FT25H04S-RT Datasheet FT25H04S-RT, FT25H04T-RB | P4-P6

Fremont Micro Devices Preliminary FT25H04/02

2. GENERAL DESCRIPTION

The FT25H04/02 (4M-bit/2M-bit) Serial flash supports the standard Serial Peripheral Interface (SPI). SPI

clock frequency of up to 120MHz is supported for fast read command.

CONNECTION DIAGRAM

CS#

SO

NC

VSS

VCC

NC

SCLK

SI

1

2

3

4

8

7

6

5

Top View

8 – LEAD SOP

PIN DESCRIPTION

Pin Name I/O Description

CS# I

Chip Select Input

SO O

Data Output

VSS

Ground

SI I

Data Input

SCLK I

Serial Clock Input

VCC

Power Supply

Fremont Micro Devices Preliminary FT25H04/02

BLOCK DIAGRAM

SPI

Command

&

Control

Logic

Write

Control

Logic

SCLK

SI

SO

CS#

Status

Register

High Voltage

Generators

Page Address

Latch/Counter

Column Decode And

256-Byte Page Buffer

Byte Address

Latch/Counter

Write Protect Logic

And Row Decode

Flash

Memory

Fremont Micro Devices Preliminary FT25H04/02

3. MEMORY ORGANIZATION

FT25H04/02

Each Device has Each block has Each sector has Each page has

512K/256K 64K 4K 256 bytes

2K/1K 256 16 - pages

128/64 16 - - sectors

8/4 - - - blocks

UNIFORM BLOCK SECTOR ARCHITECTURE

FT25H04 64K Bytes Block Sector Architecture

Block Sector Address range

127 07F000H 07FFFFH

…… …… ……

7

112 070000H 070FFFH

111 06F000H 06FFFFH

…… …… ……

6

96 060000H 060FFFH

…… …… ……

……

…… …… ……

……

…… …… ……

47 02F000H 02FFFFH

…… …… ……

2

32 020000H 020FFFH

31 01F000H 01FFFFH

…… …… ……

1

16 010000H 010FFFH

15 00F000H 00FFFFH

…… …… ……

0

0 000000H 000FFFH

FT25H04S-RT

FT25H04S-RT

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