Microchip Technology MCU PIC10F322T-I/OT SOT-23-6 MCP PIC10F322T-I/OT データシート
製品コード
PIC10F322T-I/OT
PIC10(L)F320/322
DS41585A-page 184
Preliminary
2011 Microchip Technology Inc.
TABLE 24-6:
PIC10(L)F320/322 A/D CONVERTER (ADC) CHARACTERISTICS:
TABLE 24-7:
PIC10(L)F320/322 A/D CONVERSION REQUIREMENTS
Standard Operating Conditions (unless otherwise stated)
Operating temperature
Operating temperature
-40°C
T
A
+125°C
Param
No.
Sym.
Characteristic
Min.
Typ†
Max.
Units
Conditions
AD01
N
R
Resolution
—
—
8
bit
AD02
E
IL
Integral Error
—
—
±1.7
LSb V
REF
= 3.0V
AD03
E
DL
Differential Error
—
—
±1
LSb No missing codes
V
REF
= 3.0V
AD04
E
OFF
Offset Error
—
—
±2.5
LSb V
REF
= 3.0V
AD05
E
GN
Gain Error
—
—
±2.0
LSb V
REF
= 3.0V
AD06
V
REF
Reference Voltage
(3)
1.8
—
V
DD
V
V
REF
= (V
REF
+ minus V
REF
-) (Note 5)
AD07
V
AIN
Full-Scale Range
V
SS
—
V
REF
V
AD08
Z
AIN
Recommended Impedance of
Analog Voltage Source
Analog Voltage Source
—
—
10
k
Can go higher if external 0.01
F capacitor is
present on input pin.
*
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.
tested.
Note 1:
Total Absolute Error includes integral, differential, offset and gain errors.
2:
The A/D conversion result never decreases with an increase in the input voltage and has no missing codes.
3:
ADC V
REF
is from external V
REF
, V
DD
pin or FVR, whichever is selected as reference input.
4:
When ADC is off, it will not consume any current other than leakage current. The power-down current specification
includes any such leakage from the ADC module.
includes any such leakage from the ADC module.
5:
FVR voltage selected must be 2.048V or 4.096V.
Standard Operating Conditions (unless otherwise stated)
Operating temperature
Operating temperature
-40°C
T
A
+125°C
Param
No.
Sym.
Characteristic
Min.
Typ†
Max.
Units
Conditions
AD130* T
AD
A/D Clock Period
1.0
—
9.0
s
T
OSC
-based
A/D Internal FRC Oscillator
Period
Period
1.0
1.6
6.0
s
ADCS<1:0> = 11 (ADRC mode)
AD131
T
CNV
Conversion Time (not including
Acquisition Time)
Acquisition Time)
(1)
—
9.5
—
T
AD
Set GO/DONE bit to conversion
complete
complete
AD132* T
ACQ
Acquisition Time
—
5.0
—
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.
tested.
Note 1:
The ADRES register may be read on the following T
CY
cycle.