DP8420AV-25 National Semiconductor, DP8420AV-25 Datasheet - Page 32

• Manufacturer Part Number: DP8420AV-25
• Description: IC CTRLR 256K DRAM PROG 68PLCC
• Manufacturer: National Semiconductor

Specifications of DP8420AV-25

• Controller Type: Dynamic RAM (DRAM) Controller, Drivers
• Mounting Type: Surface Mount
• Package / Case: 68-LCC (J-Lead)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Supply: -
• Voltage - Supply: -
• Operating Temperature: -
• Interface: -
• Other names: *DP8420AV-25

7 0 RAS and CAS Configuration Modes
(Continued)
TL F 8588– D1
FIGURE 26c DRAM Array Setup for 16-Bit System (C6 C5 C4
1 1 0 during Programming)
e
TL F 8588 – D2
FIGURE 26d 8 Bank DRAM Array for 16-Bit System (C6 C5 C4
1 1 0 during Programming)
e
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