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Description
The Electronic Component Model 49LF020-33-4C-NH is a flash memory device designed to interface with the LPC bus for PC and Internet Appliance applications. It provides protection for the storage and update of code and data, as well as adding system design flexibility through five General Purpose Inputs (GPI). This model is compliant with Intel Low Pin Count (LPC) Interface Specification 1.0 and supports two interface modes: LPC Mode for In-System programming and Parallel Programming (PP) Mode for fast factory programming.
Specifications and features
- Standard LPC Interface
- Conforms to Intel LPC Interface Specification 1.0
- Organized as 256K x 8
- Flexible Erase Capability:
- - Uniform 4 KByte sectors
- - Uniform 16 KByte overlay blocks
- - 16 KBytes Top boot block protection
- - Chip-Erase for PP Mode
- Single 3.0-3.6V Read and Write Operations
- Superior Reliability:
- - Endurance: 100,000 Cycles (typical)
- - Greater than 100 years Data Retention
- Low Power Consumption:
- - Active Read Current: 10 mA (typical)
- - Standby Current: 10 µA (typical)
- Fast Sector-Erase/Byte-Program Operation:
- - Sector-Erase Time: 18 ms (typical)
- - Block-Erase Time: 18 ms (typical)
- - Chip-Erase Time: 70 ms (typical)
- - Byte-Program Time: 14 µs (typical)
- - Chip Rewrite Time: 4 seconds (typical)
- - Single-pulse Program or Erase
- - Internal timing generation
- Two Operational Modes:
- - Low Pin Count (LPC) Interface mode for in-system operation
- - Parallel Programming (PP) Mode for fast production programming
- LPC Interface Mode:
- - 5-signal communication interface supporting byte Read and Write
- - 33 MHz clock frequency operation
- - WP# and TBL# pins provide hardware write protect for entire chip and/or top boot block
- - Standard SDP Command Set
- - Data# Polling and Toggle Bit for End-of-Write detection
- - 5 GPI pins for system design flexibility
- Parallel Programming (PP) Mode:
- - 11 pin multiplexed address and 8 pin data I/O interface
- - Supports fast In-System or PROM programming for manufacturing
- CMOS I/O Compatibility
- Packages Available:
- - 32-lead PLCC
- - 32-lead TSOP (8mm x 14mm)
Application Scenarios
The Electronic Component Model 49LF020-33-4C-NH is suitable for PC and Internet Appliance applications. It can be used for storing and updating code and data, and provides flexibility in system design with its General Purpose Inputs (GPI). Its low power consumption, fast erase and programming operations, and CMOS I/O compatibility make it a versatile option for various scenarios.
Comparison
Advantages:- Flexible erase capability with uniform sectors and overlay blocks
- Endurance of 100,000 cycles and data retention for over 100 years
- Low power consumption with active read current of 10 mA (typical)
- Fast sector-erase and byte-program operation
- Supports two operational modes: LPC Interface mode and Parallel Programming Mode
Disadvantages:- No significant disadvantages were found.
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
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How to Buy:
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Additional Information
- Datasheet: Download 49LF020-33-4C-NH
- Chipdatas Part: CD92-49LF020-33-4C-NH
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/03 15:25 +0800
Refund
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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