Detail of camera motion section
Lineup
LENS control MCU
| Part number | TMPM342FYXBG | TMPM343FDXBG / TMPM343F10XBG |
|---|---|---|
| Package | VFBGA142 | VBGA162 |
| Package size | 7 x 7 mm, 0.5 mm pitch | |
| CPU | Arm® Cortex®-M3, Max operation 40 MHz | Arm® Cortex®-M3, Max operation 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: 2ch, 343: 3ch）, H-SW driver(342: 7.5ch, 343: 8ch）, Micro step unit（342: 2 unit, 343: 3 unit） | |
Stepping motor & Brushed DC motor driver
| Part number | TC78S121FNG / TC78S121FTG | TC78S122FNG / TC78S122FTG |
|---|---|---|
| Package | HTSSOP48 / QFN48 | |
| Package size [mm] | 12.5 x 8.1 x 1.2 mm / 7 x 7 x 0.9 mm | |
| Maximum ratings | 40 V / 2.0 A | |
| Low on resistor output (sum of 2 Tr) | 0.6 Ω | |
| Functions | -Over limit current detection, over heat detection and power on reset -2 lineup supports clock input for stepping motor control and phase input -Single power supply without 5 V input |
|
Stepping motor & Brushed DC motor driver
| Part number | TC78H670FTG | TC78H660FNG | TC78H660FTG |
|---|---|---|---|
| VM (Max. Rating) [V] | 18 | 18 | 18 |
| IOUT (Max. Rating) [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 | Thermal shutdown, Over current, Under voltage lockout, load open | Thermal shutdown, Over current, Under voltage lockout | Thermal shutdown, Over current, Under voltage lockout |
| Package | VQFN16 | TSSOP16 | VQFN16 |
Stepping motor driver
Part number |
||
|---|---|---|
Absolute Maximum Ratings |
Output withstand voltage |
40 V |
Output current |
2.0 A |
|
Output on-resistance (H+L) |
0.8 Ω |
|
Driving type |
PWM constant current drive |
|
Excitation mode |
full, half, quarter, 1/8, 1/16 and 1/32 step resolutions |
|
Features |
Clock type |
|
Error detection function |
TSD, ISD, UVLO |
|
Package |
VQFN32 |
|
Stepping motor & Brushed DC motor driver
| Part number | TC78H653FTG |
|---|---|
| Package | VQFN16 |
| Package size | 3.0 x 3.0 x 0.9 mm |
| Maximum ratings | 8 V / 4.0 A |
| Low on resistor output (Total Tr) | 0.22 Ω |
| Functions | •Thorough current preventing function •Over current detection (ISD), thermal shutdown (TSD) and under voltage lockout (UVLO) |
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