Rainbow Electronics MAXQ7670 - Manual (Page 18)

MAXQ7670
Microcontroller with 10-Bit ADC,
PGA, 64KB Flash, and CAN Interface
18 ______________________________________________________________________________________
10-BIT ADC
250ksps
DATA
BUS
PGG
ADCE
1 0
ADCASD
ADCBY
TIMER 0
ADCDUL
ADCRDY
ADCBIP
CONVERSION
CONTROL
ADC
CLOCK
DIV
4:1
MUX
4:1
MUX
ADCCD
1 0 3 2
ADCMX
1 2 0
10
ADCCLK
SOURCE
REFADC
P0.4/ADCCNV
AIN1
AIN6
AIN4
AIN7
AIN5
AIN3
AIN2
AIN0
PGA
1V/V OR
16V/V
ACTL
MAXQ7670
Figure 4. Simplified Analog Input Diagram (Four Fully Differential Inputs)