Datasheet

Table Of Contents
2011-2013 Microchip Technology Inc. DS40001609C-page 347
PIC16(L)F1508/9
TABLE 29-15: COMPARATOR SPECIFICATIONS
(1)
TABLE 29-16: DIGITAL-TO-ANALOG CONVERTER (DAC) SPECIFICATIONS
(1)
Operating Conditions (unless otherwise stated)
V
DD = 3.0V, TA = 25°C
Param.
No.
Sym. Characteristics Min. Typ. Max. Units Comments
CM01 V
IOFF Input Offset Voltage ±7.5 ±60 mV CxSP = 1,
V
ICM = VDD/2
CM02 VICM Input Common Mode Voltage 0 VDD V
CM03 C
MRR Common Mode Rejection Ration 50 dB
CM04A
T
RESP
(2)
Response Time Rising Edge 400 800 ns CxSP = 1
CM04B Response Time Falling Edge 200 400 ns CxSP = 1
CM04C Response Time Rising Edge 1200 ns CxSP = 0
CM04D Response Time Falling Edge 550 ns CxSP = 0
CM05* T
MC2OV Comparator Mode Change to
Output Valid
——10s
CM06 C
HYSTER Comparator Hysteresis 25 mV CxHYS = 1,
CxSP = 1
* These parameters are characterized but not tested.
Note 1: See Section 30.0 “DC and AC Characteristics Graphs and Charts” for operating characterization.
2: Response time measured with one comparator input at V
DD/2, while the other input transitions from VSS to
V
DD.
Operating Conditions (unless otherwise stated)
V
DD = 3.0V, TA = 25°C
Param.
No.
Sym. Characteristics Min. Typ. Max. Units Comments
DAC01* C
LSB Step Size VDD/32 V
DAC02* CACC Absolute Accuracy 1/2 LSb
DAC03* CR Unit Resistor Value (R) 5K
DAC04* C
ST Settling Time
(2)
——10s
* These parameters are characterized but not tested.
Note 1: See Section 30.0 “DC and AC Characteristics Graphs and Charts” for operating characterization.
2: Settling time measured while DACR<4:0> transitions from ‘0000’ to ‘1111’.