Microchip Technology MCP1631RD-MCC2 Data Sheet

Page of 338
PIC16F882/883/884/886/887
DS41291G-page 268
 2006-2012 Microchip Technology Inc.
TABLE 17-11: PIC16F882/883/884/886/887 A/D CONVERSION REQUIREMENTS
Standard Operating Conditions (unless otherwise stated)
Operating temperature
-40°C 
 T
A
 
 +125°C
Param
No.
Sym.
Characteristic
Min.
Typ†
Max. Units
Conditions
AD130* T
AD
A/D Clock Period
1.6
9.0
s
T
OSC
-based, V
REF
 
3.0V
3.0
9.0
s
T
OSC
-based, V
REF
 full range
A/D Internal RC 
Oscillator Period
3.0
6.0
9.0
s
ADCS<1:0> = 11 (ADRC mode)
At V
DD
 = 2.5V
1.6
4.0
6.0
s
At  V
DD
 = 5.0V
AD131 T
CNV
Conversion Time
(not including 
Acquisition Time)
(1)
11
T
AD
Set GO/DONE bit to new data in A/D 
Result register
AD132* T
ACQ
Acquisition Time
11.5
s
AD133* T
AMP
Amplifier Settling Time
5
s
AD134 T
GO
Q4 to A/D Clock Start
T
OSC
/2
T
OSC
/2 + T
CY
If the A/D clock source is selected as 
RC, a time of T
CY
 is added before the 
A/D clock starts. This allows the SLEEP 
instruction to be executed.
* These parameters are characterized but not tested.
† Data in “Typ” column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance 
only and are not tested.
Note 1: ADRESH and ADRESL registers may be read on the following T
CY
 cycle.
2: See 
 for minimum conditions.