Rainbow-electronics MAXQ7670 Manual de usuario descargar pdf (Pagina 36)

MAXQ7670

Microcontroller with 10-Bit ADC,

PGA, 64KB Flash, and CAN Interface

36 ______________________________________________________________________________________

MAXQ7670

10-BIT

ADC

PGA

x16

MUX

-2nF

R+dr

R-dr

R+dr

VBRIDGEA

GNDA

OUTA+

OUTA-

-2nF

R+dr

R-dr

R+dr

VBRIDGEB

GNDB

OUTB+

OUTB-

DUAL-BRIDGE SENSOR

-2nF

R+dr

R-dr

R+dr

VBRIDGEA

GNDA

OUTA+

OUTA-

-2nF

0.47µF

R+dr

R-dr

R+dr

VBRIDGEB

GNDB

OUTB+

OUTB-

DUAL-BRIDGE SENSOR

AIN0

AIN2

AIN4

AIN6

AIN1

AIN3

AIN5

AIN7

GPIO

16-BIT TIMER

SPI

JTAG

CAN 2.0B

64KB

PROGRAM/DATA

FLASH

2KB DATA RAM

MAXQ20 CORE

16-BIT RISC

MICRO

0.47µF

+3.3V

16MHz

AVDD

DIGITAL I/O

SPI

REFADC

I.C.

0.1µF

0.1µF15µF

DVDDIO

P0.7/T0B

P0.6/T0

P0.5

P0.4/ADCCNV

SCLK

MISO

MOSI

P0.2

P0.1

P0.0

JTAG

CAN

TCK

TDI

TMS

CANTXD

CANRXD

TDO

DVDD

AGND

GNDIO

DGND

HOLD

10µF

MAX5024LASA

OUT+12V

RESET

SET

REGEN2

EXTERNAL RESET IS OPTIONAL

GND

(+5V)

XIN

XOUT

TXD

RXD

MAX13053ASA/AUT

REF

GND

+2.5V

CANH

CANL

TO CAN BUS

60Ω

4.7nF

Typical Application Circuit

1 2 ... 31 32 33 34 35 36 37

MAXQ7670 1

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Rainbow-electronics MAXQ7670 Manual de usuario Pagina 36

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