Dataram DTM64360A Datenblatt PDF herunterladen (Seite 7)

DTM64360A

2GB - 240-Pin 1Rx8 Registered ECC DDR3 DIMM

AC Operating Conditions

PARAMETER Symbol Min Max Unit

Internal read command to first data

13.125 20 ns

CAS-to-CAS Command Delay

CCD

4 - t

Clock High Level Width

CH(avg)

0.47 0.53 t

Clock Cycle Time

1.5 1.875 ns

Clock Low Level Width

CL(avg)

0.47 0.53 t

Data Input Hold Time after DQS Strobe

65 - ps

DQ Input Pulse Width

DIPW

400 - ps

DQS Output Access Time from Clock

DQSCK

-255 +255 ps

Write DQS High Level Width

DQSH

0.45 0.55 t

CK(avg)

Write DQS Low Level Width

DQSL

0.45 0.55 t

CK(avg)

DQS-Out Edge to Data-Out Edge Skew

DQSQ

- 125 ps

Data Input Setup Time Before DQS Strobe

30 - ps

DQS Falling Edge from Clock, Hold Time

DSH

0.2

- t

CK(avg)

DQS Falling Edge to Clock, Setup Time

DSS

0.2

- t

CK(avg)

Clock Half Period

minimum of t

or t

- ns

Address and Command Hold Time after Clock

140 - ps

Address and Command Setup Time before Clock

65 - ps

Load Mode Command Cycle Time

MRD

4 - t

DQ-to-DQS Hold

0.38

- t

CK(avg)

Active-to-Precharge Time

RAS

36 9*t

REFI

Active-to-Active / Auto Refresh Time

49.125 - ns

RAS-to-CAS Delay

RCD

13.125 - ns

Average Periodic Refresh Interval 0

C < T

CASE

< 85

REFI

- 7.8 μs

Average Periodic Refresh Interval 0

C < T

CASE

< 95

REFI

- 3.9 μs

Auto Refresh Row Cycle Time

RFC

160 - ns

Row Precharge Time

13.125 - ns

Read DQS Preamble Time

RPRE

0.9

Note-1

CK(avg)

Read DQS Postamble Time

RPST

0.3

Note-2

CK(avg)

Row Active to Row Active Delay

RRD

Max(4nCK, 6ns) - ns

Internal Read to Precharge Command Delay

RTP

Max(4nCK, 7.5ns) - ns

Write DQS Preamble Setup Time

WPRE

0.9 - t

CK(avg)

Write DQS Postamble Time

WPST

0.3 - t

CK(avg)

Write Recovery Time

15 - ns

Internal Write to Read Command Delay

WTR

Max(4nCK, 7.5ns) - ns

Notes:

1. The maximum preamble is bound by tLZDQS(min)

The maximum postamble is bound by tHZDQS(max)

1 2 3 4 5 6 7 8 9 10 11 12 13

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Motorola MOTOTRBO DP2600 Guía de usuario (96 paginas)

Marca: Motorola | Categoria: Two-way radios | Tamaño: 8.11 MB |

Tabla de contenidos

MOTOTRBO™

USER GUIDE

Contents

Important Safety Information

Firmware Version

Computer Software Copyrights

Handling Precautions

Getting Started

Preparing Your Radio for Use

Identifying Radio Controls

>) to access

Push-To-Talk (PTT) Button

Making and Receiving Calls

Advanced Features

Text Message Features

Resending a Text Message

Forwarding a Text Message

Managing Sent Text Messages

Viewing a Sent Text Message

Sending a Sent Text Message

Receiving a Text Message

Reading a Text Message

Analog Message Encode

Analog Status Update

Privacy

< or > to change the

Starting a Manual Site Search

Security

Radio Enable

< or >

Notification List

Utilities

Low enables communication

Setting the Squelch Level

Language

Feature On or Off

Voice Announcement

Call Forwarding

Menu Timer

Digital Mic AGC

Intelligent Audio

Entering FPP Mode

Editing FPP Mode Parameters

The Workmanship Warranty

The Capacity Warranty

Limited Warranty

*68012004046*

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