PIC16LF18854 Datasheet, PDF (622/668 Pages) Microchip Technology – C Compiler Optimized RISC Architecture

PIC16(L)F18856/76
TABLE 37-14: COMPARATOR SPECIFICATIONS
Operating Conditions (unless otherwise stated)
VDD = 3.0V, TA = 25°C
Param.
No.
Sym.
Characteristics
Min. Typ. Max. Units
Comments
CM01
CM02
CM03
CM04
CM05
*
Note 1:
2:
VIOFF
Input Offset Voltage
—
—
±30
mV VICM = VDD/2
VICM
Input Common Mode Range
GND
—
VDD
V
CMRR
Common Mode Input Rejection Ratio
—
50
—
dB
VHYST
TRESP⁽¹⁾
Comparator Hysteresis
Response Time, Rising Edge
15
25
35
mV
—
300
600
ns
Response Time, Falling Edge
—
220
500
ns
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.
A mode change includes changing any of the control register values, including module enable.
TABLE 37-15: 5-BIT DAC SPECIFICATIONS
Standard Operating Conditions (unless otherwise stated)
VDD = 3.0V, TA = 25°C
Param.
No.
Sym.
Characteristics
Min.
Typ.
Max. Units
Comments
DSB01
DSB01
DSB03*
DSB04*
*
†
Note 1:
VLSB
Step Size
—
(VDACREF+ -VDACREF-)
—
V
/32
VACC
Absolute Accuracy
—
—
 0.5
LSb
RUNIT
Unit Resistor Value
—
TST
Settling Time⁽¹⁾
—
5000
—
—

10
s
These parameters are characterized but not tested.
Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not tested.
Settling time measured while DACR<4:0> transitions from ‘00000’ to ‘01111’.
TABLE 37-16: FIXED VOLTAGE REFERENCE (FVR) SPECIFICATIONS
Standard Operating Conditions (unless otherwise stated)
Param.
No.
FVR01
FVR02
FVR03
FVR04
Symbol
VFVR1
VFVR2
VFVR4
TFVRST
Characteristic
1x Gain (1.024V)
2x Gain (2.048V)
4x Gain (4.096V)
FVR Start-up Time
Min.
-4
-4
-5
—
Typ.
—
—
—
25
Max. Units
Conditions
+4
% VDD  2.5V, -40°C to 85°C
+4
% VDD  2.5V, -40°C to 85°C
+5
% VDD  4.75V, -40°C to 85°C
—
us
TABLE 37-17: ZERO CROSS DETECT (ZCD) SPECIFICATIONS
Standard Operating Conditions (unless otherwise stated)
VDD = 3.0V, TA = 25°C
Param.
No.
Sym.
Characteristics
Min
Typ†
Max
Units
Comments
ZC01
ZC02
ZC03
VPINZC
Voltage on Zero Cross Pin
—
0.75
—
V
IZCD_MAX Maximum source or sink current
—
—
600
A
TRESPH Response Time, Rising Edge
—
1
—
s
TRESPL
Response Time, Falling Edge
—
1
—
s
† Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not tested.
DS40001824A-page 622
Preliminary
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