Datasheet

 2012 Microchip Technology Inc. DS30684A-page 477
PIC18(L)F2X/45K50
FIGURE 29-3: HIGH/LOW-VOLTAGE DETECT CHARACTERISTICS
TABLE 29-3: FIXED VOLTAGE REFERENCE (FVR) SPECIFICATIONS
Operating Conditions: -40°C < TA < +85°C (unless otherwise stated)
Param
No.
Sym Characteristics Min Typ Max Units Comments
VR01 V
ROUT VR voltage output to ADC 0.973 1.024 1.085 V 1x output, VDD 2.5V
1.946 2.048 2.171 V 2x output, V
DD 2.5V
3.891 4.096 4.342 V 4x output, V
DD 4.75V
(PIC18F2X/45K50)
VR02 VROUT VR voltage output all other
modules
0.942 1.024 1.096 V 1x output, VDD 2.5V
1.884 2.048 2.191 V 2x output, V
DD 2.5V
3.768 4.096 4.383 V 4x output, V
DD 4.75V
(PIC18F2X/45K50)
VR04* TSTABLE Settling Time — 25 100 s 0 to 85°C
* These parameters are characterized but not tested.
TABLE 29-4: CHARGE TIME MEASUREMENT UNIT (CTMU) SPECIFICATIONS
Operating Conditions: 1.8V < VDD < 5.5V, -40°C < TA < +85°C (unless otherwise stated)
Param
No.
Sym Characteristics Min Typ
(1)
Max Units Comments
CT01 IOUT1 CTMU Current Source,
Base Range
—0.55— AIRNG<1:0> = 01
CT02 I
OUT2 CTMU Current Source,
10X Range
—5.5— AIRNG<1:0> = 10
CT03 I
OUT3 CTMU Current Source,
100X Range
—55— AIRNG<1:0> = 11
V
DD  3.0V
Note 1: Nominal value at center point of current trim range (CTMUICON<7:2> = 000000).
VHLVD
HLVDIF
V
DD
(HLVDIF set by hardware)
(HLVDIF can be
cleared by software)