GENERAL DESCRIPTION
The Austin Semiconductor, Inc. AS8ER128K32 is a 4 Megabit Radiation Tolerant EEPROM Module organized as 128K x 32 bit. User configurable to 256K x16 or 512Kx 8. The module achieves high speed access, low power consumption and high reliability by employing advanced CMOS memory technology.

FEATURES
• Access time of 150ns, 200ns, 250ns
• Operation with single 5V + 10% supply
• Power Dissipation:
    Active: 1.43 W (MAX), Max Speed Operation
    Standby: 7.7 mW (MAX), Battery Back-up Mode
• Automatic Byte Write: 10 ms (MAX)
• Automatic Page Write (128 bytes): 10 ms (MAX)
• Data protection circuit on power on/off
• Low power CMOS
• 104 Erase/Write cycles (in Page Mode)
• Software data protection
• TTL Compatible Inputs and Outputs
• Data Retention: 10 years
• Ready/Busy and Data Polling Signals
• Write protection by RES pin
• Radiation Tolerant: Proven total dose 40K to 100K RADS*
• Shielded Package for Best Radiation Immunity
• Operating Temperature Ranges:
    Military: -55oC to +125oC
    Industrial: -40oC to +85oC