LH28F400BVE-TL85 Sharp Electronics, LH28F400BVE-TL85 Datasheet - Page 3

• Manufacturer Part Number: LH28F400BVE-TL85
• Manufacturer: Sharp Electronics

Specifications of LH28F400BVE-TL85

• Cell Type: NOR
• Density: 4Mb
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 19/18Bit
• Operating Supply Voltage (typ): 3.3/5V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP
• Program/erase Volt (typ): 2.7/3.3/5/12V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 2.7/4.5V
• Operating Supply Voltage (max): 3.6/5.5V
• Word Size: 8/16Bit
• Number Of Words: 512K/256K
• Supply Current: 65mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

1 INTRODUCTION.............................................................. 3
2 PRINCIPLES OF OPERATION........................................ 7
3 BUS OPERATION ............................................................ 8
4 COMMAND DEFINITIONS............................................. 9
1.1 Features ........................................................................ 3
1.2 Product Overview......................................................... 3
2.1 Data Protection............................................................. 7
3.1 Read.............................................................................. 8
3.2 Output Disable.............................................................. 8
3.3 Standby......................................................................... 8
3.4 Deep Power-Down ....................................................... 8
3.5 Read Identifier Codes Operation .................................. 9
3.6 Write............................................................................. 9
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............................................... 12
4.6 Word/Byte Write Command....................................... 13
4.7 Block Erase Suspend Command ................................ 13
4.8 Word/Byte Write Suspend Command ........................ 14
4.9 Considerations of Suspend ......................................... 14
4.10 Block Locking .......................................................... 14
4.10.1 V
4.10.2 WP#=V
4.10.3 WP#=V
PP
=V
IL
IL
IH
for Complete Protection ...................... 14
for Block Locking.............................. 14
for Block Unlocking.......................... 14
CONTENTS
PAGE
5 DESIGN CONSIDERATIONS ...................................... 20
6 ELECTRICAL SPECIFICATIONS ............................... 22
5.1 Three-Line Output Control ....................................... 20
5.2 RY/BY# and Block Erase and Word/Byte Write
5.3 Power Supply Decoupling ........................................ 20
5.4 V
5.5 V
5.6 Power-Up/Down Protection...................................... 21
5.7 Power Dissipation ..................................................... 21
6.1 Absolute Maximum Ratings ..................................... 22
6.2 Operating Conditions ................................................ 22
6.2.1 Capacitance ......................................................... 22
6.2.2 AC Input/Output Test Conditions ....................... 23
6.2.3 DC Characteristics .............................................. 24
6.2.4 AC Characteristics - Read-Only Operations ....... 26
6.2.5 AC Characteristics - Write Operations ............... 30
6.2.6 Alternative CE#-Controlled Writes..................... 34
6.2.7 Reset Operations ................................................. 38
6.2.8 Block Erase and Word/Byte Write Performance 39
Polling...................................................................... 20
PP
CC
, V
Trace on Printed Circuit Boards ........................ 20
PP
, RP# Transitions ....................................... 21
Rev. 1.02
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