Microchip AT28C256-20SC Memory ICs
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AT28C256-20SC Tech Specifications
Microchip AT28C256-20SC technical specifications, attributes, parameters and parts with similar specifications to Microchip AT28C256-20SC.
| Product Attribute | Attribute Value | |
|---|---|---|
| Surface Mount | YES | |
| Number of Pins | 28Pins | |
| Number of Terminals | 28Terminals | |
| Manufacturer Part Number | AT28C256-20SC | |
| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ATMEL CORP | |
| Part Package Code | SOIC | |
| Package Description | SOP, SOP28,.4 | |
| Risk Rank | 5.7 | |
| Access Time-Max | 200 ns | |
| Moisture Sensitivity Levels | 2 | |
| Number of Words | 32768 wordsWord | |
| Number of Words Code | 32000Words Codes | |
| Operating Temperature-Max | 70 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP28,.4 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Supply Voltage-Nom (Vsup) | 5 V |
| Product Attribute | Attribute Value | |
|---|---|---|
| Reflow Temperature-Max (s) | 30 | |
| Usage Level | Military grade | |
| JESD-609 Code | e0 | |
| Pbfree Code | No | |
| ECCN Code | EAR99 | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Additional Feature | AUTOMATIC WRITE | |
| HTS Code | 8542.32.00.51 | |
| Terminal Position | DUAL | |
| Terminal Form | GULL WING | |
| Peak Reflow Temperature (Cel) | 240 | |
| Number of Functions | 1Function | |
| Terminal Pitch | 1.27 mm | |
| Reach Compliance Code | compliant | |
| JESD-30 Code | R-PDSO-G28 | |
| Qualification Status | Not Qualified | |
| Power Supplies | 5 V | |
| Temperature Grade | COMMERCIAL | |
| Operating Mode | ASYNCHRONOUS | |
| Supply Current-Max | 0.05 mA | |
| Organization | 32KX8 |
| Product Attribute | Attribute Value | |
|---|---|---|
| Output Characteristics | 3-STATE | |
| Seated Height-Max | 2.65 mm | |
| Memory Width | 8 | |
| Standby Current-Max | 0.0002 A | |
| Memory Density | 262144 bit | |
| Screening Level | MIL-STD-883 | |
| Parallel/Serial | PARALLEL | |
| Memory IC Type | EEPROM | |
| Programming Voltage | 5 V | |
| Endurance | 10000 Write/Erase Cycles | |
| Write Cycle Time-Max (tWC) | 10 ms | |
| Data Polling | YES | |
| Toggle Bit | YES | |
| Voltage - Supply (Max) | 5.5 V | |
| Voltage - Supply (Min) | 4.5 V | |
| Command User Interface | NO | |
| Page Size | 64 words | |
| Length | 17.9 mm | |
| Width | 7.5 mm |
AT28C256-20SC Product Details
Product Description:
The AT28C256-20SC is a 32Kx8 asynchronous EEPROM memory IC from Microchip, designed for various industrial and commercial applications. This SOP28 package IC features a memory density of 262144 bits, with a memory width of 8 bits and a total of 32768 words. The device operates at a supply voltage range of 4.5V to 5.5V and has a maximum operating temperature of 70°C.
Features:
- Automatic Write: The IC supports automatic write functionality, making it suitable for applications where data needs to be written continuously.
- Data Polling: The device features data polling, allowing the host system to monitor the write status of the IC.
- Parallel Interface: The AT28C256-20SC has a parallel interface, making it easy to integrate into systems with existing parallel interfaces.
- High Endurance: The IC has a high endurance of 10000 write/erase cycles, ensuring reliable data storage over time.
- Surface Mount: The device is designed for surface mount technology, making it suitable for modern PCB designs.
Applications:
- Primary Applications:
- Industrial control systems
- Medical devices
- Automotive systems
- Aerospace applications
- Secondary Applications:
- Consumer electronics
- Industrial automation
- Telecommunications
Alternative Parts:
- AT28C256-20PU
- AT28C256-20PC
- AT28C256-20PI
Embedded Modules:
- Various industrial control systems
- Medical devices
- Automotive systems
- Aerospace applications
Frequently Asked Questions:
Q: What is the maximum operating temperature of the AT28C256-20SC? A: The maximum operating temperature is 70°C.
Q: What is the supply voltage range of the IC? A: The supply voltage range is 4.5V to 5.5V.
Q: What is the endurance of the AT28C256-20SC? A: The endurance is 10000 write/erase cycles.
Q: Is the AT28C256-20SC suitable for surface mount technology? A: Yes, the device is designed for surface mount technology.
Q: What is the maximum write cycle time of the IC? A: The maximum write cycle time is 10 ms.
Q: What is the terminal finish of the AT28C256-20SC? A: The terminal finish is Tin/Lead (Sn/Pb).
Q: What is the package shape of the AT28C256-20SC? A: The package shape is rectangular.
Q: What is the package style of the AT28C256-20SC? A: The package style is small outline.
AT28C256-20SC Comparison
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AT28C256-20SC
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