Surface Mount  

YES

Number of Terminals  

20

Manufacturer Part Number  

LH604256K-80A

Rohs Code  

No

Part Life Cycle Code  

Obsolete

Ihs Manufacturer  

SHARP CORP

Package Description  

0.300 INCH, PLASTIC, SOJ-26/20

Risk Rank  

5.92

Access Time-Max  

80 ns

Number of Words  

262144 words

Number of Words Code  

256000

Operating Temperature-Max  

70 °C

Package Body Material  

PLASTIC/EPOXY

Package Code  

SOJ

Package Shape  

RECTANGULAR

Package Style  

SMALL OUTLINE

Supply Voltage-Nom (Vsup)  

5 V

JESD-609 Code  

e0

Terminal Finish  

Tin/Lead (Sn/Pb)

Additional Feature  

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

Terminal Position  

DUAL

Terminal Form  

J BEND

Peak Reflow Temperature (Cel)  

NOT SPECIFIED

Number of Functions  

1

Terminal Pitch  

1.25 mm

Reach Compliance Code  

unknown

Time@Peak Reflow Temperature-Max (s)  

NOT SPECIFIED

JESD-30 Code  

R-PDSO-J20

Qualification Status  

Not Qualified

Supply Voltage-Max (Vsup)  

5.5 V

Temperature Grade  

COMMERCIAL

Supply Voltage-Min (Vsup)  

4.5 V

Number of Ports  

1

Operating Mode  

ASYNCHRONOUS

Organization  

256KX4

Output Characteristics  

3-STATE

Seated Height-Max  

3.7 mm

Memory Width  

4

Memory Density  

1048576 bit

Memory IC Type  

FAST PAGE DRAM

Refresh Cycles  

512

Access Mode  

FAST PAGE

Length  

17.2 mm

Width  

8.43 mm