Product Summary

The ADSP-2181BSTZ-133 is a single-chip microcomputer optimized for digital signal processing (DSP) and other high speed numeric processing applications. The ADSP-2181BSTZ-133 integrates 80K bytes of on-chip memory configured as 16K words (24-bit) of program RAM, and 16K words (16-bit) of data RAM. Power-down circuitry is also provided to meet the low power needs of battery operated portable equipment. The ADSP-2181BSTZ-133 is available in 128-lead TQFP packages.

Parametrics

ADSP-2181BSTZ-133 absolute maximum ratings: (1)Supply Voltage:-0.3 to +7V; (2)Input Voltage:–0.3 V to VDD + 0.3 V; (3)Output Voltage Swing:–0.3 V to VDD + 0.3 V; (4)Operating Temperature Range (Ambient):-40℃ to +85℃; (5)Storage Temperature Range:–65℃ to +150℃; (6)Lead Temperature(5 sec):+280℃.

Features

ADSP-2181BSTZ-133 features: (1)25 ns Instruction Cycle Time from 20 MHz Crystal @ 5.0 Volts; (2)40 MIPS Sustained Performance; (3)Single-Cycle Instruction Execution; (4)Single-Cycle Context Switch; (5)3-Bus Architecture Allows Dual Operand Fetches in Every Instruction Cycle; (6)Multifunction Instructions: Power-Down Mode Featuring Low CMOS Standby, Power Dissipation with 100 Cycle Recovery from Power-Down Condition; (7)Low Power Dissipation in Idle Mode; (8)ADSP-2100 Family Code Compatible, with Instruction Set Extensions; (9)80K Bytes of On-Chip RAM, Configured as 16K Words On-Chip Program Memory RAM, 16K Words On-Chip Data Memory RAM; (10)Dual Purpose Program Memory for Both Instruction and Data Storage; (11)Independent ALU, Multiplier/Accumulator, and Barrel Shifter Computational Units; (12)Two Independent Data Address Generators; (13)Powerful Program Sequencer Provides; (14)Programmable 16-Bit Interval Timer with Prescaler 128-Lead TQFP.

Diagrams

ADSP-2181BSTZ-133 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
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0-1: $28.62
1-10: $26.76
10-100: $23.21
100-250: $21.66
250-500: $20.63
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