Overview
The AT45DB161D-SU is a 16-megabit serial-interface sequential access Flash memory produced by Microchip Technology, Inc. (formerly Atmel Corporation). This device is ideally suited for a wide variety of digital voice, image, program code, and data-storage applications. It operates from a single power supply of 2.5V to 3.6V or 2.7V to 3.6V, making it versatile for various system designs. The AT45DB161D-SU features a RapidS serial interface, which is SPI compatible and supports clock frequencies up to 66 MHz, ensuring high-speed operations.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Technology Inc (formerly Atmel Corporation) |
| Memory Type | Serial NOR Flash |
| Memory Size | 16 Mbits (16,777,216 bits) |
| Memory Organization | 4,096 pages of 512/528 bytes each |
| Interface Type | RapidS Serial Interface, SPI compatible |
| Clock Frequency | Up to 66 MHz |
| Supply Voltage | 2.5V to 3.6V or 2.7V to 3.6V |
| Package Type | 8-Pin SOIC (Small Outline Integrated Circuit) |
| Operating Temperature | -40°C to 85°C |
| Data Retention | 20 years minimum |
| Endurance | 100,000 program/erase cycles per page |
| Standby Current | 25 µA typical |
| Active Read Current | 7 mA typical |
Key Features
- RapidS Serial Interface: SPI compatible with clock frequencies up to 66 MHz, enabling high-speed operations.
- Flexible Page Size: User-configurable page size of 512 bytes or 528 bytes per page.
- SRAM Data Buffers: Two SRAM buffers of 512/528 bytes each, allowing data reception while reprogramming the Flash array.
- Continuous Read Capability: Ideal for code shadowing applications, allowing continuous read through the entire array.
- Low Power Dissipation: Low active read current (7 mA typical) and standby current (25 µA typical).
- Data Protection: Hardware and software data protection features, including individual sector lockdown and a 128-byte security register.
- Industrial Temperature Range: Operates from -40°C to 85°C.
- RoHS Compliant: Green (Pb/Halide-free/RoHS Compliant) packaging options.
Applications
The AT45DB161D-SU is suitable for a wide range of applications, including:
- Digital voice and audio storage
- Image storage and processing
- Program code storage
- Data logging and storage
- Industrial control systems
- Consumer electronics
- Automotive systems
Q & A
- What is the memory size of the AT45DB161D-SU?
The AT45DB161D-SU has a memory size of 16 Mbits (16,777,216 bits), organized as 4,096 pages of 512/528 bytes each.
- What is the operating voltage range of the AT45DB161D-SU?
The device operates from a single power supply of 2.5V to 3.6V or 2.7V to 3.6V.
- What is the maximum clock frequency supported by the AT45DB161D-SU?
The AT45DB161D-SU supports clock frequencies up to 66 MHz.
- What type of interface does the AT45DB161D-SU use?
The device uses a RapidS serial interface, which is SPI compatible.
- How many program/erase cycles can the AT45DB161D-SU endure per page?
The device can endure 100,000 program/erase cycles per page.
- What is the data retention period of the AT45DB161D-SU?
The data retention period is 20 years minimum.
- Does the AT45DB161D-SU support hardware and software data protection?
Yes, it supports hardware and software data protection features, including individual sector lockdown and a 128-byte security register.
- What is the typical standby current of the AT45DB161D-SU?
The typical standby current is 25 µA.
- Is the AT45DB161D-SU RoHS compliant?
Yes, the device is RoHS compliant and available in green (Pb/Halide-free) packaging options.
- What is the operating temperature range of the AT45DB161D-SU?
The operating temperature range is from -40°C to 85°C.
- What type of package does the AT45DB161D-SU come in?
The device comes in an 8-Pin SOIC (Small Outline Integrated Circuit) package.
