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PM49FL004T-33JC

器件名称: PM49FL004T-33JC
功能描述: 2 Mbit / 4 Mbit 3.3 Volt-only Firmware Hub/LPC Flash Memory
文件大小: 208.09KB    共46页
生产厂商: PMC
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简  介:PMC FEATURES Single Power Supply Operation Low voltage range: 3.0 V - 3.6 V Standard Intel Firmware Hub/LPC Interface Read compatible to Intel 82802 Firmware Hub devices Conforms to Intel LPC Interface Specification Revision 1.1 Memory Configuration Pm49FL002: 256K x 8 (2 Mbit) Pm49FL004: 512K x 8 (4 Mbit) Cost Effective Sector/Block Architecture Pm49FL002: Sixty-four uniform 4 Kbyte sectors, or sixteen uniform 16 Kbyte blocks (sector group) Pm49FL004: One hundred and twenty-eight uniform 4 Kbyte sectors, or eight uniform 64 Kbyte blocks (sector group) Pm49FL002 / Pm49FL004 2 Mbit / 4 Mbit 3.3 Volt-only Firmware Hub/LPC Flash Memory - - - - Firmware HUB (FWH)/Low Pin Count (LPC) Mode 33 MHz synchronous operation with PCI bus 5-signal communication interface for insystem read and write operations Standard SDP Command Set Data# Polling and Toggle Bit features Register-based read and write protection for each block (FWH mode only) 4 ID pins for multiple Flash chips selection (FWH mode only) 5 GPI pins for General Purpose Input Register TBL# pin for hardware write protection to Boot Block WP# pin for hardware write protection to whole memory array except Boot Block - Address/Address Multiplexed (A/A Mux) Mode 11-pin multiplexed address and 8-pin data I/O interface Supports fast programming on EPROM programmers Standard SDP Command Set Data# Polling and Toggle Bit features Top Boot Block Pm49FL002: 16 Kbyte top Boot Block Pm49FL004: 64 Kbyte top Boot Block - Auto……
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