LHF80JT6
Rev. 1.27
Handle this document carefully for it contains material protected by international copyright law.
Any reproduction, full or in part, of this material is prohibited without the express written
permission of the company.
When using the products covered herein, please observe the conditions written herein and the
precautions outlined in the following paragraphs. In no event shall the company be liable for any
damages resulting from failure to strictly adhere to these conditions and precautions.
(1) The products covered herein are designed and manufactured for the following application
areas. When using the products covered herein for the equipment listed in Paragraph (2),
even for the following application areas, be sure to observe the precautions given in
Paragraph (2). Never use the products for the equipment listed in Paragraph (3).
Office electronics
Instrumentation and measuring equipment
Machine tools
Audiovisual equipment
Home appliance
Communication equipment other than for trunk lines
(2) Those contemplating using the products covered herein for the following equipment which
demands high reliability, should first contact a sales representative of the company and then
accept responsibility for incorporating into the design fail-safe operation, redundancy, and
other appropriate measures for ensuring reliability and safety of the equipment and the
overall system.
Control and safety devices for airplanes, trains, automobiles, and other
transportation equipment
Mainframe computers
Traffic control systems
Gas leak detectors and automatic cutoff devices
Rescue and security equipment
Other safety devices and safety equipment, etc.
(3) Do not use the products covered herein for the following equipment which demands
extremely high performance in terms of functionality, reliability, or accuracy.
Aerospace equipment
Communications equipment for trunk lines
Control equipment for the nuclear power industry
Medical equipment related to life support, etc.
(4) Please direct all queries and comments regarding the interpretation of the above three
Paragraphs to a sales representative of the company.
Please direct all queries regarding the products covered herein to a sales representative of the
company.
LHF80JT6
1
Rev. 1.27
CONTENTS
PAGE
1 INTRODUCTION.............................................................. 3
1.1 Features ........................................................................ 3
1.2 Product Overview......................................................... 3
1.3 Product Description ...................................................... 4
1.3.1 Package Pinout ....................................................... 4
1.3.2 Block Organization................................................. 4
2 PRINCIPLES OF OPERATION........................................ 7
2.1 Data Protection ............................................................. 8
3 BUS OPERATION ............................................................ 8
3.1 Read.............................................................................. 8
3.2 Output Disable.............................................................. 8
3.3 Standby......................................................................... 8
3.4 Reset............................................................................. 8
3.5 Read Identifier Codes................................................... 9
3.6 OTP(One Time Program) Block .................................. 9
3.7 Write........................................................................... 10
4 COMMAND DEFINITIONS........................................... 10
4.1 Read Array Command................................................ 12
4.2 Read Identifier Codes Command ............................... 12
4.3 Read Status Register Command ................................. 12
4.4 Clear Status Register Command................................. 12
4.5 Block Erase Command ............................................... 13
4.6 Full Chip Erase Command ......................................... 13
4.7 Word/Byte Write Command....................................... 13
4.8 Block Erase Suspend Command ................................ 14
4.9 Word/Byte Write Suspend Command ........................ 14
4.10 Set Block and Permanent Lock-Bit Commands ....... 15
4.11 Clear Block Lock-Bits Command ............................ 15
4.12 OTP Program Command .......................................... 16
4.13 Block Locking by the WP# ...................................... 16
PAGE
5 DESIGN CONSIDERATIONS ....................................... 27
5.1 Three-Line Output Control ........................................ 27
5.2 RY/BY# and WSM Polling ....................................... 27
5.3 Power Supply Decoupling ......................................... 27
5.4 V
CCW
Trace on Printed Circuit Boards ..................... 27
5.5 V
CC
, V
CCW
, RP# Transitions .................................... 27
5.6 Power-Up/Down Protection....................................... 28
5.7 Power Dissipation ...................................................... 28
5.8 Data Protection Method ............................................. 28
6 ELECTRICAL SPECIFICATIONS ................................ 29
6.1 Absolute Maximum Ratings ...................................... 29
6.2 Operating Conditions ................................................. 29
6.2.1 Capacitance .......................................................... 29
6.2.2 AC Input/Output Test Conditions ........................ 30
6.2.3 DC Characteristics ............................................... 31
6.2.4 AC Characteristics - Read-Only Operations ........ 33
6.2.5 AC Characteristics - Write Operations ................ 36
6.2.6 Alternative CE#-Controlled Writes...................... 38
6.2.7 Reset Operations .................................................. 40
6.2.8 Block Erase, Full Chip Erase, Word/Byte Write and
Lock-Bit Configuration Performance ................. 41
7 PACKAGE AND PACKING SPECIFICATION............ 42
LHF80JT6
2
Rev. 1.27
LH28F800BJHE-PTTLT6
8M-BIT ( 512Kbit 16 / 1Mbit 8 )
Boot Block Flash MEMORY
Low Voltage Operation
V
CC
=V
CCW
=2.7V-3.6V Single Voltage
OTP(One Time Program) Block
3963 word + 4 word Program only array
User-Configurable 8 or 16 Operation
High-Performance Read Access Time
90ns(V
CC
=2.7V-3.6V)
Operating Temperature
-40C to +85C
Low Power Management
Typ. 2A (V
CC
=3.0V) Standby Current
Automatic Power Savings Mode Decreases I
CCR
in
Static Mode
Typ. 120A (V
CC
=3.0V, T
A
=+25C, f=32kHz)
Read Current
Optimized Array Blocking Architecture
Two 4K-word (8K-byte) Boot Blocks
Six 4K-word (8K-byte) Parameter Blocks
Fifteen 32K-word (64K-byte) Main Blocks
Top Boot Location
Extended Cycling Capability
Minimum 100,000 Block Erase Cycles
Enhanced Automated Suspend Options
Word/Byte Write Suspend to Read
Block Erase Suspend to Word/Byte Write
Block Erase Suspend to Read
Enhanced Data Protection Features
Absolute Protection with V
CCW
V
CCWLK
Block Erase, Full Chip Erase, Word/Byte Write and
Lock-Bit Configuration Lockout during Power
Transitions
Block Locking with Command and WP#
Permanent Locking
Automated Block Erase, Full Chip Erase,
Word/Byte Write and Lock-Bit Configuration
Command User Interface (CUI)
Status Register (SR)
SRAM-Compatible Write Interface
Industry-Standard Packaging
48-Lead TSOP
ETOX
TM*
Nonvolatile Flash Technology
CMOS Process (P-type silicon substrate)
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