAM is used by both the normal and
priority pending queues.
See
Note 1
PV = 1
Next Pending
Descriptor Pointer
stored within the
Packet Descriptor
Standard
Packet Chain
Column 1
Priority
Packet Chain
Column 2
Priority
Packet Chain
Column 3
Priority
Packet Chain
Column 4
相关PDF资料
PDF描述
DS3134 DATACOM, FRAMER, PBGA256
DS3150QN DATACOM, PCM TRANSCEIVER, PQCC28
DS3150Q DATACOM, PCM TRANSCEIVER, PQCC28
DS3150TN DATACOM, PCM TRANSCEIVER, PDIP48
DS3150T DATACOM, PCM TRANSCEIVER, PQFP48
相关代理商/技术参数
参数描述
DS3131DK 功能描述:通信集成电路 - 若干 RoHS:否 制造商:Maxim Integrated 类型:Transport Devices 封装 / 箱体:TECSBGA-256 数据速率:100 Mbps 电源电压-最大:1.89 V, 3.465 V 电源电压-最小:1.71 V, 3.135 V 电源电流:50 mA, 225 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Tube
DS3134 功能描述:IC CTRLR HDLC CHATEAU 256-BGA RoHS:否 类别:集成电路 (IC) >> 接口 - 控制器 系列:- 标准包装:4,900 系列:- 控制器类型:USB 2.0 控制器 接口:串行 电源电压:3 V ~ 3.6 V 电流 - 电源:135mA 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:36-VFQFN 裸露焊盘 供应商设备封装:36-QFN(6x6) 包装:* 其它名称:Q6396337A
DS-313PIN 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog Miscellaneous
DS-313-PIN 功能描述:信号调节 RoHS:否 制造商:EPCOS 产品:Duplexers 频率:782 MHz, 751 MHz 频率范围: 电压额定值: 带宽: 阻抗:50 Ohms 端接类型:SMD/SMT 封装 / 箱体:2.5 mm x 2 mm 工作温度范围:- 30 C to + 85 C 封装:Reel
DS31400 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:8-Input, 14-Output, Dual DPLL Timing IC with Sub-ps Output Jitter