PIC18F23K22 Datasheet, PDF (439/492 Pages) Microchip Technology – 28/40/44-Pin, Low-Power, High-Performance Microcontrollers with nanoWatt XLP Technology

PIC18(L)F2X/4XK22
27.10 Analog Characteristics
TABLE 27-1: COMPARATOR SPECIFICATIONS
Operating Conditions: 1.8V < VDD < 5.5V, -40°C < TA < +125°C (unless otherwise stated)
Param
No.
Sym
Characteristics
Min
Typ
Max Units
Comments
CM01
CM02
CM03
CM04
CM05
*
Note 1:
VIOFF
Input Offset Voltage
—
12
mV High-Power mode
—
18
mV Low-Power mode
VICM
Input Common-mode Voltage
—
VDD
V
CMRR Common-mode Rejection Ratio
—
—
TRESP Response Time
—
200
dB
ns High-Power mode⁽¹⁾
—
300
ns Low-Power mode
TMC2OV Comparator Mode Change to
—
—
s
Output Valid*
These parameters are characterized but not tested.
Response time measured with one comparator input at VDD/2, while the other input transitions from VSS to VDD.
TABLE 27-2: DIGITAL-TO-ANALOG CONVERTER (DAC) SPECIFICATIONS
Operating Conditions: 1.8V < VDD < 5.5V, -40°C < TA < +125°C (unless otherwise stated)
Param
No.
CV01*
CV02*
CV03*
CV04*
*
Note 1:
2:
Sym
Characteristics
Min Typ Max Units
Comments
CLSB
Step Size⁽²⁾
— VDD/32 —
V
CACC Absolute Accuracy
—
— 1/2 LSb
CR
Unit Resistor Value (R)
CST
Settling Time⁽¹⁾
—
5k
—

—
—
10
s
These parameters are characterized but not tested.
Settling time measured while CVRR = 1 and CVR3:CVR0 transitions from ‘0000’ to ‘1111’.
See Section 22.0 “Digital-to-Analog Converter (DAC) Module” for more information.
TABLE 27-3: FIXED VOLTAGE REFERENCE (FVR) SPECIFICATIONS
Operating Conditions: 1.8V < VDD < 3.6V, -40°C < TA < +125°C (unless otherwise stated)
VR Voltage Reference Specifications
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C  TA  +125°C
Param
No.
Sym
Characteristics
Min Typ Max Units
Comments
VR01 VROUT VR voltage output
0.92 1.024
1.84 2.048
3.70 4.096
VR04* TSTABLE Settling Time
—
25
* These parameters are characterized but not tested.
1.13
2.26
4.50
100
V 1x output, VDD 1.8V
V 2x output, VDD 2.5V
V 4x output, VDD 4.75V
s 0 to 125°C
 2010 Microchip Technology Inc.
Preliminary
DS41412B-page 439