PIC16F688
TABLE 14-6: COMPARATOR SPECIFICATIONS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C ≤ TA ≤ +125°C
Param
No.
Sym
Characteristics
Min Typ†
Max
Units
Comments
CM01 VOS
CM02 VCM
CM03* CMRR
CM04* TRT
Input Offset Voltage
—
0
5.0
—
10
VDD – 1.5
—
mV (VDD - 1.5)/2
Input Common Mode Voltage
Common Mode Rejection Ratio
Response Time
V
+55
—
—
dB
Falling
Rising
150
200
—
600
ns
ns
μs
(NOTE 1)
—
1000
10
CM05* TMC2COV Comparator Mode Change to
Output Valid
—
*
These parameters are characterized but not tested.
†
Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
Note 1: Response time is measured with one comparator input at (VDD - 1.5)/2 - 100 mV to (VDD - 1.5)/2 + 20 mV.
TABLE 14-7: COMPARATOR VOLTAGE REFERENCE (CVREF) SPECIFICATIONS
Standard Operating Conditions (unless otherwise stated)
Operating temperature
-40°C ≤ TA ≤ +125°C
Param
Sym
No.
Characteristics
Min
Typ†
Max
Units
Comments
CV01* CLSB
Step Size(2)
Absolute Accuracy
—
—
VDD/24
VDD/32
—
—
V
V
Low Range (VRR = 1)
High Range (VRR = 0)
CV02* CACC
—
—
—
—
1/2
1/2
LSb Low Range (VRR = 1)
LSb High Range (VRR = 0)
CV03* CR
CV04* CST
Unit Resistor Value (R)
Settling Time(1)
—
—
2k
—
—
Ω
μs
10
*
These parameters are characterized but not tested.
†
Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design
guidance only and are not tested.
Note 1: Settling time measured while VRR = 1and VR<3:0> transitions from ‘0000’ to ‘1111’.
2: See Section 7.10 “Comparator Voltage Reference” for more information.
© 2007 Microchip Technology Inc.
DS41203D-page 159
MICROCHIP [ MICROCHIP ]
