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据说ST出了不到3美元的H7和F7了,大家怎么看? [复制链接]

本帖最后由 damiaa 于 2018-7-14 12:02 编辑

据说ST出了不到3美元的H7和F7了,大家怎么看?10000片以上2点几美金?STM32F730 更少,好像也是2点几,少个两三毛美金?
好像就FLASH少了点128 K。多的话要外挂。
Key Features
  • Core
    • 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache: 16 Kbytes of data and 16 Kbytes of instruction cache; frequency up to 400 MHz, MPU, 856 DMIPS/ 2.14 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
  • Memories
    • 128 Kbytes of Flash memory
    • 1 Mbyte of RAM: 192 Kbytes of TCM RAM (inc. 64 Kbytes of ITCM RAM + 128 Kbytes of DTCM RAM for time critical routines), 864 Kbytes of user SRAM, and 4 Kbytes of SRAM in Backup domain
    • Dual mode Quad-SPI memory interface running up to 133 MHz
    • Flexible external memory controller with up to 32-bit data bus:
      • SRAM, PSRAM, NOR Flash memory clocked up to 133 MHz in synchronous mode
      • SDRAM/LPSDR SDRAM
      • 8/16-bit NAND Flash memories
    • CRC calculation unit
  • Security
    • ROP, PC-ROP, active tamper, secure firmware upgrade support, Secure access mode
  • General-purpose input/outputs
    • Up to 168 I/O ports with interrupt capability
  • Reset and power management
    • 3 separate power domains which can be independently clock-gated or switched off:
      • D1: high-performance capabilities
      • D2: communication peripherals and timers
      • D3: reset/clock control/power management
    • 1.62 to 3.6 V application supply and I/Os
    • POR, PDR, PVD and BOR
    • Dedicated USB power embedding a 3.3 V internal regulator to supply the internal PHYs
    • Embedded regulator (LDO) with configurable scalable output to supply the digital circuitry
    • Voltage scaling in Run and Stop mode (5 configurable ranges)
    • Backup regulator (~0.9 V)
    • Voltage reference for analog peripheral/VREF+
    • Low-power modes: Sleep, Stop, Standby and VBAT supporting battery charging
  • Low-power consumption
    • Total current consumption down to 4 μA
  • Clock management
    • Internal oscillators: 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, 32 kHz LSI
    • External oscillators: 4-48 MHz HSE, 32.768 kHz LSE
    • 3× PLLs (1 for the system clock, 2 for kernel clocks) with Fractional mode
  • Interconnect matrix
  • 4 DMA controllers to unload the CPU
    • 1× high-speed master direct memory access controller (MDMA) with linked list support
    • 2× dual-port DMAs with FIFO
    • 1× basic DMA with request router capabilities
  • Up to 35 communication peripherals
    • 4× I2Cs FM+ interfaces (SMBus/PMBus)
    • 4× USARTs/4x UARTs (ISO7816 interface, LIN, IrDA, up to 12.5 Mbit/s) and 1x LPUART
    • 6× SPIs, 3 with muxed duplex I2S audio class accuracy via internal audio PLL or external clock, 1x I2S in LP domain (up to 133 MHz)
    • 4x SAIs (serial audio interface)
    • SPDIFRX interface
    • SWPMI single-wire protocol master I/F
    • MDIO Slave interface
    • 2× SD/SDIO/MMC interfaces (up to 125 MHz)
    • 2× CAN controllers: 2 with CAN FD, 1 with time-triggered CAN (TT-CAN)
    • 2× USB OTG interfaces (1FS, 1HS/FS) crystal-less solution with LPM and BCD
    • Ethernet MAC interface with DMA controller
    • HDMI-CEC
    • 8- to 14-bit camera interface (up to 80 MHz)
  • 11 analog peripherals
    • 3× ADCs with 16-bit max. resolution (up to 36 channels, 4.5 MSPS at 12 bits)
    • 1× temperature sensor
    • 2× 12-bit D/A converters (1 MHz)
    • 2× ultra-low-power comparators
    • 2× operational amplifiers (8 MHz bandwidth)
    • 1× digital filters for sigma delta modulator (DFSDM) with 8 channels/4 filters
  • Graphics
    • LCD-TFT controller up to XGA resolution
    • Chrom-ART graphical hardware Accelerator™ (DMA2D) to reduce CPU load
    • Hardware JPEG Codec
  • Up to 22 timers and watchdogs
    • 1× high-resolution timer (2.5 ns max resolution)
    • 2× 32-bit timers with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input (up to 200 MHz)
    • 2× 16-bit advanced motor control timers (up to 200 MHz)
    • 10× 16-bit general-purpose timers (up to 200 MHz)
    • 5× 16-bit low-power timers (up to 200 MHz)
    • 2× watchdogs (independent and window)
    • 1× SysTick timer
    • RTC with sub-second accuracy & HW calendar
  • Cryptographic acceleration
    • AES 128, 192, 256, TDES,
    • HASH (MD5, SHA-1, SHA-2), HMAC
    • True random number generators
  • Debug mode
    • SWD & JTAG interfaces
    • 4-Kbyte Embedded Trace Buffer
  • 96-bit unique ID


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10K的价格啊,你还要这个干嘛  详情 回复 发表于 2018-7-15 11:16
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沙发
 
不错,如果真是这价格就爽了,别买不到货就行。
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10K的价格啊,你还要这个干嘛  详情 回复 发表于 2018-7-15 11:16
 
 

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板凳
 
st再不出点东西,nxp的imxrt都已经推了一年多了,一样3美金左右。
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是啊 多个选择好。毕竟这款芯片还有内部的128K FLASH  详情 回复 发表于 2018-7-14 17:27
 
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默认摸鱼,再摸鱼。2022、9、28

 

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值得期待,也希望国产MCU跟上。
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国产要加油!  详情 回复 发表于 2018-7-14 17:26
 
 
 

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dcexpert 发表于 2018-7-14 17:15
值得期待,也希望国产MCU跟上。

国产要加油!
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freebsder 发表于 2018-7-14 14:04
st再不出点东西,nxp的imxrt都已经推了一年多了,一样3美金左右。

是啊 多个选择好。毕竟这款芯片还有内部的128K FLASH
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lcofjp 发表于 2018-7-14 13:07
不错,如果真是这价格就爽了,别买不到货就行。

10K的价格啊,你还要这个干嘛
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