M50FW016 Datasheet, PDF (1/45 Pages) STMicroelectronics – 16 Mbit 2Mb x8, Uniform Block 3V Supply Firmware Hub Flash Memory

M50FW016
16 Mbit (2Mb x8, Uniform Block)
3V Supply Firmware Hub Flash Memory
PRELIMINARY DATA
FEATURES SUMMARY
■ SUPPLY VOLTAGE
– V_CC = 3 V to 3.6 V for Program, Erase and
Read Operations
– V_PP = 12 V for Fast Program and Fast
Erase
■ TWO INTERFACES
– Firmware Hub (FWH) Interface for
embedded operation with PC Chipsets
– Address/Address Multiplexed (A/A Mux)
Interface for programming equipment
compatibility
■ FIRMWARE HUB (FWH) HARDWARE
INTERFACE MODE
– 5 Signal Communication Interface
supporting Read and Write Operations
– Hardware Write Protect Pins for Block
Protection
– Register Based Read and Write
Protection
– 5 Additional General Purpose Inputs for
platform design flexibility
– Multi-byte Read Operation (4/16/128-
byte)
– Synchronized with 33 MHz PCI clock
■ BYTE PROGRAMMING TIME
– Single Byte Mode: 10µs (typical)
– Quadruple Byte Mode: 2.5µs (typical)
■ 32 UNIFORM 64 Kbyte MEMORY BLOCKS
■ PROGRAM and ERASE SUSPEND
– Read other Blocks during Program/Erase
Suspend
– Program other Blocks during Erase
Suspend
■ FOR USE in PC BIOS APPLICATIONS
■ ELECTRONIC SIGNATURE
– Manufacturer Code: 20h
– Device Code: 2Eh
Figure 1. Package
TSOP40 (N)
10 x 20mm
July 2004
1/45
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.