Mounting Type
Mounting Type refers to the method by which an electronic component is attached to a printed circuit board (PCB) or other surface. Common mounting types include:
* Through-hole: Component leads are inserted into holes in the PCB and soldered on the other side.
* Surface-mount: Component is placed on the surface of the PCB and soldered in place.
* Press-fit: Component is pressed into place on the PCB without soldering.
* Socket: Component is inserted into a socket on the PCB, allowing for easy replacement.
The mounting type is determined by factors such as the component's size, shape, and power requirements.
Surface Mount
Package / Case
Package / Case refers to the physical housing or enclosure that encapsulates an electronic component. It provides protection, facilitates handling, and enables electrical connections. The package type determines the component's size, shape, pin configuration, and mounting options. Common package types include DIP (dual in-line package), SOIC (small outline integrated circuit), and BGA (ball grid array). The package also influences the component's thermal and electrical performance.
90-VFBGA
Operating Temperature
Operating Temperature is the range of temperatures at which an electronic component can function properly. It is typically specified in degrees Celsius (°C) and indicates the minimum and maximum temperatures at which the component can operate without experiencing damage or degradation. Operating Temperature is an important parameter to consider when designing electronic circuits, as it ensures that the components will function reliably in the intended operating environment.
-40°C~85°C TA
Packaging
Tape & Reel (TR)
Part Status
Part Status is an electronic component parameter that indicates the availability and production status of a component. It is typically used to inform customers about the availability of a component, whether it is in production, end-of-life, or obsolete. Part Status can also provide information about any restrictions or limitations on the component's use, such as whether it is only available for certain applications or if it has been discontinued.
Obsolete
Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a measure of the susceptibility of a surface mount electronic component to moisture-induced damage during soldering. It is classified into six levels, from 1 (least sensitive) to 6 (most sensitive). MSL is determined by the materials used in the component's construction, including the solderability of its terminals and the presence of moisture-absorbing materials. Components with higher MSL ratings require more stringent handling and storage conditions to prevent moisture absorption and subsequent damage during soldering.
3 (168 Hours)
Technology
Technology, in the context of electronic components, refers to the specific manufacturing process and materials used to create the component. It encompasses the semiconductor fabrication techniques, such as the type of transistor used (e.g., MOSFET, BJT), the gate oxide thickness, and the interconnect materials. Technology also includes the packaging type, such as surface mount or through-hole, and the leadframe or substrate material. The technology used impacts the component's performance characteristics, such as speed, power consumption, and reliability.
SDRAM - Mobile LPDDR
Voltage - Supply
1.7V~1.95V
Base Part Number
MT46H8M32
Memory Size
256Mb 8M x 32
Memory Type
Memory Type refers to the type of memory technology used in an electronic device. It indicates the specific design and architecture of the memory, such as DRAM (Dynamic Random Access Memory), SRAM (Static Random Access Memory), ROM (Read-Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), or Flash memory. Each memory type has unique characteristics, including speed, capacity, volatility, and cost, which determine its suitability for different applications.
Volatile
Clock Frequency
Clock Frequency, measured in Hertz (Hz), is the rate at which an electronic component, such as a microprocessor or oscillator, generates electrical pulses. It determines the speed at which the component can process data and execute instructions. A higher clock frequency generally indicates faster performance, but also higher power consumption and heat generation. Clock Frequency is a crucial parameter for timing-sensitive applications, such as digital signal processing and real-time systems.
104MHz
Access Time
Access time is the time it takes for a memory device to retrieve data from a specific location. It is typically measured in nanoseconds (ns) and is a critical factor in determining the performance of a computer system. The lower the access time, the faster the memory device can retrieve data and the faster the computer can perform tasks.
7ns
Memory Format
Memory Format refers to the arrangement and organization of data within a memory device. It specifies the number of bits, bytes, or words stored in each memory location and how they are accessed.
DRAM
Memory Interface
Parallel
Write Cycle Time - Word, Page
15ns
RoHS Status
Non-RoHS Compliant
Description
The Micron256Mb is a mobile low-power DDR SDRAM available in x16 and x32 configurations. It features a bidirectional data strobe per byte of data (DQS), an internal pipelined double data rate (DDR) architecture, and differential clock inputs (CK and CK#). Commands are entered on each positive CK edge, and DQS is edge-aligned with data for READS and center-aligned with data for WRITES. The Micron256Mb has four internal banks for concurrent operation, data masks (DM) for masking write data, and programmable burst lengths (BL) of 2, 4, 8, or 16. It also supports a concurrent auto precharge option, auto refresh and self refresh modes, 1.8V LVCMOS-compatible inputs, an on-chip temp sensor to control self refresh rate, partial-array self refresh (PASR), deep power-down (DPD), status read register (SRR), selectable output drive strength (DS), clock stop capability, and a 64ms refresh.
Features
VDD/VDDQ = 1.70-1.95V
Bidirectional data strobe per byte of data (DQS)
Internal, pipelined double data rate (DDR) architecture; two data accesses per clock cycle
Differential clock inputs (CK and CK#)
Commands entered on each positive CK edge
DQS edge-aligned with data for READS; center-aligned with data for WRITES
4 internal banks for concurrent operation
Data masks (DM) for masking write data-one mask per byte
Programmable burst lengths (BL): 2, 4, 8, or 16
Concurrent auto precharge option is supported
Auto refresh and self refresh modes
1.8V LVCMOS-compatible inputs
On-chip temp sensor to control self refresh rate
Partial-array self refresh (PASR)
Deep power-down (DPD)
Status read register (SRR)
Selectable output drive strength (DS)
Clock stop capability
64ms refresh
Applications
Mobile devices
Portable media players
Digital cameras
Gaming consoles
Other low-power applications