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PIC16F689T-I/SO View Datasheet(PDF) - Microchip Technology

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Description
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PIC16F689T-I/SO Datasheet PDF : 306 Pages
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PIC16F631/677/685/687/689/690
TABLE 17-7: COMPARATOR SPECIFICATIONS
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
Input Offset Voltage
± 5.0
± 10
mV
CM02
VCM
Input Common Mode Voltage
0
VDD - 1.5
V
CM03* CMRR
Common Mode Rejection Ratio
+55
db
CM04* TRT
Response Time
Falling
150
600
ns (Note 1)
Rising
200
1000
ns
CM05* TMC2COV Comparator Mode Change to Output
Valid
10
μs
* These parameters are characterized but 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 17-8: COMPARATOR VOLTAGE REFERENCE (CVREF) SPECIFICATIONS
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C TA +125°C
Param
No.
Sym.
Characteristics
Min. Typ† Max. Units
Comments
CV01* CLSB Step Size(2)
— VDD/24 —
— VDD/32 —
V Low Range (VRR = 1)
V High Range (VRR = 0)
CV02* CACC Absolute Accuracy
± 1/2 LSb Low Range (VRR = 1)
± 1/2 LSb High Range (VRR = 0)
CV03* CR
CV04* CST
Unit Resistor Value (R)
Settling Time(1)
2k
Ω
10
μs
* 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 = 1 and VR<3:0> transitions from ‘0000’ to ‘1111’.
2: See Section 8.10 “Comparator Voltage Reference” for more information.
TABLE 17-9: VOLTAGE (VR) REFERENCE SPECIFICATIONS
VR Voltage Reference Specifications
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C TA +125°C
Param
No.
Symbol
Characteristics
Min. Typ.
VR01 VROUT VR voltage output
0.5
0.6
VR02* TSTABLE Settling Time
10
* These parameters are characterized but not tested.
Max.
0.7
100*
Units
V
μs
Comments
DS41262E-page 248
© 2008 Microchip Technology Inc.

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