dp8421a National Semiconductor Corporation, dp8421a Datasheet - Page 4

• Manufacturer Part Number: dp8421a
• Description: Microcmos Programmable 256k/1m/4m Dynamic Ram Controller/drivers
• Manufacturer: National Semiconductor Corporation

Connection Diagrams
TL F 8588 – 4
TL F 8588 – 3
Top View
Top View
FIGURE 2
FIGURE 3
Order Number DP8420AV-20 or DP8420AV-25
Order Number DP8421AV-20 or DP8421AV-25
See NS Package Number V68A
See NS Package Number V68A
TL F 8588 – 2
Top View
FIGURE 4
Order Number DP8422AV-20 or DP8422AV-25
See NS Package Number V84A
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