AM29F400BT-45SI datasheet, PDF

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AM29F400BT-45SI: DescriptionFlash, 256KX16, 45ns, PDSO44, MO-180AAA, SOP-44; Categorystorage storage; File Size857KB，43 Pages; ManufacturerCypress Semiconductor

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AM29F400BT-45SI Overview

Flash, 256KX16, 45ns, PDSO44, MO-180AAA, SOP-44

AM29F400BT-45SI Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
package instruction	MO-180AAA, SOP-44
Reach Compliance Code	compliant
ECCN code	EAR99
Maximum access time	45 ns
Other features	TOP BOOT BLOCK
Spare memory width	8
startup block	TOP
JESD-30 code	R-PDSO-G44
JESD-609 code	e0
length	28.2 mm
memory density	4194304 bit
Memory IC Type	FLASH
memory width	16
Number of functions	1
Number of terminals	44
word count	262144 words
character code	256000
Operating mode	ASYNCHRONOUS
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
organize	256KX16
Package body material	PLASTIC/EPOXY
encapsulated code	SOP
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Parallel/Serial	PARALLEL
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
Programming voltage	5 V
Maximum seat height	2.8 mm
Maximum supply voltage (Vsup)	5.25 V
Minimum supply voltage (Vsup)	4.75 V
Nominal supply voltage (Vsup)	5 V
surface mount	YES
technology	CMOS
Temperature level	INDUSTRIAL
Terminal surface	TIN LEAD
Terminal form	GULL WING
Terminal pitch	1.27 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED
type	NOR TYPE
width	13.3 mm
Base Number Matches	1

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Am29F400B

Data Sheet

Am29F400B Cover Sheet

The following document contains information on Spansion memory products.

Continuity of Specifications

There is no change to this data sheet as a result of offering the device as a Spansion product. Any changes that have been

made are the result of normal data sheet improvement and are noted in the document revision summary.

For More Information

Please contact your local sales office for additional information about Spansion memory solutions.

Publication Number

21505

Revision

Amendment

Issue Date

November 11, 2009

D A T A

S H E E T

TABLE OF CONTENTS

Product Selector Guide . . . . . . . . . . . . . . . . . . . . .

Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Connection Diagrams . . . . . . . . . . . . . . . . . . . . . .

Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . .

Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Ordering Information . . . . . . . . . . . . . . . . . . . . . . .

Device Bus Operations . . . . . . . . . . . . . . . . . . . . .

DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 23

TTL/NMOS Compatible .......................................................... 23

CMOS Compatible .................................................................. 24

Test Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 8. Test Setup....................................................................... 25

Table 7. Test Specifications ........................................................... 25

Table 1. Am29F400B Device Bus Operations .................................. 8

Word/Byte Configuration .......................................................... 8

Requirements for Reading Array Data ..................................... 8

Writing Commands/Command Sequences .............................. 8

Program and Erase Operation Status ...................................... 9

Standby Mode .......................................................................... 9

RESET#: Hardware Reset Pin ................................................. 9

Output Disable Mode ................................................................ 9

Table 2. Am29F400BT Top Boot Block Sector Address Table ....... 10

Table 3. Am29F400BB Bottom Boot Block Sector Address Table.. 10

Key to Switching Waveforms. . . . . . . . . . . . . . . . 25

AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 26

Read Operations .................................................................... 26

Figure 9. Read Operations Timings ............................................... 26

Hardware Reset (RESET#) .................................................... 27

Figure 10. RESET# Timings .......................................................... 27

Word/Byte Configuration (BYTE#)

...................................... 28

Figure 11. BYTE# Timings for Read Operations............................ 28

Figure 12. BYTE# Timings for Write Operations............................ 28

Erase/Program Operations ..................................................... 29

Figure 13. Program Operation Timings..........................................

Figure 14. Chip/Sector Erase Operation Timings ..........................

Figure 15. Data# Polling Timings (During Embedded Algorithms).

Figure 16. Toggle Bit Timings (During Embedded Algorithms)......

Figure 17. DQ2 vs. DQ6.................................................................

Autoselect Mode ..................................................................... 10

Table 4. Am29F400B Autoselect Codes (High Voltage Method) .... 11

Sector Protection/Unprotection ............................................... 11

Temporary Sector Unprotect .................................................. 11

Figure 1. Temporary Sector Unprotect Operation........................... 11

Temporary Sector Unprotect .................................................. 33

Figure 18. Temporary Sector Unprotect Timing Diagram .............. 33

Hardware Data Protection ...................................................... 12

Low V

Write Inhibit ...................................................................... 12

Write Pulse “Glitch” Protection........................................................ 12

Logical Inhibit .................................................................................. 12

Power-Up Write Inhibit .................................................................... 12

Alternate CE# Controlled Erase/Program Operations ............ 34

Figure 19. Alternate CE# Controlled Write Operation Timings ...... 35

Command Definitions . . . . . . . . . . . . . . . . . . . . . 13

Reading Array Data ................................................................ 13

Reset Command ..................................................................... 13

Autoselect Command Sequence ............................................ 13

Word/Byte Program Command Sequence ............................. 13

Figure 2. Program Operation .......................................................... 14

Chip Erase Command Sequence ........................................... 14

Sector Erase Command Sequence ........................................ 14

Erase Suspend/Erase Resume Commands ........................... 16

Figure 3. Erase Operation............................................................... 16

Table 5. Am29F400B Command Definitions................................... 17

Write Operation Status . . . . . . . . . . . . . . . . . . . . 18

DQ7: Data# Polling ................................................................. 18

Figure 4. Data# Polling Algorithm ................................................... 18

RY/BY#: Ready/Busy# ........................................................... 19

DQ6: Toggle Bit I .................................................................... 19

DQ2: Toggle Bit II ................................................................... 19

Reading Toggle Bits DQ6/DQ2 .............................................. 19

DQ5: Exceeded Timing Limits ................................................ 20

DQ3: Sector Erase Timer ....................................................... 20

Figure 5. Toggle Bit Algorithm......................................................... 20

Table 6. Write Operation Status...................................................... 21

Absolute Maximum Ratings . . . . . . . . . . . . . . . . 22

Figure 6. Maximum Negative Overshoot Waveform ....................... 22

Figure 7. Maximum Positive Overshoot Waveform......................... 22

Erase and Programming Performance . . . . . . . . 36

Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 36

TSOP and SO Pin Capacitance . . . . . . . . . . . . . . 36

Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 37

TS 048—48-Pin Standard Thin Small Outline Package ......... 37

SO 044—44-Pin Small Outline Package ................................ 38

Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 39

Revision A (August 1997) ....................................................... 39

Revision B (October 1997) ..................................................... 39

Revision C (January 1998) ..................................................... 39

Revision C+1 (February 1998) ............................................... 39

Revision C+2 (April 1998) ....................................................... 39

Revision C+3 (June 1998) ...................................................... 39

Revision C+4 (August 1998) ................................................... 40

Revision D (January 1999) ..................................................... 40

Revision D+1 (July 2, 1999) ................................................... 40

Revision E (November 15, 1999) ............................................ 40

Revision E+1 (November 30, 2000) ....................................... 40

Revision E+2 (June 4, 2004) .................................................. 40

Revision E+3 (December 22, 2005) ....................................... 40

Revision E4 (May 18, 2006) ................................................... 40

Revision E5 (November 1, 2006) ............................................ 40

Revision E6 (March 3, 2009) .................................................. 40

Revision E7 (August 3, 2009) ................................................. 40

Revision E8 (November 11, 2009) .......................................... 40

Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . 22

November 11, 2009 21505E8

Am29F400B

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