W39L040

Features: • Single 3.3-volt operations − 3.3-volt Read − 3.3-volt Erase − 3.3-volt Program• Fast Program operation: − Byte-by-Byte programming: 50 S (max.)• Fast Erase operation: − Chip Erase cycle time: 100 mS (max.) − Sector Erase cycle time:...

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W39L040 Picture
SeekIC No. : 004544609 Detail

W39L040: Features: • Single 3.3-volt operations − 3.3-volt Read − 3.3-volt Erase − 3.3-volt Program• Fast Program operation: − Byte-by-Byte programming: 50 S (max.)•...

floor Price/Ceiling Price

Part Number:
W39L040
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/20

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Product Details

Description



Features:

• Single 3.3-volt operations
   − 3.3-volt Read
   − 3.3-volt Erase
   − 3.3-volt Program
• Fast Program operation:
   − Byte-by-Byte programming: 50 S (max.)
• Fast Erase operation:
   − Chip Erase cycle time: 100 mS (max.)
   − Sector Erase cycle time: 25 mS (max.)
   − Page Erase cycle time: 25 mS (max.)
• Read access time: 70/90 nS
• 8 Even sectors with 64K bytes each, which is composed of 16 flexible pages with 4K bytes
• Any individual sector or page can be erased
• Hardware protection:
    − Optional 16K byte or 64K byte Top/Bottom Boot Block with lockout protection
• Flexible 4K-page size can be used as Parameter Blocks
• Typical program/erase cycles: 1K/10K
• Twenty-year data retention
• Low power consumption
   − Active current: 10 mA (typ.)
   − Standby current: 2 A (typ.)
• End of program detection
   − Software method: Toggle bit/Data polling
• TTL compatible I/O
• JEDEC standard byte-wide pinouts
• Available packages: 32L PLCC, 32L TSOP (8 x 20 mm) and 32L STSOP (8 x 14 mm)



Pinout

  Connection Diagram


Specifications

PARAMETER RATING UNIT
Power Supply Voltage to Vss Potential -2.0 to +4.6 V
Operating Temperature 0 to +70 °C
-40 to +85 °C
Storage Temperature -65 to +150 °C
Voltage on Any Pin to Ground Potential -2.0 to +4.6 V
Voltage on A9 and OE Pin to Ground Potential -2.0 to +13.0 V



Description

The W39L040 is a 4Mbit, 3.3-volt only CMOS flash memory organized as 512K × 8 bits. For flexible erase capability, the 4Mbits of data are divided into 8 uniform sectors of 64 Kbytes, which are composed of 16 smaller even pages with 4 Kbytes. The byte-wide (× 8) data appears on DQ7 − DQ0. The device can be programmed and erased in-system with a standard 3.3V power supply. A 12-volt VPP is not required. The unique cell architecture of the W39L040 results in fast program/erase operations with extremely low current consumption (compared to other comparable 3.3-volt flash memory products). The device can also be programmed and erased by using standard EPROM programmers




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