Surface Mount  

YES

Number of Terminals  

28

Manufacturer Part Number  

28C64A-20/SO

Rohs Code  

No

Part Life Cycle Code  

Obsolete

Ihs Manufacturer  

MICROCHIP TECHNOLOGY INC

Part Package Code  

SOIC

Package Description  

SOP, SOP28,.4

Risk Rank  

8.67

Access Time-Max  

200 ns

Number of Words  

8192 words

Number of Words Code  

8000

Operating Temperature-Max  

70 °C

Package Body Material  

PLASTIC/EPOXY

Package Code  

SOP

Package Equivalence Code  

SOP28,.4

Package Shape  

RECTANGULAR

Package Style  

SMALL OUTLINE

Supply Voltage-Nom (Vsup)  

5 V

Reflow Temperature-Max (s)  

NOT SPECIFIED

JESD-609 Code  

e0

ECCN Code  

EAR99

Terminal Finish  

Tin/Lead (Sn/Pb)

Additional Feature  

AUTOMATIC WRITE; BULK ERASE; DATA RETENTION > 10 YEARS

HTS Code  

8542.32.00.51

Terminal Position  

DUAL

Terminal Form  

GULL WING

Peak Reflow Temperature (Cel)  

NOT SPECIFIED

Number of Functions  

1

Terminal Pitch  

1.27 mm

Reach Compliance Code  

unknown

Pin Count  

28

JESD-30 Code  

R-PDSO-G28

Qualification Status  

Not Qualified

Supply Voltage-Max (Vsup)  

5.5 V

Power Supplies  

5 V

Temperature Grade  

COMMERCIAL

Supply Voltage-Min (Vsup)  

4.5 V

Operating Mode  

ASYNCHRONOUS

Supply Current-Max  

0.03 mA

Organization  

8KX8

Output Characteristics  

3-STATE

Memory Width  

8

Standby Current-Max  

0.0001 A

Memory Density  

65536 bit

Parallel/Serial  

PARALLEL

Memory IC Type  

EEPROM

Programming Voltage  

5 V

Write Cycle Time-Max (tWC)  

1 ms

Data Retention Time-Min  

10

Data Polling  

YES

Toggle Bit  

NO

Command User Interface  

NO

Ready/Busy  

YES