ADDITIONAL FEATURE:  COMPATIBLE WITH 10BASE5 TYPE A AND 10BASE2 TYPE B

ADDRESS BUS WIDTH:  24

BOUNDARY SCAN:  NO

BUS COMPATIBILITY:  8086; 68000; 29000; Z8000; LSI-11

DATA ENCODING/DECODING METHOD:  NRZ

EXTERNAL DATA BUS WIDTH:  16

JESD-30 CODE:  R-PDIP-T48

JESD-609 CODE:  E0

LENGTH:  61.849 MM

LOW POWER MODE:  NO

MANUFACTURER:  AMD

MANUFACTURER PART NUMBER:  AM7990PC/80

NUMBER OF DMA CHANNELS:  1

NUMBER OF I/O LINES:  0

NUMBER OF SERIAL I/OS:  1

NUMBER OF TERMINALS:  48

ON CHIP DATA RAM WIDTH:  0

OPERATING TEMPERATURE-MAX:  70 °C

OPERATING TEMPERATURE-MIN:  0 °C

PACKAGE BODY MATERIAL:  PLASTIC/EPOXY

PACKAGE CODE:  DIP

PACKAGE DESCRIPTION:  DIP, DIP48,.6

PACKAGE EQUIVALENCE CODE:  DIP48,.6

PACKAGE SHAPE:  RECTANGULAR

PACKAGE STYLE:  IN-LINE

PART PACKAGE CODE:  DIP

PEAK REFLOW TEMPERATURE (CEL):  NOT SPECIFIED

PIN COUNT:  48

POWER SUPPLIES:  5 V

QUALIFICATION STATUS:  NOT QUALIFIED

RAM (WORDS):  0

SEATED HEIGHT-MAX:  5.715 MM

SUBCATEGORY:  SERIAL IO/COMMUNICATION CONTROLLERS

SUPPLY CURRENT-MAX:  270 MA

SUPPLY VOLTAGE-MAX:  5.25 V

SUPPLY VOLTAGE-MIN:  4.75 V

SUPPLY VOLTAGE-NOM:  5 V

SURFACE MOUNT:  NO

TECHNOLOGY:  NMOS

TEMPERATURE GRADE:  COMMERCIAL

TERMINAL FINISH:  TIN/LEAD (SN/PB)

TERMINAL FORM:  THROUGH-HOLE

TERMINAL PITCH:  2.54 MM

TERMINAL POSITION:  DUAL

TIME@PEAK REFLOW TEMPERATURE-MAX (S):  NOT SPECIFIED

WIDTH:  15.24 MM

UPS/UCS/PERIPHERAL ICS TYPE:  SERIAL IO/COMMUNICATION CONTROLLER, LAN