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HY29F040AC-70 from HY

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HY29F040AC-70

Manufacturer: HY, HYNIX

512K x 8-bit CMOS 5.0 volt-only, Sector Erase Flash Memory

Partnumber Manufacturer Quantity Availability
HY29F040AC-70,HY29F040AC70 HY, HYNIX 5970 In Stock

Description and Introduction

512K x 8-bit CMOS 5.0 volt-only, Sector Erase Flash Memory The HY29F040AC-70 is a 4Mbit (512K x 8) CMOS flash memory manufactured by HY (Hynix). Here are its key specifications:

- **Organization**: 512K x 8 bits  
- **Supply Voltage**: 5V ± 10%  
- **Access Time**: 70ns  
- **Operating Current**: 30mA (typical), 50mA (max)  
- **Standby Current**: 100µA (max)  
- **Sector Architecture**:  
  - Eight 64Kbyte sectors  
  - Uniform sector size  
- **Endurance**: 100,000 write/erase cycles per sector  
- **Data Retention**: 10 years minimum  
- **Interface**: Parallel (byte-wide)  
- **Package**: 32-pin PLCC, TSOP, or PDIP  
- **Operating Temperature**:  
  - Commercial (0°C to +70°C)  
  - Industrial (-40°C to +85°C)  

The device supports standard flash memory operations, including read, program, and erase functions. It is compatible with JEDEC standards for pinout and command sets.  

Let me know if you need further details.

Application Scenarios & Design Considerations

512K x 8-bit CMOS 5.0 volt-only, Sector Erase Flash Memory

Alternative Part Number

  • AM29F040B-70JC --: Same 4Mbit 5V flash memory with 70ns access time in a compatible 32-pin PLCC package, widely available and pin-compatible.
  • M29F040B-70K6 --: Equivalent 512Kx8 5V flash device with 70ns speed grade and matching pinout, a common drop-in replacement.
  • SST39SF040-70-4C-PHE --: 4Mbit 5V parallel flash with 70ns access, functionally equivalent and often used as a substitute for HY29F040A.

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