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About information presented in this cross reference

The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.

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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 [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

TC78S121FNGTC78S121FTG

TC78S122FNG / TC78S122FTG

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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