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LENS control MCU
| Part number | TMPM342FYXBG | TMPM343FDXBG / TMPM343F10XBG |
|---|---|---|
| Package | VFBGA142 | VBGA162 |
| Package size [mm] | 7 x 7 0.5 pitch | |
| CPU | Arm® Cortex®-M3,Max operation f 40 MHz | Arm® Cortex®-M3,Max operation f 50 MHz |
| Memory | Flash ROM256KB SRAM 32 KB |
Flash ROM512 KB / 1 MB SRAM 48 KB+32 KB / 64 KB+32 KB |
| Features | 7bit resolution micro step function, PSC（342: 1 unit, 343: 4 unit）, 2-phase pulse counter (342: 2 ch, 343: 3 ch）, H-SW driver(342: 7.5 ch, 343: 8 ch）, μstep unit（342: 2 unit, 343: 3 unit） | |
PWM chopper type dual stepping motor driver
| Part number | |
|---|---|
| Package | HTSSOP48 / QFN48 |
| Package size [mm] | 12.5 x 8.1 x 1.2 |
| Maximun ratings | 40 V / 2.0 A |
| Low on resistor output (sum of 2 Tr) | 0.6 Ω |
| Features | -Over limit current detection, over heat detection and power on reset -2 line up supports clock input for stepping motor control and phase input -Single power supply without 5 V input |
Stepping motor & Brush DC motor driver
| Part number | TC78H670FTG | TC78H660FNG | TC78H660FTG |
|---|---|---|---|
| VM (Max) [V] | 18 | 18 | 18 |
| IOUT (Max) [A] | 2.0 | 2.0 | 2.0 |
| Ron(upper and lower sum) (Typ.) [Ω] | 0.48 | 0.48 | 0.48 |
| Control Interface | IN/PHASE inputs | IN/PHASE inputs | IN/PHASE inputs |
| Step | 2phase/1-2phase excitation |
2phase/1-2phase excitation |
2phase/1-2phase excitation |
| Motor driving voltage | 2.5 V (Min) RS resister less |
2.5 V (Min) RS resister less |
2.5 V (Min) RS resister less |
| Abnormality detection function | Over heat, Over current, Low voltage, load open |
Over heat, Over current, Low voltage |
Over heat, Over current, Low voltage |
| Package | QFN16 | TSSOP16 | QFN16 |
Dual H-bridge driver IC
| Part number | TC78H653FTG |
|---|---|
| Package | QFN16 |
| Package size [mm] | 3.0 x 3.0 x 0.9 |
| Maximun ratings | 8 V / 4.0 A |
| Low on resistor output (sum of 2 Tr) | 0.22 Ω |
| Features | •Thorough current preventing function •Over current detection, over heat detection and low voltage detection |
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