JESD-30 CODE:  R-PDSO-J28

LENGTH:  18.41 MM

MANUFACTURER:  OKI ELECTRIC INDUSTRY CO LTD

MANUFACTURER PART NUMBER:  MSM518221A-25JS

MEMORY DENSITY:  2.0972 MBIT

MEMORY IC TYPE:  MEMORY CIRCUIT

MEMORY WIDTH:  8

NUMBER OF FUNCTIONS:  1

NUMBER OF TERMINALS:  28

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:  256KX8

PACKAGE BODY MATERIAL:  PLASTIC/EPOXY

PACKAGE CODE:  SOJ

PACKAGE DESCRIPTION:  SOJ,

PACKAGE SHAPE:  RECTANGULAR

PACKAGE STYLE:  SMALL OUTLINE

PART PACKAGE CODE:  SOJ

PIN COUNT:  28

QUALIFICATION STATUS:  NOT QUALIFIED

SEATED HEIGHT-MAX:  3.75 MM

SUPPLY VOLTAGE-MAX (VSUP):  5.5 V

SUPPLY VOLTAGE-MIN (VSUP):  4.5 V

SUPPLY VOLTAGE-NOM (VSUP):  5 V

SURFACE MOUNT:  YES

TEMPERATURE GRADE:  COMMERCIAL

TERMINAL FORM:  J BEND

TERMINAL PITCH:  1.27 MM

TERMINAL POSITION:  DUAL

WIDTH:  10.16 MM