M54679SP 데이터 시트보기 (PDF) - Renesas Electronics

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M54679SP

2-Phase Stepper Motor Driver

Renesas Electronics 

M54679SP

Electrical Characteristics

(Ta = 25°C, Vcc = 5 V, VM = 24 V unless otherwise noted.)

Control circuit

Symbol Parameter

Conditions

Limits

Unit

Min Typ Max

ICC1

Supply current

Stby = H, Ph*A = H, Ph*B = L

(Bridge ON)

39

56

73

mA

ICC2

Stby = H, Ph*A = Ph*B

20

27

40

(Bridge OFF)

ICC3

Im12

Motor supply current

(standby)

Stby = L (Standby condition)

Stby = L

1.5 4.0

–10 0

6.5

100 µA

VlogicH

VlogicH

I(PH)H

I(PH)L

I(I0, I1)H

I(I0, I1)L

I(stby)H

I(stby)L

I(S)

Logic input voltage

(Ph, I1, I0, Stby terminals)

Phase terminal input current

I0, I1 terminal input current

Standby terminal input

current

Current sensing comparators

input current

Note

Vin = 5 V

Vin = 0 V

Vin = 5 V

Vin = 0 V

Vin = 5 V

Vin = 0 V

S1 or S2 terminals input current

(S = 0 V, Vref = 5 V).

2.4 —

Vcc V

0

—

0.6

—

—

10

µA

–20 –3.0 —

—

—

10

µA

–400 –300 —

—

—

10

µA

–400 –300 —

–20 –3.0 —

µA

V(S)

Current sensing comparators S1 or S2 terminals input voltage sphere 0

—

VCH(H) V

input voltage sphere

I(Vref)

Vref input current

Input current of Vref

(Vref = 5 V, I0 = I1 = 0 V)

—

500 650 µA

V(Vref)

FC

Vreg

Vref input voltage sphere

Oscillation frequency of Fref

Voltage stabilizer output

C = 390 pF, Fref terminal oscillation

Iout = –0.1 mA to +1 mA

0

—

Vcc V

20

30

40

kHz

3.35 3.50 3.65 V

VCH(H)

VCH(M)

VCH(L)

Note:

Current sensing comparators I0 = L, I1 = L, Vref = 5 V (Vref/10*100%) 475 500 525 mV

threshold voltage

I0 = H, I1 = L, Vref = 5 V (Vref/10*70%) 325 350 375 mV

I0 = L, I1 = H, Vref = 5 V (Vref/10*31%) 139 155 171 mV

The logic reference voltage depends on the diode, and changes according to the temperature. Please consider

the change in the temperature when setting the voltage level input to the logic.

Rev.1.0, Sep.17.2003, page 4 of 11

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