Product Summary
The CAT28C256LI-12T is a fast, low power, 5V-only CMOS parallel EEPROM organized as 32K x 8-bits. The CAT28C256LI-12T requires a simple interface for in-system programming. On-chip address and data latches, self-timed write cycle with auto-clear and VCC power up/down write protection eliminate additional timing and protection hardware. DATA Polling and Toggle status bits signal the start and end of the self-timed write cycle. Additionally, the CAT28C256 features hardware and software write protection. The CAT28C256LI-12T is manufactured using Catalyst’s advanced CMOS floating gate technology. It is designed to endure 100,000 program/erase cycles and has a data retention of 100 years. The device of the CAT28C256LI-12T is available in JEDEC approved 28-pin DIP package.
Parametrics
CAT28C256LI-12T absolute maximum ratings: (1)Temperature Under Bias: –55°C to +125°C; (2)Storage Temperature: –65°C to +150°C; (3)Voltage on Any Pin with Respect to Ground: 2.0V to +VCC + 2.0V; (4)VCC with Respect to Ground: –2.0V to +7.0V; (5)Package Power Dissipation Capability (Ta = 25°C): 1.0W; (6)Lead Soldering Temperature (10 secs): 300°C; (7)Output Short Circuit Current: 100 mA.
Features
CAT28C256LI-12T features: (1)Fast read access times: 120/150ns; (2)Low power CMOS dissipation: 25 mA (Active max), 150 μA (Standby max); (3)Simple write operation: On-chip address and data latches, Self-timed write cycle with auto-clear; (4)Fast write cycle time: 5ms (max); (10)CMOS and TTL compatible I/O.
Diagrams
CAT22C10 |
Other |
Data Sheet |
Negotiable |
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CAT22C10JI-20 |
Catalyst (ON Semiconductor) |
NVRAM 256bit (64x4) 5V |
Data Sheet |
Negotiable |
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CAT22C10L-20 |
Catalyst (ON Semiconductor) |
NVRAM 256bit (64x4) 5V |
Data Sheet |
Negotiable |
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CAT22C10L-30 |
Catalyst Semiconductor Inc |
IC NVRAM 256BIT 64X4 18DIP |
Data Sheet |
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CAT22C10LI20 |
ON Semiconductor |
NVRAM 256bit (64x4) 5V |
Data Sheet |
Negotiable |
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CAT22C10LI30 |
ON Semiconductor |
NVRAM 256bit (64x4) 5V |
Data Sheet |
Negotiable |
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