Analog Devices ADSP-21991BSTZ DSP (Digital Signal Processors)
IC DSP CONTROLLER 16BIT 176-LQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ADSP-21991BSTZ
Category
Detailed Description
IC DSP CONTROLLER 16BIT 176-LQFP
Package
176-LQFP
Key Features
Package / Case: 176-LQFP; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
ADSP-21991BSTZ Datasheet
Quick Jump:
Technical Specifications
Analog Devices ADSP-21991BSTZ DSP (Digital Signal Processors) technical specifications.
General
Interface
SPI, SSP
Package / Case
176-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Type
Fixed Point
Clock Rate
160MHz
Non Volatile Memory
External
On Chip RAM
112kB
Voltage IO
3.30V
Voltage Core
2.50V
Alternate Parts Comparison (ADSP-21991BSTZ vs ADSP-21479KSWZ-1A vs ADSP-21488KSWZ-4B1 vs ADSP-BF532SBSTZ400)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 176-LQFP | 100-LQFP Exposed Pad | 176-LQFP Exposed Pad | 176-LQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Interface | SPI, SSP | DAI, DPI, EBI/EMI, I²C, SPI, SPORT, UART/USART | EBI/EMI, DAI, I²C, SPI, SPORT, UART/USART | SPI, SSP, UART |
| Clock Rate | 160MHz | 200MHz | 400MHz | 400MHz |
| Non Volatile Memory | External | ROM (4Mbit) | External | ROM (1kB) |
| On Chip RAM | 112kB | 5Mbit | 3Mbit | 84kB |
| Type | Fixed Point | Floating Point | Floating Point | Fixed Point |
| Voltage Core | 2.50V | 1.20V | 1.10V | 1.20V |
| Voltage IO | 3.30V | 3.30V | 3.30V | 3.30V |
| Action |
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