Part Number: AS7C256A-15TIN vs AS7C164A-15PCNTR

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Part Number: AS7C256A-15TIN AS7C164A-15PCNTR
Manufacturer: Alliance Memory, Inc. Alliance Memory, Inc.
Description: IC SRAM 256KBIT 15NS 28TSOP Memory IC 35.306mm mm
Quantity Available: Available Available
Datasheets: - -
Factory Lead Time 8 Weeks 8 Weeks
Mounting Type Surface Mount Through Hole
Package / Case 28-TSSOP (0.465, 11.80mm Width) 28-DIP (0.300, 7.62mm)
Number of Pins 28 -
Supplier Device Package 28-TSOP I -
Operating Temperature -40°C~85°C TA 0°C~70°C TA
Packaging Tray Tape & Reel (TR)
Published 2001 2009
Part Status Active Active
Moisture Sensitivity Level (MSL) 3 (168 Hours) 3 (168 Hours)
Max Operating Temperature 85°C -
Min Operating Temperature -40°C -
Technology SRAM - Asynchronous SRAM - Asynchronous
Voltage - Supply 4.5V~5.5V 4.5V~5.5V
Operating Supply Voltage 5V -
Interface Parallel -
Max Supply Voltage 5.5V -
Min Supply Voltage 4.5V -
Memory Size 256Kb 32K x 8 64Kb 8K x 8
Number of Ports 1 -
Memory Type Volatile Volatile
Access Time 15ns -
Memory Format SRAM SRAM
Memory Interface Parallel Parallel
Write Cycle Time - Word, Page 15ns 15ns
Address Bus Width 15b -
Density 256 kb -
Radiation Hardening No -
RoHS Status ROHS3 Compliant RoHS Compliant
Surface Mount - NO
Number of Terminations - 28
HTS Code - 8542.32.00.41
Terminal Position - DUAL
Peak Reflow Temperature (Cel) - NOT SPECIFIED
Number of Functions - 1
Supply Voltage - 5V
Terminal Pitch - 2.54mm
Reach Compliance Code - compliant
Time@Peak Reflow Temperature-Max (s) - NOT SPECIFIED
JESD-30 Code - R-PDIP-T28
Supply Voltage-Max (Vsup) - 5.5V
Supply Voltage-Min (Vsup) - 4.5V
Organization - 8KX8
Memory Width - 8
Memory Density - 65536 bit
Access Time (Max) - 15 ns
Length - 35.306mm
Height Seated (Max) - 5.334mm
Width - 7.62mm
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