HB56D136 Description
The HB56D136 is a 1-M × 36-bit dynamic RAM module, mounted 8 pieces of 4 Mbit DRAM (HM514400CS/CLS) sealed in SOJ package and 2 pieces of 2 Mbit DRAM (HM512200BS/BLS) sealed in SOJ package. An outline of the HB56D136 is 72-pin single in-line package. Therefore, the HB56D136 makes high density mounting possible without surface mount technology.
HB56D136 Key Features
- 72-pin
- Lead pitch: 1.27 mm
- Single 5 V (±5%) supply
- High speed
- Access time: 60 ns/70 ns/80 ns (max)
- Low power dissipation
- Active mode: 5.46 W/4.94 W/4.41 W (max)
- Standby mode: 105 mW (max)
- Fast page mode capability
- 1,024 refresh cycle: 16 ms