嵌入式DSP（数字信号处理器） - 欧可尔电子(深圳)有限公司

热门产品

MC56F8357VPYE L293E MB88152APNF-G-111-JNERE1 V28C5H50BL V24C24T150BL2 V24C15T100BL2 DS18B20+ SN74LVCC3245ADWRG4 KSZ8081RNB-EVAL V28A24C200BG2

查看更多分类 >>

Manufacturer	Package/Case	Packaging	Series	ProductStatus	Type	Interface	ClockRate	Non-VolatileMemory	On-ChipRAM	Voltage-I/O	Voltage-Core	OperatingTemperature	MountingType
Aeris AMI Semiconductor Inc. Analog Devices Inc. Analog Devices Inc./Maxim Integrated Asahi Kasei Microdevices/AKM Cirrus Logic Inc. Freescale Semiconductor Freescale Semiconductor - NXP Harris Corporation Infineon Technologies Intersil Knowles Lantiq Linear Technology LSR Lumissil Microsystems Microchip Technology Motorola Nexperia USA Inc. NXP Semiconductors NXP USA Inc. onsemi Renesas Electronics America Inc RF Digital Corporation Rochester Electronics, LLC Rohm Semiconductor Sanyo Steute Wireless STMicroelectronics Tallysman Wireless Inc. Texas Instruments Twin Industries Waytronic XMOS Zilog		- Bag Box Bulk Bulk,Box Bulk,Bulk Bulk,Tray Bulk,Tray,Tray Bulk,Tube Cut Tape (CT),Digi-Reel® Tape & Reel (TR) Tape & Reel (TR),Bulk Tape & Reel (TR),Cut Tape (CT) Tape & Reel (TR),Cut Tape (CT),Digi-Reel® Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk Tray Tray,Bag Tray,Tray Tube Tube,Tray Tube,Tube	* - 56F8xxx 66AK2E0x KeyStone Multicore 66AK2Ex KeyStone Multicore 66AK2G0x KeyStone II Multicore 66AK2G1x KeyStone II Multicore 66AK2Hx KeyStone Multicore 66AK2Lx KeyStone Multicore AD14060 ADMCF326 ADSP-2100 ADSP-2101 ADSP-21020 ADSP-21xx AK7756 Automotive Automotive, AEC-Q100 Automotive, AEC-Q100, C2000™ C28x Fixed-Point Automotive, AEC-Q100, TMS320C2834x Delfino™ Automotive, SHARC® Automotive, SigmaDSP® BelaSigna® 200 BelaSigna® 250 Blackfin® C6A816x CobraNet® CS470xx CS485xx CS48DV2 CS4970xx CS49DV8 DaVinci™ Media Processors DM38x DaVinci™ Video SOC DM81x Video SOC, DaVinci™ DSP563xx DSP56K/Symphony Motor Control SAF775x SAF777x SAF77x SHARC® SigmaDSP® StarCore TigerSHARC® TMS320C1x TMS320C20x TMS320C2834x Delfino™ TMS320C2x TMS320C3x TMS320C4x TMS320C54x TMS320C55x TMS320C5x TMS320C62x TMS320C6410/12/13/18 TMS320C6414/15/16 TMS320C6414T/15T/16T TMS320C642x TMS320C645x TMS320C647x TMS320C64x+ TMS320C66x TMS320C672x TMS320C674x TMS320C67x TMS320C8x TMS320DM37x, DaVinci™ TMS320DM3x, DaVinci™ TMS320DM643x, DaVinci™ TMS320DM644x, DaVinci™ TMS320DM646x, DaVinci™ TMS320DM64x, DaVinci™ xCORE VocalFusion™ Z892x3 Z893x1 Z893x3	Active Discontinued at Mosen Last Time Buy Not For New Designs Obsolete	- ADPCM Audio Audio Codec Audio Processor Audio Processor, Floating Point Audio, Car Signal Processor Blackfin+ Car Signal Processor Concurrent Signal Processor Digital Media System-on-Chip (DMSoC) Digital Radio Processor Digital Signal Controllers DSP DSP+ARM® Dual Core Ethernet Fixed Point Fixed/Floating Point Floating Point Luminance/Chroma Processor Mixed Signal Processors SC140 Core SC1400 Core SC3400 Core SC3850 Dual Core SC3850 Quad Core SC3850 Single Core SC3850 Six Core Sigma TV Chroma Signal Processor TV Sync/AGC/Horizontal Signal Processor Video Processor Voice Processor	- 1-Wire®, EBI/EMI, I²C, McBSP, McSPI, MMC/SD, UART, USB, USB OTG AAI/O, DAI/O, I²C, I²S ADPCM, PCM AIF, I²C, I2S, SPI, TDM, UART ASI, CobraNet, EBI/EMI, HMI, SSAI, UART/USART ASI, CobraNet, HMI, SSAI ASP, I²C, SPI, UART, USB ASP, EBI/EMI, Host Interface, I²C, SPI, UART, USB ASP, EBI/EMI, I²C, SPI, UART, USB ASP, Host Interface, I²C, SPI, UART, USB BSP, Duplex Serial Port, Host Interface BSP, Host Interface BSP, Host Interface, Serial Port BSP, HPI, SSP BSP, HPI, TDM BSP, SSP BSP, SSP, TDM BSP, TDM CAN, DDR2, DDR3, EBI/EMI, Ethernet, DAI, I²C, LPDDR1, MMC/SD/SDIO, SPI, SPORT, UART/USART, USB OTG CAN, DDR2, DDR3, EBI/EMI, Ethernet, DAI, I²C, SPI, SPORT, UART/USART, USB OTG CAN, DMA, EBI/EMI, Ethernet, I²C, McASP, McBSP, MMC/SD, QSPI, SPI, UART, USB CAN, DSPI, EBI/EMI, I²C, PPI, QSPI, SD/SDIO, SPI, SPORT, UART/USART, USB OTG CAN, EBI/EMI, Ethernet, DAI, I²C, MMC/SD/SDIO, SPI, SPORT, UART/USART, USB OTG CAN, EBI/EMI, Ethernet, I²C, IrDA, McASP, MMC/SD/SDIO, PCIe, SATA, SPI, UART, USB CAN, EBI/EMI, Ethernet, I²C, SPI, SPORT, UART/USART, USB OTG CAN, EBI/EMI, I²C, IrDA, PPI, SPI, SPORT, UART/USART CAN, EBI/EMI, I²C, McBSP, SCI, SPI CAN, EBI/EMI, McBSP, SCI, SPI, UART CAN, EBI/EMI, SD/SDIO, SPI, SPORT, TWI, UART/USART, USB OTG CAN, Ethernet, I²C, McASP, McBSP, MMC/SD, SPI, UART, USB CAN, Ethernet, I²C, McASP, McBSP, MMC/SD/SDIO, SATA, SPI, UART, USB CAN, Ethernet, I²C, MMC/SD/SDIO, SPI, SSP, UART, USB CAN, Ethernet, I²C, MMC/SD/SDIO, UART, USB CAN, Ethernet, I²C, SPI, SPORT, UART/USART, USB CAN, Ethernet, SPI, SSP, TWI, UART CAN, I²C, McASP, MMC/SD/SDIO, SATA, SPI, UART, USB CAN, I²C, SCI, SPI CAN, I²C, SPI, SPORT, UART/USART CAN, I²C, SPI, SPORT, UART/USART, USB CAN, I²C, SPI, UART CAN, SPI, SSP, TWI, UART CAN, SPI, SSP, TWI, UART, USB CAN, SPI, UART CANbus, SCI, SPI Communication Ports Communications Processor Module (CPM) DAI, DPI DAI, DPI, EBI/EMI, I²C, SCI, SPI, SSP, UART/USART DAI, DPI, EBI/EMI, I²C, SPI, SPORT, UART/USART DAI, DPI, I²C, SPI, SPORT, UART/USART DAI, SPI DAI/O, EBI/EMI, I²C, Parallel, SPI DDR3, DDR3L, I²C, Link Port, QSPI, SPDIF, SPI, SPORT, UART/USART DDR3, EBI/EMI, Ethernet MAC, McBSP, PCIe, I²C, SPI, SRIO, UART, UPP DDR3, EBI/EMI, Ethernet, McBSP, PCIe, I²C, SPI, UART, UPP DDR3, EBI/EMI, McBSP, I²C, SPI, UART, UPP DMA, EMIF, HPI, McBSP, PCI, SPI, UTOPIA DMA, Ethernet, I²C, PPI, SPI, SPORT, UART, USB DMA, HPI, Link Port, Serial Port DMA, I²C, PPI, SPI, SPORT, UART DMA, I²C, PPI, SPI, SPORT, UART, USB DMA, I²S, SPI DMA, SCI, UART/USART DSI, Ethernet, RS-232 Duplex Serial Port EBI/EMI, DAI, I²C, SPI, SPORT, UART/USART EBI/EMI, Ethernet MAC, Host Interface, I²C, McASP, McBSP, SPI, UART, USB EBI/EMI, Ethernet MAC, Host Interface, I²C, McASP, SPI, UART, USB EBI/EMI, Ethernet MAC, I²C, McASP, McBSP, SPI, UART, USB EBI/EMI, Ethernet MAC, I²C, McASP, SPI, UART EBI/EMI, Ethernet MAC, I²C, McASP, SPI, UART, USB EBI/EMI, Ethernet MAC, PCIe, I²C, SPI, SRIO, TSIP, UART EBI/EMI, Ethernet MAC, PCIe, I²C, SPI, SRIO, UART EBI/EMI, Ethernet, DMA, I²C, MDIO, PCIe, TSIP, SPI, UART/USART, USB 3.0, USIM EBI/EMI, Ethernet, DMA, I²C, PCIe, SPI, TSIP, UART, USB 3.0, USIM EBI/EMI, Ethernet, DMA, I²C, PCIe, SPI, UART/USART, USB 3.0, USIM EBI/EMI, Ethernet, DMA, I²C, Serial RapidIO, SPI, UART/USART, USB 3.0 EBI/EMI, Ethernet, HPI, I²C, McASP, PCI, SPI, UART, USB EBI/EMI, Ethernet, I²C, McASP, McBSP, PCI, Serial ATA, SD/SDIO, SPI, UART, USB EBI/EMI, Ethernet, I²C, McBSP, SPI, UART, USB EBI/EMI, Ethernet, I²C, PCI, Serial RapidIO, SPI, TDM, UART, UTOPIA EBI/EMI, Host Interface, I²C, McASP, McBSP, SPI, UART EBI/EMI, HPI, I²C, McASP, McBSP, UART, 10/100 Ethernet MAC EBI/EMI, HPI, I²C, McASP, SPI EBI/EMI, HPI, I²C, McBSP, USB EBI/EMI, HPI, McBSP EBI/EMI, I²C, I²S, McBSP, McSPI, MMC/SD, SPI, UART/USART, UHPI, USB EBI/EMI, I²C, I²S, MMC/SD, SPI, UART/USART, USB EBI/EMI, I²C, McASP, SPI EBI/EMI, I²C, PCIe, SPI, TSIP, UART, 10/100/1000 Ethernet EMIF Ethernet MAC, Host Interface, I²C, McASP, SPI, UART, USB Ethernet MAC, Host Interface, I²C, Telecom, UTPOIA Ethernet MAC, I²C, McASP, SPI, UART Ethernet MAC, I²C, McASP, SPI, UART, USB Ethernet MAC, I²C, McBSP Ethernet, Host Interface, I²C, McASP, McBSP, MMC, SPI, UART, USB Ethernet, I²C, PCI, RGMII, Serial RapidIO, SGMII, SPI, UART/USART Ethernet, I²C, PPI, RSI, SPI, SPORT, UART/USART Ethernet, I²C, SPI, TDM, UART, UTOPIA Ethernet, I²C, TDM, UART External Peripheral Interface GPIO, I²C, LSAD, PCM, SPI, UART GPIO, I²C, SDIO, UART, USB Host Interface, I²C, McASP, McBSP Host Interface, I²C, McASP, McBSP, PCI Host Interface, I²C, McASP, PCI, SPI, UART Host Interface, I²C, McASP, PCI, UART Host Interface, I²C, McBSP Host Interface, I²C, McBSP, PCI, 10/100/1000 Ethernet MAC Host Interface, I²C, McBSP, PCI, UTOPIA Host Interface, I²C, McBSP, PCI, UTOPIA, 10/100/1000 Ethernet MAC Host Interface, I²C, McBSP, UART Host Interface, I²C, SAI, SPI Host Interface, I²C, UART Host Interface, Link Port, Multi-Processor Host Interface, Link Port, Serial Port Host Interface, McBSP Host Interface, McBSP, PCI Host Interface, McBSP, PCI, UTOPIA Host Interface, McBSP, UART Host Interface, Serial Port Host Interface, SPI, SSP, UART Host Interface, SSI, SCI Host Interface, Synchronous Serial Port (SSP) HPI, I²C, McASP, McBSP, PCI, UART, 10/100 Ethernet MAC HPI, I²C, McASP, McBSP, UART, 10/100 Ethernet MAC HPI, I²C, McBSP, MMC, SD, SPI, UART, USB HPI, McBSP, PCI, SPI, UTOPIA I²C I²C, 2-Wire Serial I²C, IrDA, Ethernet, McASP, PCI, SD, SPI, UART/USART, USB I²C, I²S I²C, I²S, IrDA, PPI, SPI, SPORT, UART I²C, I²S, LCD, MMC/SD, SPI, UART, USB I²C, I²S, LSB, SPDIF I²C, I²S, MMC/SD, SPI, UART I²C, I²S, MMC/SD, SPI, UART, USB I²C, I²S, PCM, SPI, UART I²C, I²S, SPDIF I²C, I²S, SPI, TDM, UART I²C, I²S, SPI, UART I²C, I²S, SPI, UART, USB I²C, I²S, SPI, USB I²C, I²S, USB I²C, McASP, McBSP I²C, McASP, McBSP, UART, 10/100 Ethernet MAC I²C, McBSP, SPI, UART I²C, PCM, SPI, UART I²C, PPI, RSI, SPI, SPORT, UART/USART I²C, PPI, SPI, SPORT, UART/USART I²C, PWM, SPI, UART I²C, SAI, SPI I²C, SCI, SPI I²C, SCI, SSI I²C, SDA I²C, SLIMbus, SPI I²C, SPI I²C, SPI, UART McBSP McBSP, PCI Parallel PCI, SPI, SSP, UART, USB PCM Quad-SPI, SPI SCI, SPI Serial Port SPI, 3-Wire Serial SPI, SSP SPI, SSP, TWI, UART, USB SPI, SSP, UART SSP, UART Synchronous Serial Port (SSP)	- 1.125GHz DSP, 1.35GHz ARM® 1.1GHz 1.25GHz 1.28MHz 1.2GHz 1.2GHz DSP, 1.4GHz ARM® 1.4GHz 1.5GHz 10.24MHz 100MHz 100MHz, 240MHz 108MHz 10MHz 110MHz 117MHz 12.5MHz 120 MIPS 120MHz 13.824MHz 130MHz 133MHz 135MHz 13MHz 140MHz 144MHz 147.456MHz 15.36MHz 150MHz 16.67MHz 160MHz 167MHz 16kHz, 48kHz 16MHz 172MHz 175MHz 18.6MHz 180MHz 1GHz 1GHz DSP, 1.2GHz ARM® 1GHz DSP, 500MHz ARM® 1GHz, 1.2GHz 1GHz, 1GHz 2.4GHz 200MHz 20MHz 216MHz 220MHz 225MHz 233MHz 24.576MHz 240MHz 250MHz 25MHz 260MHz 266MHz 26MHz 270MHz 275MHz 28.8MHz 294.912MHz 2MHz 300MHz 300MHz, 300MHz 32MHz 33.33MHz 33.3MHz 333MHz 33MHz 350MHz 366MHz 375MHz 4.1MHz 4.218MHz 400MHz 40MHz 432MHz 44.1kHz, 48kHz, 96kHz 44MHz 450 MIPS 450MHz 450MHz, 225MHz 450MHz, 450MHz 456MHz 48kHz 500MHz 500MHz DSP, 600MHz ARM® 500MHz, 500MHz 50MHz 513MHz DSP, 256.5MHz ARM® 513MHz DSP, 256MHz ARM® 52.5MHz 52MHz 533MHz 57MHz 594MHz DSP, 297MHz ARM® 6.144MHz 600MHz 600MHz DSP, 1GHz ARM® 600MHz DSP, 720MHz ARM® 60MHz 60MHz, 100MHz 625MHz 650MHz 667MHz DSP, 720MHz ARM® 66MHz 700MHz 700MHz DSP, 1GHz ARM® 720MHz 729MHz DSP, 364.5MHz ARM® 745MHz 750MHz 750MHz DSP, 1GHz ARM® 75MHz 8.192MHz 800MHz 800MHz DSP, 1.0GHz ARM® 800MHz, 1GHz 80MHz 810MHz DSP, 405MHz ARM® 850MHz 8kHz 900MHz 900MIPS 96kHz 970MHz 975 MIPS	- 320kB Boot ROM (16kB) Boot ROM (1MB) Boot ROM (2kB) Boot ROM (32kB) EEPROM (2Mbit) External FLASH (128kB) FLASH (12kB), ROM (12kB) FLASH (16MB) FLASH (16Mbit) FLASH (1MB) FLASH (256kB) FLASH (2MB) FLASH (32kB) FLASH (4Mbit) FLASH (512kB) FLASH (64kB) OTP (16kB) OTP (896B) OTP (8kB) PRAM (24kB) ROM (1.088MB) ROM (126kB) ROM (128kB) ROM (144kB) ROM (160kB) ROM (16kB) ROM (192kB) ROM (1kB) ROM (240kB) ROM (24kB) ROM (256kB) ROM (2kB) ROM (32kB) ROM (384kB) ROM (3kB) ROM (48kB) ROM (4kB) ROM (4Mbit) ROM (512kB) ROM (56kB) ROM (576B) ROM (576kB) ROM (64kB) ROM (6kB) ROM (768kB) ROM (84kB) ROM (8kB) ROM (96kB) ROM (9kB)	- 1.03125MB 1.03MB 1.056MB 1.06MB 1.08MB 1.125MB 1.25MB 1.375KB 1.375MB 1.436MB 1.44MB 1.504MB 1.5kB 1.5MB 1.625MB 1.640MB 1.64MB 1.768MB 10.5MB 100kB 10kB 11.25kB 112kB 116kB 12.75MB 128kB 12kB 132kB 136.25kB 148kB 14kB 15kB 160kB 169.5kB 16kB 192kB 196kB 1kB 1MB 2.06MB 2.125MB 2.1MB 2.25kB 2.5kB 2.5MB 2.88MB 208kB 20kB 216kB 220kB 224kB 23.25kB 240kB 248kB 24kB 256kB 260kB 264kB 288B 288kB 296kB 2kB 2MB 2Mbit 3.125MB 3.168MB 3.25MB 30.3kB 308kB 31.625kB 32.325kB 320kB 328kB 32kB 344kB 36.5kB 36kB 384kB 3kB 3MB 3Mbit 4.56MB 400kB 40kB 42kB 448kB 464kB 46kB 48.59kB 480kB 488kB 48kB 4kB 5.125MB 5.1MB 5.384MB 512kB 516kB 52kB 544kB 54kB 552kB 56kB 576kB 5Mbit 6.25MB 6.375MB 640kB 64kB 676 kB 68kB 69kB 6kB 700kB 72kB 744kB 768kB 8.25kB 8.375MB 8.5MB 808K x 8 80kB 82kB 832kB 84kB 896B 896kB 8kB 96kB 98kB 9kB External	- 0.85V, 1.0V, 1.35V, 1.5V, 1.8V, 3.3V 0.85V, 1.0V, 1.8V, 3.3V 1.00V, 1.50V, 2.50V 1.0V, 1.5V, 1.8V 1.0V, 1.5V, 2.5V 1.1V, 1.8V 1.1V, 1.8V, 3.3V 1.2V, 1.5V, 1.8V, 3.3V 1.2V, 1.8V, 3.6V 1.2V,1.25V,1.5V,1.8V,3.3V 1.35V, 1.5V, 1.8V, 3.3V 1.5V, 1.8V, 3.3V 1.80V 1.8V, 2.0V, 2.5V, 2.7V, 3.0V, 3.3V 1.8V, 2.5V, 2.75V, 3.3V 1.8V, 2.5V, 2.8V, 3.3V 1.8V, 2.5V, 3.3V 1.8V, 2.75V, 3.3V 1.8V, 3.3V 2.50V 2.50V, 3.30V 2.5V, 3.3V 2.5V, 3.3V, 5V 3.00V, 3.30V 3.30V 3.30V, 5.00V 3.3V 3.6V 3V, 3.3V 5.00V	- 0.8V 0.95V, 1.1V, 1.2V, 1.35V 0.9V 0.9V, 1.0V 1.00V 1.00V, 1.10V, 1.20V 1.00V, 1.10V, 1.20V, 1.30V 1.00V, 1.20V 1.05V 1.05V, 1.20V 1.05V, 1.30V 1.05V, 1.3V, 1.4V 1.05V, 1.40V 1.10V 1.15V 1.19V 1.1V 1.1V, 1.2V, 1.35V 1.20V 1.25V 1.26V 1.29V 1.2V, 1.35V, 1.6V 1.2V, 1.8V 1.30V 1.31V 1.35V 1.40V 1.50V 1.5V 1.60V 1.80V 1.8V, 3.3V 1.90V 1.9V 12V 1V 2.00V 2.50V 2.5V 2.5V, 3.3V, 5V 2.7V, 3.6V 3.30V 5.00V 5V Variable	- -10°C ~ 70°C (TC) -20°C ~ 70°C (TA) -20°C ~ 75°C -20°C ~ 85°C -20°C ~ 85°C (TA) -25°C ~ 85°C (TA) -40°C ~ 100°C -40°C ~ 100°C (TA) -40°C ~ 100°C (TC) -40°C ~ 100°C (TJ) -40°C ~ 105°C -40°C ~ 105°C (TA) -40°C ~ 105°C (TC) -40°C ~ 105°C (TJ) -40°C ~ 110°C (TJ) -40°C ~ 115°C (TC) -40°C ~ 115°C (TJ) -40°C ~ 125°C (TA) -40°C ~ 125°C (TC) -40°C ~ 125°C (TJ) -40°C ~ 75°C (TJ) -40°C ~ 85°C -40°C ~ 85°C (TA) -40°C ~ 85°C (TC) -40°C ~ 90°C (TA) -40°C ~ 90°C (TC) -40°C ~ 90°C (TJ) -40°C ~ 95°C (TA) -40°C ~ 95°C (TC) -40°C ~ 95°C (TJ) -55°C ~ 105°C (TC) -55°C ~ 105°C (TJ) -55°C ~ 115°C (TC) -55°C ~ 115°C (TJ) -55°C ~ 125°C (TA) -55°C ~ 125°C (TC) -55°C ~ 85°C (TC) 0°C ~ 100°C (TC) 0°C ~ 105°C 0°C ~ 105°C (TJ) 0°C ~ 110°C (TJ) 0°C ~ 125°C (TJ) 0°C ~ 40°C (TA) 0°C ~ 50°C 0°C ~ 70°C 0°C ~ 70°C (TA) 0°C ~ 70°C (TC) 0°C ~ 85°C 0°C ~ 85°C (TC) 0°C ~ 90°C 0°C ~ 90°C (TC) 0°C ~ 90°C (TJ) 0°C ~ 95°C (TC) 0°C ~ 95°C (TJ) Audio Processor SC140 Core	- Host Interface, I²C, SAI, SPI Surface Mount Through Hole

Reset All

Apply All

Results:

: BU9408KS2

品牌:Rohm Semiconductor

封装:

分类:嵌入式DSP（数字信号处理器）

描述:IC DSP 32BIT AUDIO 52SQFP

价格:￥47.192

库存:987

立即询盘

数据表

: BU9406KS2

品牌:Rohm Semiconductor

封装:

分类:嵌入式DSP（数字信号处理器）

描述:IC DSP 28BIT AUDIO 80-SQFP

价格:￥52.156

库存:2,091

立即询盘

数据表

: BU9409FV-E2

品牌:Rohm Semiconductor

封装:

分类:嵌入式DSP（数字信号处理器）

描述:IC DSP 32BIT AUDIO 40-SSOP

价格:￥0.000

库存:3,762

立即询盘

数据表

: BU9414FV-E2

品牌:Rohm Semiconductor

封装:

分类:嵌入式DSP（数字信号处理器）

描述:IC DSP 32BIT AUDIO 40SSOP

价格:￥0.000

库存:3,598

立即询盘

数据表

Request a Quote

: 质量保证
所有组件均来自原厂或代理商常规渠道采购

: 全球供应链
使我们能够解决客户的所有短缺问题。高效的BOM材料供应和专业的技术支持。

首页

产品

电话

我的