AM29LV800DB-90EC 参数 Datasheet PDF下载

型号：	AM29LV800DB-90EC
PDF下载：	下载PDF文件查看货源
内容描述：	8兆位（ 1一M× 8位/ 512的K× 16位） CMOS 3.0伏只引导扇区闪存 [8 Megabit (1 M x 8-Bit/512 K x 16-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory]
分类和应用：	闪存内存集成电路光电二极管
文件页数/大小：	51 页 / 1728 K
品牌：	AMD [ ADVANCED MICRO DEVICES ]

P R E L I M I N A R Y

Table Of Contents

Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4

Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 5

Special Handling Instructions for FBGA Package .............. 7

Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 8

Standard Products ......................................................................8

Valid Combinations . . . . . . . . . . . . . . . . . . . . . . . . . 9

Device Bus Operations . . . . . . . . . . . . . . . . . . . . . . 10

Table 1. Am29LV800D Device Bus Operations .10

Absolute Maximum Ratings . . . . . . . . . . . . . . . . 27

Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . 27

DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . .28

CMOS Compatible .................................................................. 28

Figure 1. I

CC1

Current vs. Time (Showing Active

and Automatic Sleep Currents) .................... 29

Figure 1. Typical I

CC1

vs. Frequency ............. 29

Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . .30

Figure 1. Test Setup................................... 30

Table 7. Test Specifications ........................................30

Key to Switching Waveforms. . . . . . . . . . . . . . . . 30

Figure 1. Input Waveforms and

Measurement Levels................................... 30

Word/Byte Configuration ...................................................... 10

Requirements for Reading Array Data ............................... 10

Writing Commands/Command Sequences .........................11

Program and Erase Operation Status ...................................11

Standby Mode ..............................................................................11

Automatic Sleep Mode ..............................................................11

RESET#: Hardware Reset Pin .................................................11

Output Disable Mode ...............................................................12

Table 2. Am29LV800DT Top Boot Block

Sector Addresses ........................................12

Table 3. Am29LV800DB Bottom Boot Block

Sector Addresses ........................................13

AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 31

Read Operations ........................................................................31

Figure 1. Read Operations Timings ............... 31

Hardware Reset (RESET#) ....................................................32

Figure 1. RESET# Timings........................... 32

Word/Byte Configuration (BYTE#) ..................................33

Figure 1. BYTE# Timings for Read

Operations ................................................ 34

Figure 1. BYTE# Timings for Write

Operations ................................................ 34

Autoselect Mode ........................................................................13

Table 4. Am29LV800D Autoselect Codes

(High Voltage Method) ................................14

Erase/Program Operations ....................................................35

Figure 1. Program Operation Timings............

Figure 1. Chip/Sector Erase Operation

Timings ....................................................

Figure 1. Data# Polling Timings (During

Embedded Algorithms) ...............................

Figure 1. Toggle Bit Timings (During

Embedded Algorithms) ...............................

Figure 1. DQ2 vs. DQ6 ...............................

Sector Protection/Unprotection .......................................... 14

Temporary Sector Unprotect ............................................... 14

Figure 1. Temporary Sector Unprotect

Operation .................................................. 15

Figure 2. In-System Sector Protect/

Sector Unprotect Algorithms ........................ 16

Hardware Data Protection .....................................................17

Command Definitions . . . . . . . . . . . . . . . . . . . . . . 17

Reading Array Data ...................................................................17

Reset Command .........................................................................17

Autoselect Command Sequence .......................................... 18

Word/Byte Program Command Sequence ....................... 18

Figure 1. Program Operation ........................ 19

Temporary Sector Unprotect ...............................................39

Figure 1. Temporary Sector Unprotect

Timing Diagram ......................................... 39

Figure 1. Sector Protect/Unprotect

Timing Diagram ......................................... 40

Alternate CE# Controlled

Erase/Program Operations .................................................... 41

Figure 1. Alternate CE# Controlled Write

Operation Timings...................................... 42

Chip Erase Command Sequence .......................................... 19

Sector Erase Command Sequence ...................................... 19

Erase Suspend/Erase Resume Commands ....................... 20

Figure 1. Erase Operation ............................ 21

Table 5. Am29LV800D Command Definitions ..21

Write Operation Status . . . . . . . . . . . . . . . . . . . . 22

DQ7: Data# Polling ..................................................................22

Figure 1. Data# Polling Algorithm ................. 23

RY/BY#: Ready/Busy# .............................................................23

DQ6: Toggle Bit I ......................................................................24

DQ2: Toggle Bit II .....................................................................24

Reading Toggle Bits DQ6/DQ2 ............................................24

DQ5: Exceeded Timing Limits ..............................................25

DQ3: Sector Erase Timer .......................................................25

Figure 1. Toggle Bit Algorithm ...................... 25

Table 6. Write Operation Status ....................26

Erase and Programming Performance . . . . . . . . . 43

Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 43

TSOP and SO Pin Capacitance . . . . . . . . . . . . . . 43

Data Retention . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Physical Dimensions* . . . . . . . . . . . . . . . . . . . . . . .44

TS 048—48-Pin Standard TSOP ........................................ 44

TSR048—48-Pin Reverse TSOP .........................................45

FBB 048—48-Ball Fine-Pitch Ball Grid Array

(FBGA) 6 x 9 mm ................................................................... 46

Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . 47

VBK 048 - 48 Ball Fine-Pitch Ball Grid Array

(FBGA) 6.15 x 8.15 mm .............................................................47

SO 044—44-Pin Small Outline Package .......................... 48

Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . .49

January 21, 2005 Am29LV800D_00_A4_E

Am29LV800D

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