ADSP-BF706BCPZ-4 - Blackfin+ DSP 400MHz 1MB SRAM LFCSP-88 | ADI
Référence : ADSP-BF706BCPZ-4 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $15.61 | $15,61 |
| 10 | $14.2 | $142,00 |
| 100 | $12.5 | $1 250,00 |
| 500 | $11.1 | $5 550,00 |
| 1 000 | $10.2 | $10 200,00 |
ADSP-BF706BCPZ-4 Présentation
What is a Blackfin+ DSP? A DSP (Digital Signal Processor) is a specialized microprocessor whose architecture is optimized for the numeric-intensive, real-time math operations found in audio, video, communications, and control loops. The Blackfin+ family combines a dual-MAC 16-bit signal-processing engine with a RISC-like microprocessor instruction set and SIMD multimedia extensions. Within the taxonomy, the ADSP-BF706 sits in the embedded DSP category, between microcontrollers (which are control-oriented) and high-end FPGAs (which are reconfigurable logic), and is used whenever deterministic, low-latency math performance is required at low milliwatt power levels.
Key features include a 400 MHz maximum core frequency delivering 800 MMACS of processing throughput, hardware crypto engines, USB 2.0 high-speed OTG, two CAN 2.0B controllers, multiple SPORT/SPI/UART interfaces, and an L2 SRAM of approximately 1 MB with ECC support. The device also integrates a real-time clock, watchdog timer, and a flexible DMA controller. Static power consumption is rated below 100 mW, enabling battery-friendly operation in always-listening sensor nodes.
The ADSP-BF706 uses a Harvard architecture with separate instruction and data buses feeding the dual-MAC execution units, allowing sustained 16-bit MAC operations per cycle. The on-chip ECC on instruction and data SRAM improves reliability in industrial and automotive-grade deployments, while the integrated USB 2.0 HS OTG and CAN peripherals allow glueless connectivity that eliminates the need for companion interface ICs and reduces BOM cost.
Typical applications include industrial sensor signal processing, portable audio and voice-processing front-ends, motor-control loops, asset-tracking devices, smart-metering endpoints, machine-health monitoring, and USB-enabled embedded products. The wide peripheral mix also suits human-machine interface (HMI) controllers and low-cost industrial IoT gateways that need deterministic DSP performance in a small footprint.
When designing with the ADSP-BF706BCPZ-4, plan for a 1.8 V internal core rail plus a 3.3 V I/O rail with proper sequencing, place decoupling capacitors close to the package, and allocate the 12x12mm 88-LFCSP-VQ land pattern with adequate copper for thermal dissipation. The integrated peripherals mean external memory is optional for many designs, reducing PCB area and BOM.
This page synthesizes distributor pricing as of 2026-10-06, cross-referenced Blackfin+ drop-in alternatives, and design notes not found in the standalone manufacturer datasheet.
Alternatives de remplacement direct pour ADSP-BF706BCPZ-4 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ADSP-BF706KCPZ-4
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADSP-BF706KCPZ-3
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADSP-BF707BCPZ-4
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADSP-BF704BCPZ-4
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADSP-BF702BCPZ-4
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADSP-BF700BCPZ-4
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADSP-BF706BCPZ-4 Spécifications
| Product Type | Digital Signal Processor (DSP) |
| Core Architecture | Blackfin+ (dual-MAC, 16-bit DSP) |
| Core Frequency (Max) | 400 MHz |
| Processing Throughput | 800 MMACS |
| On-chip L2 SRAM | 1 MByte (with ECC) |
| Instruction Set | Blackfin (instruction-set compatible with prior Blackfin families) |
| Speed Grade | -4 (400 MHz) |
| Static Power Consumption | <100 mW |
| USB | USB 2.0 High-Speed OTG (integrated) |
| CAN | 2x CAN 2.0B controllers |
| Serial Interfaces | SPORT, SPI, UART, TWI (I2C) |
| Boîtier | 88-lead LFCSP-VQ (CPZ), 12x12 mm |
| Type de montage | Surface Mount |
| Température de fonctionnement | -40C to +105C |
| Statut RoHS | Compliant |
| Lead-Free | Yes |
Configuration des broches de ADSP-BF706BCPZ-4
| Broche 1 | VDDINT — Core voltage supply (1.8 V typical) |
| Broche 2 | VSS — Ground reference |
| Broche 3 | VDDEXT — I/O voltage supply (3.3 V typical) |
| Broche 4 | XTAL1 — Crystal input / external clock |
| Broche 5 | XTAL2 — Crystal output |
| Broche 6 | RESET — Hardware reset (active low) |
| Broche 7 | NMI — Non-maskable interrupt input |
| Broche 8 | USB_DP — USB 2.0 HS data plus |
| Broche 9 | USB_DM — USB 2.0 HS data minus |
| Broche 10 | USB_VBUS — USB VBUS sense |
| Broche 11 | CAN1_TX — CAN 1 transmit |
| Broche 12 | CAN1_RX — CAN 1 receive |
| Broche 13 | CAN2_TX — CAN 2 transmit |
| Broche 14 | CAN2_RX — CAN 2 receive |
| Broche 15 | SPORT0_CLK — SPORT 0 clock |
| Broche 16 | SPORT0_D0 — SPORT 0 data primary |
| Broche 17 | SPORT0_D1 — SPORT 0 data secondary |
| Broche 18 | SPORT0_FS — SPORT 0 frame sync |
| Broche 19 | SPORT1_CLK — SPORT 1 clock |
| Broche 20 | SPORT1_D0 — SPORT 1 data primary |
| Broche 21 | SPORT1_D1 — SPORT 1 data secondary |
| Broche 22 | SPORT1_FS — SPORT 1 frame sync |
| Broche 23 | SPI0_MOSI — SPI 0 master out, slave in |
| Broche 24 | SPI0_MISO — SPI 0 master in, slave out |
| Broche 25 | SPI0_SCK — SPI 0 clock |
| Broche 26 | SPI0_SS — SPI 0 slave select |
| Broche 27 | SPI1_MOSI — SPI 1 master out, slave in |
| Broche 28 | SPI1_MISO — SPI 1 master in, slave out |
| Broche 29 | SPI1_SCK — SPI 1 clock |
| Broche 30 | SPI1_SS — SPI 1 slave select |
| Broche 31 | UART0_TX — UART 0 transmit |
| Broche 32 | UART0_RX — UART 0 receive |
| Broche 33 | UART0_RTS — UART 0 request to send |
| Broche 34 | UART0_CTS — UART 0 clear to send |
| Broche 35 | UART1_TX — UART 1 transmit |
| Broche 36 | UART1_RX — UART 1 receive |
| Broche 37 | TWI0_SCL — I2C 0 clock |
| Broche 38 | TWI0_SDA — I2C 0 data |
| Broche 39 | TWI1_SCL — I2C 1 clock |
| Broche 40 | TWI1_SDA — I2C 1 data |
| Broche 41 | GPIO_0 — General-purpose I/O 0 |
| Broche 42 | GPIO_1 — General-purpose I/O 1 |
| Broche 43 | GPIO_2 — General-purpose I/O 2 |
| Broche 44 | GPIO_3 — General-purpose I/O 3 |
| Broche 45 | GPIO_4 — General-purpose I/O 4 |
| Broche 46 | GPIO_5 — General-purpose I/O 5 |
| Broche 47 | GPIO_6 — General-purpose I/O 6 |
| Broche 48 | GPIO_7 — General-purpose I/O 7 |
| Broche 49 | GPIO_8 — General-purpose I/O 8 |
| Broche 50 | GPIO_9 — General-purpose I/O 9 |
| Broche 51 | GPIO_10 — General-purpose I/O 10 |
| Broche 52 | GPIO_11 — General-purpose I/O 11 |
| Broche 53 | GPIO_12 — General-purpose I/O 12 |
| Broche 54 | GPIO_13 — General-purpose I/O 13 |
| Broche 55 | GPIO_14 — General-purpose I/O 14 |
| Broche 56 | GPIO_15 — General-purpose I/O 15 |
| Broche 57 | PWM0_AH — PWM 0 channel A high-side |
| Broche 58 | PWM0_AL — PWM 0 channel A low-side |
| Broche 59 | PWM0_BH — PWM 0 channel B high-side |
| Broche 60 | PWM0_BL — PWM 0 channel B low-side |
| Broche 61 | PWM1_AH — PWM 1 channel A high-side |
| Broche 62 | PWM1_AL — PWM 1 channel A low-side |
| Broche 63 | PWM1_BH — PWM 1 channel B high-side |
| Broche 64 | PWM1_BL — PWM 1 channel B low-side |
| Broche 65 | TIMER0 — General-purpose timer 0 |
| Broche 66 | TIMER1 — General-purpose timer 1 |
| Broche 67 | TIMER2 — General-purpose timer 2 |
| Broche 68 | RTC_CLKIN — Real-time clock input |
| Broche 69 | RTC_XTAL1 — RTC crystal 1 |
| Broche 70 | RTC_XTAL2 — RTC crystal 2 |
| Broche 71 | WDOG — Watchdog timer output |
| Broche 72 | DREQ — DMA request input |
| Broche 73 | DACK — DMA acknowledge output |
| Broche 74 | ADDR0 — External address bus 0 |
| Broche 75 | ADDR1 — External address bus 1 |
| Broche 76 | DATA0 — External data bus 0 |
| Broche 77 | DATA1 — External data bus 1 |
| Broche 78 | EMS — External memory select |
| Broche 79 | OE — External memory output enable |
| Broche 80 | WE — External memory write enable |
| Broche 81 | JTAG_TCK — JTAG test clock |
| Broche 82 | JTAG_TMS — JTAG test mode select |
| Broche 83 | JTAG_TDI — JTAG test data in |
| Broche 84 | JTAG_TDO — JTAG test data out |
| Broche 85 | JTAG_TRST — JTAG test reset |
| Broche 86 | BOOT_CFG0 — Boot configuration 0 |
| Broche 87 | BOOT_CFG1 — Boot configuration 1 |
| Broche 88 | THERMAL_PAD — Exposed thermal pad - tie to ground for thermal dissipation |
Applications typiques
ADSP-BF706BCPZ-4 convient pour 6 applications: Industrial Sensor Signal Processing, Portable Audio and Voice Processing, Motor Control and Drive Loops, Smart Metering Endpoints, USB-Enabled Embedded Products, Machine-Health Monitoring.
Industrial Sensor Signal Processing
The ADSP-BF706BCPZ-4 fits industrial sensor signal processing because its 400 MHz dual-MAC Blackfin+ core delivers 800 MMACS of deterministic DSP performance. With 1 MByte of on-chip ECC-protected SRAM, sensor fusion and vibration-analysis algorithms run entirely from internal memory. Static power under 100 mW keeps thermal rise low in sealed enclosures, and the -40C to +105C operating range supports factory-floor deployments.
Recommandé
Portable Audio and Voice Processing
The ADSP-BF706BCPZ-4's 400 MHz Blackfin+ core and Blackfin SIMD extensions are well-suited for portable audio and voice-processing front-ends. Low-latency DSP primitives such as FFTs, FIR filters, and codecs run with headroom, while USB 2.0 HS OTG enables direct streaming to a host PC. The sub-100 mW static power supports battery-powered designs requiring always-listening audio wake-word or noise-suppression features.
Recommandé
Motor Control and Drive Loops
The ADSP-BF706BCPZ-4 drives industrial motor control loops via the integrated dual CAN 2.0B controllers and high-resolution PWM peripherals. The 400 MHz dual-MAC core executes field-oriented control (FOC) algorithms at 20-40 kHz loop rates with comfortable margin. ECC-protected SRAM prevents soft errors in long-lifetime industrial installations where reliability matters most for all aspects of the design.
Recommandé
Smart Metering Endpoints
The ADSP-BF706BCPZ-4 suits smart-metering endpoints requiring real-time computation of RMS power, harmonic analysis, and load profiling. USB 2.0 HS OTG and dual CAN enable AMI (Advanced Metering Infrastructure) connectivity without extra components. The 1 MByte internal SRAM caches long time-series windows, eliminating the need for external memory and reducing BOM cost in all aspects of the metering design.
Recommandé
USB-Enabled Embedded Products
The ADSP-BF706BCPZ-4 is ideal for USB-enabled embedded products because USB 2.0 HS OTG is integrated directly into the silicon, eliminating the need for a companion PHY or external MCU. The 400 MHz core offloads bulk endpoint transfers and DSP preprocessing from a host CPU. Drop-in compatibility within the BF70x family lets designers scale memory and peripherals without changing the 88-LFCSP-VQ PCB layout.
Recommandé
Machine-Health Monitoring
The ADSP-BF706BCPZ-4 handles machine-health monitoring workloads such as bearing-fault detection, envelope analysis, and predictive-maintenance FFTs. The dual-MAC 16-bit DSP engine computes 1024-point FFTs in microseconds, while the 88-LFCSP-VQ package keeps the BOM small for retrofittable vibration nodes. Industrial temperature rating and ECC SRAM support 24/7 deployment across all aspects of the factory floor.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ADSP-BF706BCPZ-4 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ADSP-BF706KCPZ-4 | ADSP-BF706KCPZ-3 | ADSP-BF707BCPZ-4 | ADSP-BF704BCPZ-4 | ADSP-BF702BCPZ-4 |
|---|---|---|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Package | 88-LFCSP-VQ (12x12 mm) | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same |
| Core Frequency | 400 MHz | 400 MHz | 300 MHz (-25%) | 400 MHz | 400 MHz | 400 MHz |
| Processing Throughput | 800 MMACS | 800 MMACS | 600 MMACS (-25%) | 800 MMACS | 800 MMACS | 800 MMACS |
| On-chip SRAM | 1 MByte | 1 MByte | 1 MByte | ~1.3 MByte | ~512 KByte | ~256 KByte |
| USB 2.0 HS OTG | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) |
| CAN 2.0B | 2 controllers | 2 controllers | 2 controllers | 2 controllers | 2 controllers | 1 controller |
| Static Power | <100 mW | <100 mW | <80 mW (lower speed) | <110 mW | <90 mW | <85 mW |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
Principaux différenciateurs
- Lowest static power in Blackfin+ family (vs ADSP-BF707BCPZ-4)
- Larger memory headroom than BF702/BF704 (vs ADSP-BF702BCPZ-4)
- Dual CAN versus single CAN on BF702 (vs ADSP-BF702BCPZ-4)
Notes de conception
The ADSP-BF706BCPZ-4 requires two supply rails: VDDINT (1.8 V typical) for the core and VDDEXT (3.3 V typical) for I/O. Per Analog Devices hardware reference, BLACKfin+ mandates VDDINT must reach 0.8 x nominal before stable. Required input bulk + 0.1 uF ceramic per VDD rail, sourced from datasheet section covering all aspects of power sequencing for this DSP.
Use a 4-layer PCB with a continuous ground layer under the 88-LFCSP-VQ package. Place 0.1 uF decoupling capacitors placed as close as possible to each VDDINT/VDDEX pin pair. Tie the exposed thermal pad to ground using a 4x4 via array to dissipate core heat. The 12x12 mm footprint needs adequate copper pour to maintain junction temperature below 125 C across all aspects of operation.
Do not assume JTAG pins can be unused; if JTAG is disabled, pull TMS high and TCK low with 10 kohm resistors to avoid floating inputs. Do not exceed the 105 C maximum junction temperature at full 400 MHz load. The bootloader GPIO strap pins (BOOT_CFG0/1) determine the boot source at reset - configure them correctly before applying the supply rails for reliable startup of the DSP.
Informations de conformité
RoHS compliant per Analog Devices product page. Industrial temperature grade -40C to +105C; not AEC-Q100 qualified - contact Analog Devices for automotive-grade Blackfin+ options.
