Product Summary

The W24257-70LL is a slow speed, low power CMOS static RAM organized as 8 bits that operates on a single 5volt power supply. The W24257-70LL is manufactured using Winbond’s high performance CMOS technology.

Parametrics

W24257-70LL absolute maximum ratings: (1)Supply Voltage to VSS Potential: -0.5 to +7.0V; (2)Input/Output to VSS Potential: -0.5 to VDD+0.5V; (3)Allowable Power Dissipation: 1.0W; (4)Storage Temperature: -65 to +150℃; (5)Operating Temperature: 0 to +70℃.

Features

W24257-70LL features: (1)Low power consumption; (2)Access time: 70 nS (max.); (3)Single +5V power supply; (4)Fully static operation; (5)All inputs and outputs directly TTL compatible; (6)Three-state outputs; (7)Battery back-up operation capability; (8)Data retention voltage: 2V (min.); (9)Packaged in 28-pin 330 mil SOP; (10)standard type one TSOP (8 mm x 13.4 mm ).

Diagrams

W24257-70LL block doagram

W2422R0JBLF
W2422R0JBLF
IRC
Wirewound Resistors - Through Hole 22ohm 14watt 5%
Data Sheet
0-1: $2.77
1-25: $2.23
25-50: $1.79
50-100: $1.64
W24256
W24256
Other

Data Sheet
Negotiable 
W242R20JBLF
W242R20JBLF
IRC
Wirewound Resistors - Through Hole 2.2ohm 14watt 5%
Data Sheet
0-1: $3.17
1-25: $2.55
25-50: $2.04
50-100: $1.87
W24258S-70LE
W24258S-70LE
Other

Data Sheet
Negotiable 
W24258-70LL
W24258-70LL
Other

Data Sheet
Negotiable 
W24258-55LL
W24258-55LL
Other

Data Sheet
Negotiable