ACCESS TIME-MAX:  90 NS

ADDITIONAL FEATURE:  TOP BOOT BLOCK

ALTERNATE MEMORY WIDTH:  8

BOOT BLOCK:  TOP

COMMAND USER INTERFACE:  YES

DATA POLLING:  YES

ENDURANCE:  1000000 WRITE/ERASE CYCLES

JESD-30 CODE:  R-PDSO-G48

JESD-609 CODE:  E0

LENGTH:  18.4 MM

MANUFACTURER:  SPANSION

MANUFACTURER PART NUMBER:  AM29F400BT-90EC

MEMORY DENSITY:  4.1943 MBIT

MEMORY IC TYPE:  FLASH

MEMORY WIDTH:  16

MOISTURE SENSITIVITY LEVEL:  3

NUMBER OF FUNCTIONS:  1

NUMBER OF SECTORS/SIZE:  1,2,1,7

NUMBER OF TERMINALS:  48

NUMBER OF WORDS:  262.144 K

NUMBER OF WORDS CODE:  256000

OPERATING MODE:  ASYNCHRONOUS

OPERATING TEMPERATURE-MAX:  70 °C

OPERATING TEMPERATURE-MIN:  0 °C

ORGANIZATION:  256KX16

PACKAGE BODY MATERIAL:  PLASTIC/EPOXY

PACKAGE CODE:  TSSOP

PACKAGE DESCRIPTION:  MO-142DD, TSOP-48

PACKAGE EQUIVALENCE CODE:  TSSOP48,.8,20

PACKAGE SHAPE:  RECTANGULAR

PACKAGE STYLE:  SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

PARALLEL/SERIAL:  PARALLEL

PART PACKAGE CODE:  TSOP1

PBFREE CODE:  NO

PEAK REFLOW TEMPERATURE (CEL):  240

PIN COUNT:  48

POWER SUPPLIES:  5 V

PROGRAMMING VOLTAGE:  5 V

QUALIFICATION STATUS:  NOT QUALIFIED

READY/BUSY:  YES

SEATED HEIGHT-MAX:  1.2 MM

SECTOR SIZE:  16K,8K,32K,64K

STANDBY CURRENT-MAX:  5 ΜA

SUBCATEGORY:  FLASH MEMORIES

SUPPLY CURRENT-MAX:  60 ΜA

SUPPLY VOLTAGE-MAX (VSUP):  5.5 V

SUPPLY VOLTAGE-MIN (VSUP):  4.5 V

SUPPLY VOLTAGE-NOM (VSUP):  5 V

SURFACE MOUNT:  YES

TECHNOLOGY:  CMOS

TEMPERATURE GRADE:  COMMERCIAL

TERMINAL FINISH:  TIN/LEAD (SN/PB)

TERMINAL FORM:  GULL WING

TERMINAL PITCH:  500 ΜM

TERMINAL POSITION:  DUAL

TIME@PEAK REFLOW TEMPERATURE-MAX (S):  30

TOGGLE BIT:  YES

TYPE:  NOR TYPE

WIDTH:  12 MM