UPD16878 データシートの表示（PDF） - NEC => Renesas Technology

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UPD16878

MONOLITHIC QUAD H BRIDGE DRIVER CIRCUIT

NEC => Renesas Technology 

REGULATOR

BATTERY

4.8 to 11 V

CPU

250 mV

EVR : 1010

fOSC : 64 kHz

4 MHz

100 kΩ x 4

OSCIN

OSCOUT

VD VREF

SCLK SDATA LATCH

EXP0 EXP1 EXP2 EXP3

3.3 V

RESET

VDD

VM1

VM2

VM3

VM4

COSC

33 pF

LGND

PGND

1/N

SELECTOR

OSC

x2

SERIAL-PARARELLE DECODER

PULSE GENERATER

EVR1 EVR2

CURRENT SET α

EVR1 EVR2

CURRENT SET β

EXTOUT SELECTOR

+

– + FILTER

VM

H BRIDGE

α 1ch

+

–+

VM

FILTER

H BRIDGE

α 2ch

+

– + FILTER

VM

H BRIDGE

β 1ch

+

–+

VM

FILTER

H BRIDGE

β 2ch

EXTα

EXTβ

6.8 Ω x 2

1000 pF x 2

FBA

A1 A2 FILA FBB

B1 B2 FILB FBC

C1 C2 FILC FBD

D1 D2 FILD

6.8 Ω

6.8 Ω

1000 pF

1000 pF

MOTOR 1

MOTOR 2

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