Z8F082ASH020SC Datasheet, PDF (127/244 Pages) Zilog, Inc. – Z8 Encore XP-R F08xA Series with eXtended Peripherals

Z8 Encore! XP^® F08xA Series
Product Specification
109
2
Vrefsel
Internal Voltage
Reference Generator
VREFEXT
ADC
Data
Ref Input
11
11 bit
Sigma-Delta
ADC
Analog In -
Analog In +
Amplifier with
Configurable Gain
and Buffering
-
+
ADC
IRQ
BUFFMODE
Analog Input
Multiplexer
4
ANAIN
Analog Input
Multiplexer
Amplifier tristates
when disabled
-
+
Transimpedance
Amplifier
Temp
Sensor
VREF pin
ANA0
ANA1
ANA2
ANA3
ANA4
ANA5
ANA0
ANA1
ANA2
ANA3
ANA4
ANA5
ANA6
ANA7
Operation
Figure 18.Analog-to-Digital Converter Block Diagram
Data Format
In both SINGLE-ENDED and DIFFERENTIAL modes, the output of the ADC is an 11-
bit, signed, two’s complement digital value. In DIFFERENTIAL mode, the ADC can out-
PS024705-0405
PRELIMINARY
Analog-to-Digital Converter