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AT52BR1664AT-90CI Datasheet

  • AT52BR1664AT-90CI

  • 16-megabit Flash + 4-megabit SRAM Stack Memory

  • 35頁

  • ATMEL   ATMEL

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Features
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16-Mbit (x16) Flash and 4-megabit SRAM
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2.7V to 3.3V Operating Voltage
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Low Operating Power
鈥?40 mA Operating Current (Maximum)
鈥?35 碌A(chǔ) Standby Current (Maximum)
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Industrial Temperature Range
Flash
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2.7V to 3.3V Read/Write
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Access Time 鈥?70 ns, 90 ns
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Sector Erase Architecture
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鈥?Thirty-one 32K Word (64K Byte) Sectors with Individual Write Lockout
鈥?Eight 4K Word (8K Byte) Sectors with Individual Write Lockout
Fast Word Program Time 鈥?12 碌s
Suspend/Resume Feature for Erase and Program
鈥?Supports Reading and Programming from Any Sector by Suspending Erase of a
Different Sector
鈥?Supports Reading Any Word by Suspending Programming of Any Other Word
Low-power Operation
鈥?12 mA Active
鈥?13 碌A(chǔ) Standby
Data Polling, Toggle Bit, Ready/Busy for End of Program Detection
VPP Pin for Write Protection and Accelerated Program/Erase Operations
RESET Input for Device Initialization
Sector Lockdown Support
Top/Bottom Boot Block Configuration
128-bit Protection Register
Minimum 100,000 Erase Cycles
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16-megabit
Flash +
4-megabit
SRAM Stack
Memory
AT52BR1664A
AT52BR1664AT
SRAM
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4-megabit (256K x 16)
2.7V to 3.3V V
CC
Operating Voltage
70 ns Access Time
Fully Static Operation and Tri-state Output
1.2V (Min) Data Retention
Device Number
AT52BR1664A(T)
Flash Configuration
16M (1M x 16)
SRAM Configuration
4M (256K x 16)
Rev. 3361C鈥揝TKD鈥?/04
1

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