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
What are the key features of 39SF01070-4C-P?
- 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
What is 39SF01070-4C-P used for?
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) |
Where can I find the 39SF01070-4C-P datasheet?
39SF01070-4C-P Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for 39SF01070-4C-P?
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.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit