AT27C020-55JU
- Mfr.Part #
- AT27C020-55JU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 32-LCC (J-Lead)
- Datasheet
- Download
- Description
- AT27C020 - OTP ROM, 256KX8, 55NS
- Stock
- 1,321
- In Stock :
- 1,321
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Memory
- Base Part Number :
- AT27C020
- Interface Type :
- Parallel
- Supply Voltage-Max (Vsup) :
- 5.5 V
- REACH SVHC :
- No SVHC
- Operating Mode :
- ASYNCHRONOUS
- RoHS Status :
- ROHS3 Compliant
- Voltage - Supply :
- 4.5V~5.5V
- Terminal Position :
- QUAD
- Factory Lead Time :
- 7 Weeks
- Maximum Operating Temperature :
- +85 °C
- Seated Height-Max :
- 3.556 mm
- Supply Current-Max :
- 0.025 mA
- Terminal Pitch :
- 1.27mm
- Number of Functions :
- 1
- JESD-30 Code :
- R-PQCC-J32
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Width :
- 11.5mm
- Package :
- Tube
- Write Cycle Time - Word, Page :
- --
- Mount :
- Surface Mount
- Supply Voltage-Min (Vsup) :
- 4.5 V
- Memory Format :
- EPROM
- Memory Organization :
- 256K x 8
- Product Status :
- Active
- Dimensions :
- 14.04 x 11.5 x 3.17mm
- Qualification Status :
- Not Qualified
- Number of Terminals :
- 32
- Series :
- --
- Base Product Number :
- AT27C020
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Pbfree Code :
- yes
- Surface Mount :
- yes
- Operating Supply Voltage :
- 5V
- Type :
- OTP
- Package / Case :
- 32-LCC (J-Lead)
- JESD-609 Code :
- e3
- Package Shape :
- RECTANGULAR
- Lead Free :
- Lead Free
- Reach Compliance Code :
- Compliant
- Memory IC Type :
- OTP ROM
- Mounting Style :
- SMD/SMT
- Packaging :
- Tube
- Memory Interface :
- Parallel
- Minimum Operating Temperature :
- -40 °C
- Operating Temperature :
- -40°C~85°C TC
- Organization :
- 256KX8
- Operating Supply Current :
- 100 uA
- Height :
- 2.8mm
- Parallel/Serial :
- Parallel
- Reprogramming Technique :
- OTP
- I/O Type :
- COMMON
- Number of Words :
- 256k
- Nominal Supply Current :
- 25mA
- Product Type :
- EPROM
- Density :
- 2 Mb
- Memory Density :
- 2097152 bit
- Temperature Grade :
- Industrial
- MSL :
- MSL 3 - 168 hours
- RoHS :
- Details
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Radiation Hardening :
- No
- Number of Terminations :
- 32
- Power Supplies :
- 5V
- Manufacturer :
- Microchip
- Programming Voltage :
- 13 V
- Mounting Type :
- Surface Mount
- Supplier Device Package :
- 32-PLCC
- Peak Reflow Temperature (Cel) :
- 245
- Package Type :
- PLCC
- Number of Pins :
- 32
- Terminal Form :
- J BEND
- Frequency :
- 55GHz
- Memory Size :
- 2Mb 256K x 8
- Output Characteristics :
- 3-STATE
- Published :
- 1997
- Product Category :
- EPROM
- Typical Operating Supply Voltage :
- 5 V
- Length :
- 14mm
- Access Time :
- 55ns
- Memory Type :
- Non-Volatile
- Brand :
- Microchip Technology / Atmel
- Supply Voltage :
- 5V
- Pin Count :
- 32
- Memory Width :
- 8
- Standby Current-Max :
- 0.0001A
- Datasheets
- AT27C020-55JU

Memory Atmel (Microchip Technology) AT27C020-55JU Overview
The Memory Atmel (Microchip Technology) AT27C020-55JU is a high-performance OTP ROM, delivering a storage capacity of 2 megabits organized as 256K x 8. With access times as fast as 55 nanoseconds, this device is designed to offer reliable and rapid access to critical data, making it an ideal choice for applications requiring fast and non-volatile memory. Its robust design and longevity make it highly suitable for a wide range of industrial and commercial applications, especially in environments where reliability under rigorous conditions is paramount. The incorporation of OTP (One-Time Programmable) technology ensures data integrity and security, essential for single-application programming in various hardware settings.
AT27C020-55JU Features
- High-density 2 Mbit memory organized as 256K x 8, providing ample storage for firmware and application code.
- Fast access time of 55 ns, enabling quick read operations which is critical for high-performance computing environments.
- OTP (One-Time Programmable) feature, making it suitable for applications where permanent data storage is necessary.
- Low-power consumption, which extends the longevity of battery-operated devices.
- Wide operating temperature range, ensuring reliability and functionality under extreme conditions.
AT27C020-55JU Applications
- Embedded Systems: Utilized in microcontroller-based systems for storing firmware that controls device operations.
- Telecommunications: Employs in communication hardware to store firmware that enhances device reliability and functionality.
- Automotive Electronics: Integrated into automotive control systems to manage essential vehicle functions.
- Medical Devices: Used in critical medical equipment for storing operational firmware that ensures device accuracy and reliability.
- Industrial Automation: Serves in industrial control systems where high-speed, reliable memory is crucial for process management.
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