Detail of camera motion section

Details of power supply circuit 2 / SD card 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

TB67S539FTG

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)

Contacts

Technical inquiry

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Frequently Asked Questions

FAQs

* Arm and Cortex are registered trademarks of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
* Other company names, product names, and service names may be trademarks of their respective companies.

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