39SF01070-4C-P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip 39SF01070-4C-P is a 1 Mbit CMOS multi-purpose flash memory in a DIP package, operating at 5 V with 70 ns access time, compatible with standard parallel NOR flash interfaces. Ideal for embedded firmware storage, BIOS, and code storage. Available from stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 32
- Lifecycle
- ACTIVE
- Datasheet
- 39SF01070-4C-P Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 1 Mbit (128 KB) NOR flash with 70 ns access time for fast read performance in embedded systems
- 5 V operating voltage and 40-pin DIP package enabling direct replacement of legacy EPROM and EEPROM devices
- Sector and bulk erase capability with 100,000 erase/write cycle endurance for reliable firmware storage
Applications
The 39SF01070-4C-P is widely used for BIOS chip replacement, embedded firmware storage, and boot code in legacy and new industrial control systems. Its 1 Mbit capacity and 70 ns access time suit microcontroller-based designs requiring fast non-volatile code storage. The 40-pin DIP package makes it a drop-in replacement for older EPROM devices in established hardware platforms.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the capacity and access time of the Microchip 39SF01070-4C-P flash memory?
The 39SF01070-4C-P is a 1 Mbit (128 KB) CMOS NOR flash memory with a 70 ns access time. It operates from a 5 V supply and supports parallel interface read cycles, making it suitable for fast code execution in embedded firmware and BIOS applications with 40-pin DIP packaging.
How many erase/write cycles does the 39SF01070-4C-P support, and what sector erase granularity is available?
The 39SF01070-4C-P supports a minimum of 100,000 erase/write cycles per sector, ensuring long-term reliability for firmware update applications. The device provides sector erase capability alongside full chip erase, allowing targeted 4 KB sector updates without erasing the entire 1 Mbit array.
Can the 39SF01070-4C-P directly replace legacy EPROM devices in existing PCB designs?
Yes, the 39SF01070-4C-P in a 40-pin DIP package is designed as a drop-in EPROM replacement operating at 5 V. Its parallel interface and pin-compatible footprint allow it to substitute 1 Mbit EPROMs such as 27C010 series devices without PCB redesign, while adding in-system erase and reprogram capability.
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