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Analog Devices Inc. ADSP-21362BBCZ-1AA
- Part No.:
- ADSP-21362BBCZ-1AA
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 136-LFBGA, CSPBGA
- Datasheet:
-
ADSP-21362BBCZ-1AA.pdf
- Description:
- IC DSP 32BIT 333MHZ 136-CSPBGA
- Quantity:
- Payment:
- Shipping:
Inventory:614
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Product details
Overview
ADSP-21362BBCZ-1AA from Analog Devices is a 32-/40-bit floating-point SHARC® DSP optimized for high-performance automotive audio processing, featuring 333 MHz core instruction rate, 3M bits of on-chip SRAM, 4M bits of mask-programmable ROM, and integrated S/PDIF transceiver with DTCP security protocol. It executes two GFLOPS in SIMD mode and supports real-time audio decoding, sample rate conversion, and PWM-based power control in premium car audio head units.
For engineers reviewing the ADSP-21362BBCZ-1AA datasheet, ADSP-21362BBCZ-1AA pinout, ADSP-21362BBCZ-1AA application, or ADSP-21362BBCZ-1AA equivalent, key selection criteria include its 136-ball CSP_BGA package, dedicated ASRC (8-channel asynchronous sample rate converter), ROM-based JTAG security with 64-bit key enforcement, and hardware-accelerated audio peripherals including PCG, IDP, and DAI routing.
Technical Context
The ADSP-21362BBCZ-1AA implements a dual-processing-element SIMD core (PEX/PEY) with parallel ALU/multiplier/shifter units supporting IEEE 32-bit single-precision and 40-bit extended-precision floating-point arithmetic. Its enhanced Harvard architecture enables simultaneous fetch of one instruction and four operands per cycle via 64-bit PM/DM buses and instruction cache.
Peripherals are managed by an independent I/O processor with 32-bit DMA, six full-duplex serial ports (SPORTs), two SPI interfaces, 16 PWM outputs grouped in four sets, and a programmable digital audio interface (DAI) with SRU-based signal routing. The device integrates S/PDIF Tx/Rx, DTCP cipher, and four-channel ASRC with –128 dB SNR performance.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | Dual-element SIMD SHARC core with PEX/PEY execution units, enabling parallel 32-/40-bit floating-point operations at 333 MHz. |
| On-Chip Memory | 3M bits SRAM (96K × 32-bit max) + 4M bits mask-ROM, configurable for code/data separation with single-cycle access via PM/DM buses. |
| S/PDIF Interface | Integrated transmitter/receiver supporting I2S/left/right-justified formats (16–24 bit), biphase encoding, and SRU-routed clock/frame sync inputs. |
| DTCP Support | Digital Transmission Content Protection protocol implemented in hardware; enabled only on ADSP-21362 and ADSP-21365 variants per datasheet Table 2. |
| ASRC Performance | 8-channel asynchronous sample rate converter with –128 dB SNR, enabling jitter-free resampling between independent audio domains without CPU load. |
| PWM Outputs | 16 total PWM signals organized in four groups of four; supports center-aligned/edge-aligned waveforms and complementary paired output for motor/audio Class-D control. |
| Package Type | 136-ball CSP_BGA (0.5 mm pitch), thermally enhanced for automotive-grade thermal dissipation in compact audio amplifier modules. |
Pinout & Package
ADSP-21362BBCZ-1AA is housed in a 136-ball CSP_BGA package (ball pitch: 0.5 mm, body size: 12 mm × 12 mm) with exposed thermal pad for automotive thermal management. Pin functions follow the 136-ball BGA configuration defined in Analog Devices' ADSP-2136x Rev. J datasheet, Pages 50–52.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| DAI_P0–P19 | Digital Audio Interface I/O | Configurable DAI pins routed via SRU to ASRC, S/PDIF, SPORTs, or PCG; support time-division multiplexing and I2S frame alignment. |
| SPORT0–5 | Synchronous Serial Port | Six independent full-duplex serial ports with dedicated DMA; each supports TDM/I2S/left-justified modes up to fPCLK/4 data rate. |
| S/PDIF_TX, S/PDIF_RX | S/PDIF Transceiver I/O | Dedicated differential-capable pins for biphase-encoded digital audio transmission and reception; require external coupling capacitors. |
| PCG_ACLK/AFS, PCG_BCLK/BFS | Precision Clock Generator Output | Two independent clock/frame sync pairs derived from internal PLL; programmable dividers enable precise audio bit clock generation (e.g., 128×Fs). |
| PWM0–15 | Pulse-Width Modulation Output | 16 GPIO-mapped PWM outputs grouped as PWM0–3 (Group 0), PWM4–7 (Group 1), etc.; support dead-time insertion and complementary mode for Class-D amplifiers. |
| JTAG_TCK/TMS/TDI/TDO/TRST | JTAG Test Access Port | Boundary scan and emulation interface; requires 64-bit authentication key for memory access when ROM security is enabled. |
Key Features
| Feature | Design Value |
|---|---|
| ROM-Based Security Enforcement | Prevents unauthorized external boot and JTAG memory read unless correct 64-bit key is scanned; forces exclusive execution from internal mask-ROM. |
| Hardware ASRC Engine | Four independent SRC blocks deliver 8-channel asynchronous sample rate conversion at –128 dB SNR without consuming core cycles or memory bandwidth. |
| Signal Routing Unit (SRU) | Software-configurable matrix interconnect enabling dynamic routing between DAI peripherals (e.g., route IDP output to ASRC input or SPORT to S/PDIF). |
| Dual-Mode PWM Generator | Supports both center-aligned (symmetrical) and edge-aligned waveforms; double-update mode enables asymmetrical duty cycles for reduced harmonic distortion in 3-phase inverters. |
| DTCP Cryptographic Acceleration | Hardware-implemented Digital Transmission Content Protection cipher compliant with DTLA licensing; available only on ADSP-21362 and ADSP-21365. |
Applications
| Automotive Infotainment Head Unit | Digital Signal Processing Amplifier |
|---|---|
|
Use Scenario: Real-time multi-zone audio processing in premium vehicle infotainment systems with Bluetooth streaming, navigation voice prompts, and surround sound decoding. IC Role / Device Role / Timing Role: Primary audio DSP executing Dolby Pro Logic IIx, DTS ES, and bass management algorithms while synchronizing multiple audio sources via ASRC and PCG. Use Value: Eliminates need for external sample rate converters and reduces system latency by 120 μs through on-chip ASRC and zero-overhead circular buffer DMA. |
Use Scenario: High-fidelity Class-D amplifier module delivering >100 W/channel with adaptive thermal compensation and speaker protection. IC Role / Device Role / Timing Role: Real-time PWM waveform generator and feedback controller using IDP for analog input sampling and SPORTs for digital input acquisition. Use Value: Enables 16-channel synchronized PWM with <1 ns jitter via dedicated hardware timers and SRU-routed feedback paths for closed-loop current sensing. |
| Professional Audio Mixer | Home Theater AV Receiver |
|
Use Scenario: 32-channel live mixing console with dynamic EQ, reverb, and channel strip emulation running at 96 kHz/24-bit resolution. IC Role / Device Role / Timing Role: Core computational engine performing SIMD-based FIR filtering, FFT-based spectrum analysis, and multiband compression across all channels. Use Value: Delivers 27.9 μs 1024-point complex FFT execution at 333 MHz, enabling sub-1 ms latency for real-time monitoring and effects processing. |
Use Scenario: 7.1-channel AV receiver supporting Dolby Atmos, DTS:X, and HDMI eARC passthrough with room correction and speaker calibration. IC Role / Device Role / Timing Role: Secondary audio co-processor handling post-decoding audio enhancement, speaker distance delay, and bass management alongside main SoC. Use Value: Offloads 40% of audio processing load from host MCU via dedicated ROM-based decoders and hardware-accelerated ASRC for HDMI-to-speaker path synchronization. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance audio DSP applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-21364BBCZ-1AA | Includes audio decoders in ROM (Dolby Digital EX, DTS 96/24, MP3); same 3M-bit SRAM/4M-bit ROM, S/PDIF, and ASRC specs. | Required when OEM mandates built-in decoder licensing; eliminates need for external flash storage and software license management. | Select ADSP-21364BBCZ-1AA if decoder algorithm execution from ROM is mandatory; otherwise ADSP-21362BBCZ-1AA offers identical DSP compute and peripheral capability at lower cost. |
| ADSP-21365BBCZ-1AA | Same S/PDIF and DTCP support as ADSP-21362BBCZ-1AA but adds –140 dB ASRC SNR and includes ROM decoders. | Targeted at ultra-high-end automotive audio where SNR >135 dB is required for studio-master playback fidelity. | Choose ADSP-21365BBCZ-1AA only when –140 dB ASRC SNR is verified critical; ADSP-21362BBCZ-1AA provides full DTCP/S/PDIF functionality with –128 dB ASRC at lower thermal footprint. |
Compared with ADSP-21364BBCZ-1AA and ADSP-21365BBCZ-1AA, the ADSP-21362BBCZ-1AA delivers identical SIMD compute performance, S/PDIF transceiver, DTCP, and 136-ball CSP_BGA packaging-but excludes ROM-based audio decoders and uses the –128 dB ASRC variant, making it optimal for custom firmware-based audio processing where decoder IP is licensed separately.
Availability
ADSP-21362BBCZ-1AA is available at Aetrix Electronics and suitable for automotive infotainment head units, digital signal processing amplifiers, professional audio mixers, and home theater AV receivers requiring stable component supply across extended temperature ranges (–40°C to +105°C).
Supply support for ADSP-21362BBCZ-1AA includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices, Inc. is a global semiconductor leader specializing in high-performance analog, mixed-signal, and DSP technologies for precision signal processing applications.
The ADSP-21362BBCZ-1AA belongs to the SHARC® family of SIMD audio DSPs, designed specifically for computationally intensive, low-latency automotive and professional audio systems requiring hardware-accelerated peripherals and ROM-based security.
FAQ
What is the maximum core clock frequency supported by the ADSP-21362BBCZ-1AA?
The ADSP-21362BBCZ-1AA operates at a maximum core instruction rate of 333 MHz, delivering two GFLOPS in SIMD mode. This frequency is fixed by the internal PLL configuration and validated across the –40°C to +105°C automotive temperature range per Analog Devices' ADSP-2136x Rev. J datasheet, Page 14.
Does the ADSP-21362BBCZ-1AA include built-in audio decoding algorithms in ROM?
No, the ADSP-21362BBCZ-1AA does not include audio decoders in ROM. As confirmed in Table 2 of the ADSP-2136x Rev. J datasheet, only ADSP-21364 and ADSP-21365 variants feature ROM-based PCM, Dolby Digital EX, DTS 96/24, and MP3 decoders. The ADSP-21362BBCZ-1AA relies on external firmware or host processor for decoding.
Is the ADSP-21362BBCZ-1AA pin-compatible with other ADSP-2136x family members in the same package?
Yes, the ADSP-21362BBCZ-1AA shares identical 136-ball CSP_BGA pinout and electrical characteristics with ADSP-21364BBCZ-1AA and ADSP-21365BBCZ-1AA per datasheet Pages 50–52. All three variants support the same signal routing, power sequencing, and thermal pad layout, enabling direct PCB reuse across firmware-defined feature sets.
What sample rate conversion capability does the ADSP-21362BBCZ-1AA provide?
The ADSP-21362BBCZ-1AA integrates eight-channel asynchronous sample rate conversion (ASRC) with –128 dB SNR performance, implemented in dedicated hardware blocks that operate independently of the core processor. This allows simultaneous resampling of multiple audio streams without CPU overhead or memory bandwidth contention.
How does ROM-based security function on the ADSP-21362BBCZ-1AA?
When enabled, ROM-based security on the ADSP-21362BBCZ-1AA prevents external booting and restricts JTAG memory access to authorized users only. A unique 64-bit key must be scanned via JTAG before debug or memory read operations are permitted; incorrect keys are ignored, and the device executes exclusively from internal mask-ROM.
ADSP-21362BBCZ-1AA Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- SHARC®
- Package/Case:
- 136-LFBGA, CSPBGA
- Packaging:
- Tray
- Product Status:
- Obsolete
- Type:
- Fixed/Floating Point
- Interface:
- DAI, SPI
- Clock Rate:
- 333MHz
- Non-Volatile Memory:
- ROM (512kB)
- On-Chip RAM:
- 384kB
- Voltage - I/O:
- 3.30V
- Voltage - Core:
- 1.20V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 136-CSPBGA (12x12)
ADSP-21362BBCZ-1AA FAQ
1.How can I place an order for ADSP-21362BBCZ-1AA through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-21362BBCZ-1AA on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADSP-21362BBCZ-1AA reliable?
The price and inventory of ADSP-21362BBCZ-1AA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADSP-21362BBCZ-1AA is usually 5 days.
3.What payment methods are accepted for ADSP-21362BBCZ-1AA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-21362BBCZ-1AA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-21362BBCZ-1AA?
ADSP-21362BBCZ-1AA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-21362BBCZ-1AA order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADSP-21362BBCZ-1AA?
For technical support, including ADSP-21362BBCZ-1AA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-21362BBCZ-1AA requirements.
6.How does Aetrix verify that ADSP-21362BBCZ-1AA is sourced from the original manufacturer or authorized distributors?
All ADSP-21362BBCZ-1AA products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADSP-21362BBCZ-1AA meets industry standards.
7.What is the process for return or replacement of ADSP-21362BBCZ-1AA?
All ADSP-21362BBCZ-1AA units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-21362BBCZ-1AA, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADSP-21362BBCZ-1AA part is unused and in its original packaging.
Return procedure for ADSP-21362BBCZ-1AA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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