Overview
The IS46DR16640B-3DBLA2 is a 1Gb DDR2 SDRAM module designed and manufactured by Integrated Silicon Solution, Inc. (ISSI). This component utilizes a double-data-rate architecture, enabling high-speed operation by transferring two data words per clock cycle at the I/O balls. It is part of ISSI's portfolio of high-performance integrated circuits, which cater to various applications including digital consumer electronics, networking, mobile communications, and automotive electronics.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Capacity | 1 Gb | |
| Organization | 64M x 16 | |
| Package Type | 84-ball WBGA (8mm x 12.5mm) | |
| Operating Voltage | VDD = +1.8V ±0.1V, VDDQ = +1.8V ±0.1V | |
| Operating Temperature | Commercial (0°C ≤ Tc ≤ 85°C), Industrial (-40°C ≤ Tc ≤ 95°C), Automotive (-40°C ≤ Tc ≤ 95°C, -40°C ≤ Ta ≤ 85°C) | Tc = Case Temp, Ta = Ambient Temp |
| Cycle Time | 2.5ns @CL=5 (DDR2-800D), 2.5ns @CL=6 (DDR2-800E), 3.0ns @CL=5 (DDR2-667D) | |
| Slew Rate | Measured from VIL(ac) to VIH(ac) | Guaranteed by design and characterization |
Key Features
- Double-Data-Rate Architecture: Transfers two data words per clock cycle at the I/O balls, enhancing high-speed operation.
- High-Speed Operation: Supports speeds up to 800 MT/s.
- Low Power Consumption: Operates at 1.8V, reducing power consumption.
- Temperature Flexibility: Available in commercial, industrial, and automotive temperature ranges.
- Compact Packaging: 84-ball WBGA package for efficient space utilization.
Applications
- Digital Consumer Electronics: Suitable for use in devices such as flat panel TVs, LCD TVs, HDTVs, digital cameras, and audio/video equipment.
- Networking and Communications: Used in WLANs, base stations, networking switches and routers, and modems.
- Automotive Electronics: Applicable in automotive systems including infotainment, backup cameras, and lane departure warning systems.
- Industrial and Medical Devices: Can be used in industrial instrumentation, GPS, telematics, and medical devices.
Q & A
- What is the capacity of the IS46DR16640B-3DBLA2?
The capacity of the IS46DR16640B-3DBLA2 is 1 Gb.
- What is the package type of this component?
The package type is an 84-ball WBGA (8mm x 12.5mm).
- What are the operating voltage and temperature ranges for this component?
The operating voltage is VDD = +1.8V ±0.1V, VDDQ = +1.8V ±0.1V. The operating temperature ranges include commercial (0°C ≤ Tc ≤ 85°C), industrial (-40°C ≤ Tc ≤ 95°C), and automotive (-40°C ≤ Tc ≤ 95°C, -40°C ≤ Ta ≤ 85°C).
- What is the cycle time for different speed grades?
The cycle time is 2.5ns @CL=5 (DDR2-800D), 2.5ns @CL=6 (DDR2-800E), and 3.0ns @CL=5 (DDR2-667D).
- How does the double-data-rate architecture benefit this component?
The double-data-rate architecture allows the component to transfer two data words per clock cycle at the I/O balls, enhancing high-speed operation.
- What are some common applications for this component?
This component is used in digital consumer electronics, networking and communications, automotive electronics, and industrial and medical devices.
- What is the significance of the slew rate in this component?
The slew rate, measured from VIL(ac) to VIH(ac), is guaranteed by design and characterization, ensuring consistent performance across different operating conditions.
- How does the component handle different temperature ranges?
The component is available in commercial, industrial, and automotive temperature ranges, making it versatile for various environments.
- What is the power consumption characteristic of this component?
The component operates at 1.8V, which reduces power consumption compared to higher voltage devices.
- Where can I purchase the IS46DR16640B-3DBLA2?
This component can be purchased through distributors such as Digi-Key and Mouser Electronics.
