
PIC16F87XA
DS39582B-page 180
2003 Microchip Technology Inc.
TABLE 17-1:
COMPARATOR SPECIFICATIONS
TABLE 17-2:
VOLTAGE REFERENCE SPECIFICATIONS
Operating Conditions:
3.0V < VDD < 5.5V, -40°C < TA < +85°C (unless otherwise stated)
4.0V < VDD < 5.5V, -40°C < TA < +125°C (unless otherwise stated)
Param
No.
Sym
Characteristics
Min
Typ
Max
Units
Comments
D300
VIOFF
Input Offset Voltage
—
± 5.0
± 10
mV
D301
VICM
Input Common Mode Voltage*
0
-
VDD – 1.5
V
D302
CMRR
Common Mode Rejection Ratio*
55
-
—
dB
300
300A
TRESP
Response Time*(1)
—150
400
600
ns
PIC16F87XA
PIC16LF87XA
301
TMC2OV
Comparator Mode Change to
Output Valid*
——
10
s
*
These parameters are characterized but not tested.
Note 1:
Response time measured with one comparator input at (VDD – 1.5)/2 while the other input transitions from
VSS to VDD.
Operating Conditions:
3.0V < VDD < 5.5V, -40°C < TA < +85°C (unless otherwise stated)
4.0V < VDD < 5.5V, -40°C < TA < +125°C (unless otherwise stated)
Spec
No.
Sym
Characteristics
Min
Typ
Max
Units
Comments
D310
VRES
Resolution
VDD/24
—
VDD/32
LSb
D311
VRAA
Absolute Accuracy
—
1/2
LSb
Low Range (VRR = 1)
High Range (VRR = 0)
D312
VRUR
Unit Resistor Value (R)*
—
2k
—
310
TSET
Settling Time*(1)
—
10
s
*
These parameters are characterized but not tested.
Note 1:
Settling time measured while VRR = 1 and VR<3:0> transitions from ‘0000’ to ‘1111’.