General Description ......................................................................................................................................... 7
NO OPERATION ........................................................................................................................................ 35
ACTIVE ..................................................................................................................................................... 35
AUTO REFRESH ........................................................................................................................................ 39
DEEP POWER-DOWN ................................................................................................................................ 40
Truth Tables ................................................................................................................................................... 41
State Diagram ................................................................................................................................................ 46
Standard Mode Register .................................................................................................................................. 50
Burst Type ................................................................................................................................................. 51
CAS Latency .............................................................................................................................................. 52
Status Read Register ....................................................................................................................................... 56
Auto Precharge ............................................................................................................................................... 82
Concurrent Auto Precharge ........................................................................................................................ 83
AUTO REFRESH Operation ............................................................................................................................. 88
Deep Power-Down .................................................................................................................................... 92
Clock Change Frequency ................................................................................................................................ 94
Revision History ............................................................................................................................................. 95
Rev. B – 02/10 ............................................................................................................................................. 95
Rev. A – 01/10 ............................................................................................................................................. 95
Contents
PDF: 09005aef83dd2b3e
t67m_512mb_mobile_lpddr.pdf - Rev. B 2/10 EN
3
Micron Technology, Inc. reserves the right to change products or specifications without notice.
In ICC AVR, how do I program a pin to invert another pin? However, the frequency of the output port after inversion is more than ten times lower than the actual port output frequency. How can I synchr...
Home automation is booming. There is a growing demand for new wireless applications, including security systems, smart entertainment systems, and more. Tony Testa, Director of Marketing, Wireless Conn...
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
The biggest advantage of Profibus is that it is guaranteed by the stable international standard EN50170 and has been proven to be universal in practical applications. It has been widely used in man...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]
The programmable controller directly controls the stepper motor, which can significantly reduce the cost of the control system of the modular machine tool automatic production line. The article int...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
1. Why do we need to do electromagnetic compatibility design for products?
Answer: To meet product functional requirements, reduce debugging time
,
make products meet the requirements o...[Details]
1 Introduction
When studying electronic courses such as "Electronic Circuits" and "Signal Processing", college students only understand the real signal characteristics in theory. They cannot r...[Details]