Exploring the Features of MSP430F5529 and MSP430F5638 Microcontrollers
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Xilinx, a leading FPGA manufacturer, has developed its 7 Series FPGAs to cater to various customer application needs. The series is divided into four sub-families: Spartan-7, Artix-7, Kintex-7, and Virtex-7. Unlike previous generations, the 7 Series FPGAs utilize a unified 28nm design architecture, ensuring consistent user experience across different sub-families and eliminating the inconvenience of switching between them.
Spartan-7: The Cost-Effective Solution
The Spartan-7 series is the entry-level option in the 7 Series lineup. It offers the lowest price point, minimal power consumption, compact size, and simplified design complexity. These features make it ideal for low-end applications where cost and efficiency are primary concerns.
Spartan-7 FPGAs
| Part Number | XC7S6 | XC7S15 | XC7S25 | XC7S50 | XC7S75 | XC7S100 |
|---|---|---|---|---|---|---|
| Logic Cells | 6,000 | 12,800 | 23,360 | 52,160 | 76,800 | 102,400 |
| Slices | 938 | 2,000 | 3,650 | 8,150 | 12,000 | 16,000 |
| CLB Flip-Flops | 7,500 | 16,000 | 29,200 | 65,200 | 96,000 | 128,000 |
| Max. Distributed RAM (Kb) | 70 | 150 | 313 | 600 | 832 | 1,100 |
| Block RAM/FIFO w/ ECC (36 Kb each) | 5 | 10 | 45 | 75 | 90 | 120 |
| Total Block RAM (Kb) | 180 | 360 | 1,620 | 2,700 | 3,240 | 4,320 |
| Clock Mgmt Tiles (1 MMCM + 1 PLL) | 2 | 2 | 3 | 5 | 8 | 8 |
| Max. Single-Ended I/O Pins | 100 | 100 | 150 | 250 | 400 | 400 |
| Max. Differential I/O Pairs | 48 | 48 | 72 | 120 | 192 | 192 |
| DSP Slices | 10 | 20 | 80 | 120 | 140 | 160 |
Artix-7: The Mid-Range Performer
Moving up the ladder, the Artix-7 series builds upon the Spartan-7's foundation by incorporating serial transceivers and enhanced DSP functionality. With increased logic capacity, Artix-7 is suitable for moderately complex low to mid-range applications.
Artix-7 FPGAs Table:
| Feature | XC7A12T | XC7A15T | XC7A25T | XC7A35T | XC7A50T | XC7A75T | XC7A100T | XC7A200T |
|---|---|---|---|---|---|---|---|---|
| Logic Cells | 12,800 | 16,640 | 23,360 | 33,280 | 52,160 | 75,520 | 101,440 | 215,360 |
| Slices | 2,000 | 2,600 | 3,650 | 5,200 | 8,150 | 11,800 | 15,850 | 33,650 |
| CLB Flip-Flops | 16,000 | 20,800 | 29,200 | 41,600 | 65,200 | 94,400 | 126,800 | 269,200 |
| Max Distributed RAM (Kb) | 171 | 200 | 313 | 400 | 600 | 892 | 1,188 | 2,888 |
| Block RAM/FIFO w/ ECC (36 Kb each) | 20 | 25 | 45 | 50 | 75 | 105 | 135 | 365 |
| Total Block RAM (Kb) | 720 | 900 | 1,620 | 1,800 | 2,700 | 3,780 | 4,860 | 13,140 |
| CMTs (1 MMCM + 1 PLL) | 3 | 5 | 3 | 5 | 5 | 6 | 6 | 10 |
| Max Single-Ended I/O | 150 | 250 | 150 | 250 | 250 | 300 | 300 | 500 |
| Max Differential I/O Pairs | 72 | 120 | 72 | 120 | 120 | 144 | 144 | 240 |
| DSP Slices | 40 | 45 | 80 | 90 | 120 | 180 | 240 | 740 |
| PCIe Gen2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Analog Mixed Signal (AMS) / XADC | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Configuration AES / HMAC Blocks | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| GTP Transceivers (6.6 Gb/s Max Rate) | 2 | 4 | 4 | 4 | 4 | 8 | 8 | 16 |
Kintex-7: The Value Optimized Choice
The Kintex-7 series offers the best price-performance ratio among all 7 Series FPGAs. Its hardware core count and logic capacity can meet the demands of low to mid-range applications and even some high-end use cases. This versatility makes Kintex-7 a popular choice for designers seeking a balance between performance and cost.
- Kintex-7 FPGAs Table:
| Feature | XC7K70T | XC7K160T | XC7K325T | XC7K355T | XC7K410T | XC7K420T | XC7K480T |
|---|---|---|---|---|---|---|---|
| Slices | 10,250 | 25,350 | 50,950 | 55,650 | 63,550 | 65,150 | 74,650 |
| Logic Cells | 65,600 | 162,240 | 326,080 | 356,160 | 406,720 | 416,960 | 477,760 |
| CLB Flip-Flops | 82,000 | 202,800 | 407,600 | 445,200 | 508,400 | 521,200 | 597,200 |
| Max Distributed RAM (Kb) | 838 | 2,188 | 4,000 | 5,088 | 5,663 | 5,938 | 6,788 |
| Block RAM/FIFO w/ ECC (36 Kb each) | 135 | 325 | 445 | 715 | 795 | 835 | 955 |
| Total Block RAM (Kb) | 4,860 | 11,700 | 16,020 | 25,740 | 28,620 | 30,060 | 34,380 |
| CMTs (1 MMCM + 1 PLL) | 6 | 8 | 10 | 6 | 10 | 8 | 8 |
| Max Single-Ended I/O | 300 | 400 | 500 | 300 | 500 | 400 | 400 |
| Max Differential I/O Pairs | 144 | 192 | 240 | 144 | 240 | 192 | 192 |
| DSP48 Slices | 240 | 600 | 840 | 1,440 | 1,540 | 1,680 | 1,920 |
| PCIe Gen2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Analog Mixed Signal (AMS) / XADC | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Configuration AES / HMAC Blocks | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| GTX Transceivers (12.5 Gb/s Max Rate) | 8 | 8 | 16 | 24 | 16 | 32 | 32 |
Virtex-7: The High-End Powerhouse
At the top of the 7 Series hierarchy sits the Virtex-7. This sub-family is exclusively designed for high-end applications that require maximum performance and capabilities. Using a Virtex-7 for lower-end applications would be akin to using a sledgehammer to crack a nut – impressive but unnecessary.
- Virtex-7 FPGAs Table:
| Feature | XC7V585T | XC7V2000T | XC7VX330T | XC7VX415T | XC7VX485T | XC7VX550T | XC7VX690T | XC7VX980T | XC7VX1140T | XC7VH580T | XC7VH870T |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Slices | 91,050 | 305,400 | 51,000 | 64,400 | 75,900 | 86,600 | 108,300 | 153,000 | 178,000 | 90,700 | 136,900 |
| Logic Cells | 582,720 | 1,954,560 | 326,400 | 412,160 | 485,760 | 554,240 | 693,120 | 979,200 | 1,139,200 | 580,480 | 876,160 |
| CLB Flip-Flops | 728,400 | 2,443,200 | 408,000 | 515,200 | 607,200 | 692,800 | 866,400 | 1,224,000 | 1,424,000 | 725,600 | 1,095,200 |
| Max Distributed RAM (Kb) | 6,938 | 21,550 | 4,388 | 6,525 | 8,175 | 8,725 | 10,888 | 13,838 | 17,700 | 8,850 | 13,275 |
| Block RAM/FIFO w/ ECC (36 Kb each) | 795 | 1,292 | 750 | 880 | 1,030 | 1,180 | 1,470 | 1,500 | 1,880 | 940 | 1,410 |
| Total Block RAM (Kb) | 28,620 | 46,512 | 27,000 | 31,680 | 37,080 | 42,480 | 52,920 | 54,000 | 67,680 | 33,840 | 50,760 |
| CMTs (1 MMCM + 1 PLL) | 18 | 24 | 14 | 12 | 14 | 20 | 20 | 18 | 24 | 12 | 18 |
| Max Single-Ended I/O | 850 | 1,200 | 700 | 600 | 700 | 600 | 1,000 | 900 | 1,100 | 600 | 300 |
| Max Differential I/O Pairs | 408 | 576 | 336 | 288 | 336 | 288 | 480 | 432 | 528 | 288 | 144 |
| DSP Slices | 1,260 | 2,160 | 1,120 | 2,160 | 2,800 | 2,880 | 3,600 | 3,600 | 3,360 | 1,680 | 2,520 |
| PCIe Gen2 | 3 | 4 | - | - | 4 | - | - | - | - | - | - |
| PCIe Gen3 | - | - | 2 | 2 | - | 2 | 3 | 3 | 4 | 2 | 3 |
| Analog Mixed Signal (AMS) / XADC | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Configuration AES / HMAC Blocks | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| GTX Transceivers (12.5 Gb/s Max Rate) | 36 | 36 | - | - | 56 | - | - | - | - | - | - |
| GTH Transceivers (13.1 Gb/s Max Rate) | - | - | 28 | 48 | - | 80 | 80 | 72 | 96 | 48 | 72 |
| GTZ Transceivers (28.05 Gb/s Max Rate) | - | - | - | - | - | - | - | - | - | 8 | 16 |
DSP Performance Table:
| FPGA Family | Speed Grade | FMAX (MHz) | Max GMAC/s |
|---|---|---|---|
| Spartan-7 | -1 | 464 | 148 |
| Spartan-7 | -2 | 550 | 176 |
| Artix-7 | -1 | 464 | 686 |
| Artix-7 | -2 | 550 | 814 |
| Artix-7 | -3 | 628 | 929 |
| Kintex-7 | -1 | 464 | 1,781 |
| Kintex-7 | -2 | 550 | 2,112 |
| Kintex-7 | -3 | 741 | 2,845 |
| Virtex-7 | -1 | 547 | 2,756 |
| Virtex-7 | -2 | 650 | 3,276 |
| Virtex-7 | -3 | 741 | 3,734 |