(China (Mainland))
Product Summary
The MB8421-90LP is a 2K* 8bits CMOS dual-port static random access memory. The MB8421-90LP provides the user with two separately controlled I/O ports with independent addresses, chip select, write enable, output enable, and I/O functions.
Parametrics
MB8421-90LP absolute maximum ratings: (1)supply voltage:-0.5V to +7V; (2)input voltage on any pin with respect to VSS:-0.5V to VCC+0.5V; (3)output voltage on any I/O pin with respect to VSS:-0.5V to VCC+0.5V; (4)output current:±20mA; (5)power dissipation:1.0W; (6)temperature under bias:-10℃ to +85℃; (7)storage temperature:-40℃ to +125℃.
Features
MB8421-90LP features: (1)organization:2048 words * 8bits; (2)static operation: no clocks or timing strobe required; (3)single +5V power supply ±10% tolerance; (4)TTL compatible inputs and outputs; (5)three-state outputs with OR-tie capacity; (6)electrostatic protection for all inputs and outputs; (7)address arbitration function: BUSY flag; (8)interrupt function for communication between systems; (9)data retention voltage:2V min.
Diagrams
| Image | Part No | Mfg | Description |  |
Pricing (USD) |
Quantity | ||||
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 MB8421-90LP |
Other |
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Data Sheet |
Negotiable |
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