MAXQ7670 Maxim, MAXQ7670 Datasheet - Page 36

• Manufacturer Part Number: MAXQ7670
• Description: The MAXQ7670 is a highly integrated solution for measuring multiple analog signals and outputting the results on a control area network (CAN) bus
• Manufacturer: Maxim

Microcontroller with 10-Bit ADC,
PGA, 64KB Flash, and CAN Interface
36
+12V
______________________________________________________________________________________
10µF
IN
EN
HOLD
GND
MAX5024LASA
VBRIDGEA
GNDA
VBRIDGEB
GNDB
VBRIDGEA
GNDA
VBRIDGEB
GNDB
DUAL-BRIDGE SENSOR
DUAL-BRIDGE SENSOR
RESET
OUT
SET
EXTERNAL RESET IS OPTIONAL
V
DD
OUTA+
OUTA-
OUTB+
OUTB-
OUTA+
OUTA-
OUTB+
OUTB-
(+5V)
15µF
-2nF
-2nF
-2nF
-2nF
-2nF
-2nF
-2nF
-2nF
0.1µF
+3.3V
16MHz
0.1µF
0.47µF
AVDD
REFADC
DVDDIO
RESET
XIN
XOUT
I.C.
AIN0
AIN2
AIN4
AIN6
AIN1
AIN3
AIN5
AIN7
MUX
MUX
PROGRAM/DATA
MAXQ20 CORE
2KB DATA RAM
16-BIT TIMER
MAXQ7670
16-BIT RISC
CAN 2.0B
MICRO
FLASH
JTAG
64KB
GPIO
SPI
PGA
x16
P0.4/ADCCNV
10-BIT
ADC
P0.7/T0B
CANRXD
CANTXD
REGEN2
P0.6/T0
GNDIO
DGND
DVDD
AGND
SCLK
MISO
MOSI
TMS
P0.5
P0.2
P0.1
P0.0
TCK
TDO
TDI
SS
Typical Application Circuit
CAN
0.47µF
V
DD
+2.5V
0.1µF
DIGITAL I/O
SPI
JTAG
S
REF
TXD
RXD
V
GND
CC
MAX13053ASA/AUT
CANH
CANL
4.7nF
60Ω
60Ω
TO CAN BUS
TO CAN BUS