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Part Number: HM628128D
Description: The Hitachi HM628128D Series is 1-Mbit static RAM organized 131,072-kword ´ 8-bit. HM628128D Series has realized ...
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HM628128D
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DataSheet
General Description
HM628128D General Description
The Hitachi HM628128D Series is 1-Mbit static RAM organized 131,072-kword ´ 8-bit. HM628128D Series has realized higher density, higher performance and low power consumption by employing Hi- CMOS process technology. The HM628128D Series offers low power standby power dissipation; therefore, it is suitable for battery backup systems. It has package variations of standard 32-pin plastic DIP, standard 32-pin plastic SOP and standard 32-pin plastic TSOPI.
HM628128D Maximum Ratings
| Parameter | Symbol | Value | Unit |
| Supply voltage relative to VSS | VCC | 0.5 to +7.0 | V |
| Voltage on any pin relative to VSS | VT | 0.5*1 to VCC+0.3*2 | V |
| Power dissipation | PT | 1.0 | W |
| Storage temperature range | Tstg | 55 to +125 | |
| Storage temperature range under bias | Tbias | 20 to +85 |
HM628128D Features
· Single 5 V supply: 5 V ± 10%
· Access time: 55 ns/70 ns (max)
· Power dissipation
- Active: 30 mW/MHz (typ)
- Standby: 10 mW (typ)
· Completely static memory.
- No clock or timing strobe required
· Equal access and cycle times
· Common data input and output
- Three state output
· Directly TTL compatible all inputs
· Battery backup operation
- 2 chip selection for battery backup
· Access time: 55 ns/70 ns (max)
· Power dissipation
- Active: 30 mW/MHz (typ)
- Standby: 10 mW (typ)
· Completely static memory.
- No clock or timing strobe required
· Equal access and cycle times
· Common data input and output
- Three state output
· Directly TTL compatible all inputs
· Battery backup operation
- 2 chip selection for battery backup
HM628128D Connection Diagram
HM628128DLFP-5
PDF/DataSheet Download
- Datasheet: HM628128DLFP-5
- File Size: 127174 KB
- Manufacturer: HITACHI [Hitachi Semiconductor]
- Click here to Download
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