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93AA46 Dataheets PDF



Part Number 93AA46
Manufacturers Microchip Technology
Logo Microchip Technology
Description 1K Microwire Serial EEPROM
Datasheet 93AA46 Datasheet93AA46 Datasheet (PDF)

Not recommended for new designs – Please use 93AA46C, 93AA56C or 93AA66C. 93AA46/56/66 1K/2K/4K 1.8V Microwire Serial EEPROM Features: • Single supply with programming operation down to 1.8V • Low-power CMOS technology: - 70 A typical active read current at 1.8V - 2 A typical standby current at 1.8V • ORG pin selectable memory configuration: - 128 x 8- or 64 x 16-bit organization (93AA46) - 256 x 8- or 128 x 16-bit organization (93AA56) - 512 x 8 or 256 x 16-bit organization (93AA66) • Self-.

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Not recommended for new designs – Please use 93AA46C, 93AA56C or 93AA66C. 93AA46/56/66 1K/2K/4K 1.8V Microwire Serial EEPROM Features: • Single supply with programming operation down to 1.8V • Low-power CMOS technology: - 70 A typical active read current at 1.8V - 2 A typical standby current at 1.8V • ORG pin selectable memory configuration: - 128 x 8- or 64 x 16-bit organization (93AA46) - 256 x 8- or 128 x 16-bit organization (93AA56) - 512 x 8 or 256 x 16-bit organization (93AA66) • Self-timed erase and write cycles (including auto-erase) • Automatic ERAL before WRAL • Power on/off data protection circuitry • Industry standard 3-wire serial I/O • Device status signal during erase/write cycles • Sequential read function • 1,000,000 E/W cycles ensured • Data retention > 200 years • 8-pin PDIP/SOIC (SOIC in JEDEC and EIAJ standards) • Temperature ranges supported: - Commercial (C): 0°C to +70°C - Industrial (I): -40°C to +85°C Description: The Microchip Technology Inc. 93AA46/56/66 are 1K, 2K and 4K low voltage serial Electrically Erasable PROMs. The device memory is configured as x8 or x16 bits depending on the ORG pin setup. Advanced CMOS technology makes these devices ideal for low power nonvolatile memory applications. The 93AA Series is available in standard 8-pin PDIP and surface mount SOIC packages. The rotated pin-out 93AA46X/ 56X/66X are offered in the “SN” package only. Package Types PDIP CS 1 CLK 2 DI 3 DO 4 SOIC CS 1 CLK 2 DI 3 DO 4 SOIC NU 1 Vcc 2 CS 3 CLK 4 93AA46X 93AA56X 93AA66X 93AA46 93AA56 93AA66 93AA46 93AA56 93AA66 8 VCC 7 NU 6 ORG 5 V SS 8 VCC 7 NU 6 ORG 5 V SS 8 ORG 7 Vss 6 DO 5 DI Block Diagram VCC VSS Memory Array DI ORG CS CLK Data Register Mode Decode Logic Clock Generator Address Decoder Address Counter Output Buffer DO  1998-2012 Microchip Technology Inc. DS20067K-page 1 93AA46/56/66 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings(†) VCC.............................................................................................................................................................................7.0V All inputs and outputs w.r.t. VSS ......................................................................................................... -0.6V to VCC +1.0V Storage temperature ...............................................................................................................................-65°C to +150°C Ambient temperature with power applied ................................................................................................-40°C to +125°C Soldering temperature of leads (10 seconds) .......................................................................................................+300°C ESD protection on all pins ..........................................................................................................................................4 kV † NOTICE: Stresses above those listed under “Absolute Maximu.


9338 93AA46 93AA56


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