DP8419N-70 National Semiconductor, DP8419N-70 Datasheet - Page 19
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DP8419N-70
Manufacturer Part Number
DP8419N-70
Description
IC CTRLR 256K DRAM 48-DIP
Manufacturer
National Semiconductor
Datasheet
1.DP8419N-70.pdf
(28 pages)
Specifications of DP8419N-70
Controller Type
Dynamic RAM (DRAM) Controller, Drivers
Voltage - Supply
4.5 V ~ 5.5 V
Current - Supply
150mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
48-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Interface
-
Other names
*DP8419N-70
Applications
(Continued)
TL F 8396 – 20
FIGURE 8 Connecting the DP8419 Between the 16-bit Microprocessor and Memory
T is microprocessor’s clock period
TL F 8396 – 21
FIGURE 9 DP8419 Auto Refresh Access with WAIT States
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