TB28F800B5B90 Intel, TB28F800B5B90 Datasheet - Page 3

• Manufacturer Part Number: TB28F800B5B90
• Manufacturer: Intel

Specifications of TB28F800B5B90

• Density: 8Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 20/19Bit
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: -40C to 85C
• Package Type: SOP
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8/16Bit
• Number Of Words: 1M/512K
• Supply Current: 70mA
• Mounting: Surface Mount
• Pin Count: 44
• Lead Free Status / Rohs Status: Not Compliant

1.0 INTRODUCTION..............................................5
2.0 PRODUCT DESCRIPTION ..............................6
3.0 PRINCIPLES OF OPERATION .....................13
4.0 DESIGN CONSIDERATIONS ........................24
1.1 Product Overview .........................................5
2.1 Pin Descriptions ...........................................6
2.2 Pinouts .........................................................8
2.3 Memory Blocking Organization...................10
3.1 Bus Operations ..........................................13
3.2 Modes of Operation....................................16
3.3 Boot Block Locking.....................................24
4.1 Power Consumption ...................................24
PRELIMINARY
2.3.1 One 16-KB Boot Block.........................10
2.3.2 Two 8-KB Parameter Blocks................10
2.3.3 Main Blocks - One 96-KB + Additional
3.1.1 Read....................................................13
3.1.2 Output Disable.....................................14
3.1.3 Standby ...............................................14
3.1.4 Word/Byte Configuration......................14
3.1.5 Deep Power-Down/Reset ....................14
3.1.6 Write....................................................14
3.2.1 Read Array ..........................................16
3.2.2 Read Identifier .....................................16
3.2.3 Read Status Register...........................16
3.2.4 Word/Byte Program .............................17
3.2.5 Block Erase .........................................17
3.3.1 V
3.3.2 WP# = V
3.3.3 RP# = V
3.3.4 Note For 8-Mbit 44-PSOP Package .....24
4.1.1 Active Power .......................................24
4.1.2 Automatic Power Savings (APS) .........24
4.1.3 Standby Power ....................................25
4.1.4 Deep Power-Down Mode.....................25
128-KB Blocks....................................10
Unlocking ...........................................24
PP
= V
IL
HH
IL
for Complete Protection........24
for Boot Block Locking........24
or WP# = V
IH
for Boot Block
CONTENTS
PAGE
5.0 ELECTRICAL SPECIFICATIONS................. 26
6.0 ORDERING INFORMATION......................... 41
7.0 ADDITIONAL INFORMATION ...................... 42
APPENDIX A: Write State Machine: Current-
APPENDIX B: Product Block Diagram............. 44
4.2 Power-Up/Down Operation........................ 25
4.3 Board Design............................................. 25
5.1 Absolute Maximum Ratings ....................... 26
5.2 Operating Conditions................................. 26
5.3 Capacitance .............................................. 27
5.4 DC Characteristics—Commercial and
5.5 DC Characteristics—Automotive
5.6 AC Characteristics—Read Operations—
5.7 AC Characteristics—Read Operations—
5.8 Erase and Program Timings—Commercial
5.9 Erase and Program Timings—Automotive
5.10 AC Characteristics—Write Operations—
5.11 AC Characteristics—Write Operations—
Next State Chart ......................................... 43
4.2.1 RP# Connected To System Reset ...... 25
4.3.1 Power Supply Decoupling ................... 25
4.3.2 V
Extended Temperature ............................. 27
Temperature............................................. 29
Commercial and Extended Temperature .. 34
Automotive Temperature .......................... 35
and Extended Temperature ...................... 36
Temperature............................................. 37
Commercial and Extended Temperature .. 38
Automotive Temperature .......................... 39
28F200B5, 28F004/400B5, 28F800B5
PP
Trace on Printed Circuit Boards ... 25
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