Datasheet

PIC24F04KA201 FAMILY
DS39937B-page 196 Preliminary © 2009 Microchip Technology Inc.
TABLE 26-12: COMPARATOR DC SPECIFICATIONS
TABLE 26-13: COMPARATOR VOLTAGE REFERENCE DC SPECIFICATIONS
TABLE 26-15: COMPARATOR TIMINGS
TABLE 26-16: COMPARATOR VOLTAGE REFERENCE SETTLING TIME SPECIFICATIONS
Operating Conditions: 2.0V < VDD < 3.6V, -40°C < TA < +85°C (unless otherwise stated)
Param
No.
Symbol Characteristic Min Typ Max Units Comments
D300 V
IOFF Input Offset Voltage* — 20 40 mV
D301 V
ICM Input Common Mode Voltage* 0 — VDD V
D302 CMRR Common Mode Rejection
Ratio*
55 — — dB
* Parameters are characterized but not tested.
Operating Conditions: 2.0V < V
DD < 3.6V, -40°C < TA < +85°C (unless otherwise stated)
Param
No.
Symbol Characteristic Min Typ Max Units Comments
VRD310 CV
RES Resolution VDD/24 — VDD/32 LSb
VRD311 CVRAA Absolute Accuracy — — AVDD – 1.5 LSb
VRD312 CVR
UR Unit Resistor Value (R) — 2k — Ω
TABLE 26-14: CTMU CURRENT SOURCE SPECIFICATIONS
DC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V (unless otherwise stated)
Operating temperature -40°C ≤ T
A ≤ +85°C for Industrial
Param
No.
Sym Characteristic Min Typ
(1)
Max Units Conditions
IOUT1 CTMU Current Source,
Base Range
— 550 — nA CTMUICON<1:0> = 01
I
OUT2 CTMU Current Source,
10x Range
—5.5—μA CTMUICON<1:0> = 10
I
OUT3 CTMU Current Source,
100x Range
—55—μA CTMUICON<1:0> = 11
Note 1: Nominal value at center point of current trim range (CTMUICON<7:2> = 000000)
Param
No.
Symbol Characteristic Min Typ Max Units Comments
300 T
RESP Response Time*
(1)
— 150 400 ns
301 T
MC2OV Comparator Mode Change to
Output Valid
*
—— 10μs
* Parameters are characterized but not tested.
Note 1: Response time measured with one comparator input at (V
DD – 1.5)/2, while the other input transitions from
V
SS to VDD.
Param
No.
Symbol Characteristic Min Typ Max Units Comments
VR310 T
SET Settling Time
(1)
——10μs
Note 1: Settling time measured while CVRR = 1 and CVR<3:0> bits transition from ‘0000’ to ‘1111’.