| MM912_P812 | LQFP-EP 100 | 96, 128 | 6 | | 32 | | | | -40 to 125 | | | 1K @ CNY22.08, 1K @ CNY22.91 |
| MM912_S812 | LQFP-EP 100 | 128, 256 | 8, 12 | | 40 | | | | -40 to 125 | | | 1K @ CNY25.52, 1K @ CNY28.07 |
| S12A | QFP 80, LQFP 112 | 32 - 512 | 4 - 14 | 1 - 4 | 25 | | 2 | 1 - 3 | -40 to 85, -40 to 125, -40 to 105 | 59, 91 | External Memory Controller, Low Voltage Detect | 10K @ CNY35.63 - 10K @ CNY96.65 |
| S12B | QFP 80 | 256 | 4 | 2 | | 1 | 1 | 2 | -40 to 125 | 59 | External Memory Controller | 10K @ CNY82.34 |
| S12C | QFP 80, QFP 48, QFP 52 | 32 - 128 | 2, 4 | | 25 | 1 | 1 | 1 | -40 to 125, -40 to 85, -40 to 105 | 31 - 60 | Low Voltage Detect, COP, POR | 10K @ CNY34.46 - 10K @ CNY62.32 |
| S12D | QFP 80, LQFP 112 | 32 - 512 | 4 - 12 | 1 - 4 | 25 | 1 - 5 | 2 | 1 - 3 | -40 to 85, -40 to 125, -40 to 105 | 59, 91 | COP, Internal Voltage Regulator, PLL, External Memory Controller | 10K @ CNY39.14 - 10K @ CNY113.57 |
| S12E | QFP 80, LQFP 112 | 32 - 256 | 2 - 16 | | 50 | | 3 | 1 | -40 to 125, -40 to 85, -40 to 105 | 58, 90 | Low Voltage Detect | 10K @ CNY33.78 - 10K @ CNY62.19 |
| S12G | QFP 64, QFP 32, QFP 48, LQFP 100, QFN 48, TSSOP 20 | 16 - 240 | 1 - 12 | 0.5 - 4 | 25 | 1 | 1 - 3 | 1 - 3 | -40 to 105, -40 to 125, -40 to 85, -40 to 150 | 14 - 86 | Watchdog OSC/Timer, PLL, Low Voltage Detect, Internal Voltage Regulator, Internal Clock Generator, Analog Comparator | 1 @ CNY8.12 - 1 @ CNY25.45 |
| S12GC | QFP 52, QFP 80, QFP 48 | 16 - 128 | 1 - 4 | | 50 | | 1 | 1 | -40 to 85, -40 to 125 | 31 - 60 | Low Voltage Detect, COP, Internal Voltage Regulator | 10K @ CNY26.21 - 10K @ CNY55.24 |
| S12HY | LQFP 100, QFP 64 | 32 - 64 | 2, 4 | 4 | 32 | 1 | 1 | 1 | -40 to 125, -40 to 85, -40 to 105 | 50, 80 | Motor Controller, Watchdog OSC/Timer, PLL, Low Voltage Detect, Internal Voltage Regulator, Internal Clock Generator | 1 @ CNY17.61 - 1 @ CNY24.08 |
| S12K | LQFP 112, QFP 80 | 128 | 8 | 2 | 50 | 2 | 2 | 3 | -40 to 105, -40 to 85 | 59, 91 | COP, Low Voltage Detect, POR | |
| S12P | QFP 64, QFN 48, QFP 80 | 32 - 128 | 2 - 6 | 4 | 32 | 1 | 1 | 1 | -40 to 125, -40 to 105, -40 to 85 | 34 - 64 | Watchdog OSC/Timer, PLL, Low Voltage Detect, Internal Voltage Regulator, Internal Clock Generator | 1 @ CNY13.55 - 1 @ CNY23.87 |
| S12XA | QFP 80, LQFP 144, LQFP 112 | 256, 512 | 16, 32 | 4 | 80 | | 2 - 6 | 2, 3 | -40 to 105, -40 to 85 | 59 - 119 | | 10K @ CNY57.03 - 10K @ CNY76.56 |
| S12XD | LQFP 144, LQFP 112, Hardware Only, QFP 80 | 256, 512 | 14 - 32 | 4 | 80 | 1 - 5 | 2 - 6 | 3 | -40 to 125, -40 to 85, -40 to 105 | 59 - 119 | COP, Internal Clock Generator, Internal Voltage Regulator, Low Voltage Detect, PLL, POR | 10K @ CNY58.75 - 10K @ CNY2,717.24 |
| S12XE | QFP 80, LQFP 144, LQFP 112, PBGA 208 | 128 - 1000 | 12 - 64 | 2, 4 | 50 | 1 - 5 | 2 - 8 | 1 - 3 | -40 to 85, -40 to 105, -40 to 125 | 59 - 152 | COP, Low Voltage Detect, POR, Temperature Sensor, Watchdog OSC/Timer | 1 @ CNY37.08 - 1 @ CNY87.91 |
| S12XHY | LQFP 100, LQFP 112 | 128, 256 | 8, 12 | 8 | 40 | 2 | 2 | 1 | -40 to 105, -40 to 125, -40 to 85 | 76, 88 | Motor Controller, Watchdog OSC/Timer, PLL, Low Voltage Detect, Internal Voltage Regulator | 1 @ CNY26.14 - 1 @ CNY33.16 |
| S12XS | LQFP 112, QFP 64, QFP 80 | 64 - 256 | 4 - 12 | 4, 8 | 40 | 1 | 2 | 1 | -40 to 125, -40 to 85, -40 to 105 | 44 - 91 | COP, Internal Clock Generator, Internal Voltage Regulator, Low Voltage Detect, POR | 1 @ CNY21.39 - 1 @ CNY32.68 |
