PCI-EXP-T42G5-N1【PDF 13/16 页】IP CORE PCI EXPRESS ORCA 4

您好，
买卖IC网欢迎您。
请登录
免费注册

Sheet目录1236

9页 10页 11页 12页 [13页]14页 15页 16页

Lattice Semiconductor

PCI Express User’s Guide

User Interface Signals AC Characteristics

This section gives the I/O timings on all the signals on the user interface assuming these signals are coming out of

the FPGA I/O pins.

Table 1. User Interface Signals for AC Characteristics

Signal Name

All Input Signals

All Output Signals

Signal Descriptions

Table 2. PCI Express Core Signal Descriptions

Type

t SU

t CO

Typical (ns)

7.0

7.0

Port Name

rst_n

div2_pclk

Active State

Low

—

I/O

I

I

Signal Description

Asynchronous System Reset

62.5MHz System Clock

PCI Express Line Interface (Inputs)

REFCLKN_A

REFCLKP_A

REFCLKN_B

REFCLKP_B

USR_CLK

HDINN_AC

HDINP_AC

HDINN_BC

HDINP_BC

PASB_PDN

PASB_RESETN

PASB_TESTCLK

PASB_TRISTN

PBIST_TEST_ENN

PLOOP_TEST_ENN

PMP_TESTCLK

PMP_TESTCLK_ENN

PSYS_DOBISTN

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

I

I

I

I

I

I

I

I

I

I

I

I

I

I

I

I

I

I

125MHz Differential Reference Clock for SERDES Block A

125MHz Differential Reference Clock for SERDES Block A

125MHz Differential Reference Clock for SERDES Block B

125MHz Differential Reference Clock for SERDES Block B

50 MHz clock for system bus

Rx Data input – SERDES Quad A, Channel C

Rx Data input – SERDES Quad A, Channel C

Rx Data input – SERDES Quad B, Channel C

Rx Data input – SERDES Quad B, Channel C

Active Low Power Down Input

Active Low Reset for the Embedded Core

Clock Input for BIST and Loopback Test

Active low 3-state for Embedded Core Output Buffers

Selection of PASB_TESTCLK Input for BIST Test

Selection of PASB_TESTCLK Input for Loopback Test

Clock Input for Microprocessor in Test Mode

Selection of PMP_TESTCLK in Test Mode

Input to Start BIST Test

PCI Express Line Interface (Outputs)

HDOUTN_AC

HDOUTP_AC

HDOUTN_BC

HDOUTP_BC

REXT_A

REXT_B

PSYS_RSSIG_ALL

—

—

—

—

—

—

—

O

O

O

O

O

O

O

Tx Data input - SERDES Quad A, Channel C

Tx Data input - SERDES Quad A, Channel C

Tx Data input - SERDES Quad B, Channel C

Tx Data input - SERDES Quad B, Channel C

Reference Resistor – SERDES Quad A

Reference Resistor – SERDES Quad B

Output result of BIST Test

External Circuit Interface

start_rx_detect

rx_detect

—

High

O

I

Poll rx_detect . Equivalent to TxDetectRx/Loopback in PIPE Spec

Indicates PCI_Express Link presence is Detected. Equivalent to RxSta-

tus=011b in PIPE Spec

13

发布紧急采购，3分钟左右您将得到回复。

采购需求

(若只采购一条型号，填写一行即可)

*型号	*数量	厂商	批号	封装

添加更多采购

我的联系方式

*

*

*

相关PDF资料

PCM18XH2 PROCESSOR MODULE MPLAB-ICE 2000

PCM18XN0 PROCESSOR MODULE FOR ICE2000

PDA-B-24-615-E-2B1-1-C CIRCUIT BREAKER MAG 1P 15A

PFMF.260.2 PFMF PTC FUSE SMT 2.6A 1812

PFNF.200.2 PFNF PTC FUSE SMT 2A 1206

PFRY.375 PTC-FUSE RADIAL 72 VDC

PFSM.150.33.2 FUSE PTC 8A 15V FST-TRIP SMD

PFUF.150.2 FUSE PTC 3A 6V RESET SMD

相关代理商/技术参数

PCI-EXT+64U- 制造商:Twin Industries 功能描述:EXTENDER CARD, ACTIVE, BUS TYPE, 3.3 VOLTS TEST CARD,

PCI-G-EVB 功能描述:BOARD EVAL DISKONCHIP PCI-G RoHS:否类别:编程器，开发系统 >> 过时/停产零件编号系列:mDOC/mModule 标准包装:1 系列:- 传感器类型:CMOS 成像，彩色（RGB）传感范围:WVGA 接口:I²C 灵敏度:60 fps 电源电压:5.7 V ~ 6.3 V 嵌入式:否已供物品:成像器板已用 IC / 零件:KAC-00401 相关产品:4H2099-ND - SENSOR IMAGE WVGA COLOR 48-PQFP4H2094-ND - SENSOR IMAGE WVGA MONO 48-PQFP

PCIH-10-6P 制造商:Amphenol Corporation 功能描述:CONN 26482 CIRC PIN 6 POS SLDR ST PNL MNT 6TERM - Bulk

PCIH-10-98P 制造商:Amphenol Corporation 功能描述:CONN 26482 CIRC PIN 6 POS SLDR ST PNL MNT 6TERM - Bulk

PCIH-12-10P 制造商:Amphenol Corporation 功能描述:CONN 26482 CIRC PIN 10 POS SLDR ST PNL MNT 10TERM - Bulk

PCIH-12-8P 制造商:Amphenol Corporation 功能描述:CONN 26482 CIRC PIN 8 POS SLDR ST PNL MNT 8TERM - Bulk

PCIH-14-12P 制造商:Amphenol Corporation 功能描述:CONN 26482 CIRC PIN 12 POS SLDR ST PNL MNT 12TERM - Bulk

PCIH-14-19P 制造商:Amphenol Corporation 功能描述:CONN 26482 CIRC PIN 19 POS SLDR ST PNL MNT 19TERM - Bulk