参数资料
型号: RFPIC12F675K-E/SS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PDSO20
封装: 0.209 INCH, PLASTIC, MO-150, SSOP-20
文件页数: 11/123页
文件大小: 5438K
代理商: RFPIC12F675K-E/SS
rfPIC12F675
DS70091A-page 106
Preliminary
2003 Microchip Technology Inc.
TABLE 13-8:
rfPIC12F675 A/D CONVERTER CHARACTERISTICS
:
Param
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
A01
N
R
Resolution
10 bits
bit
A02
E
ABS
Total Absolute
Error*
±1
LSb V
REF = 5.0V
A03
E
IL
Integral Error
±1
LSb V
REF = 5.0V
A04
E
DL
Differential Error
±1
LSb No missing codes to 10 bits
V
REF = 5.0V
A05
E
FS
Full Scale Range
2.2*
5.5*
V
A06
E
OFF
Offset Error
±1
LSb V
REF = 5.0V
A07
E
GN
Gain Error
±1
LSb V
REF = 5.0V
A10
Monotonicity
guaranteed(3)
V
SS
≤ VAIN ≤ VREF+
A20
A20A
V
REF
Reference Voltage
2.0
2.5
V
DD + 0.3
V
Absolute minimum to ensure 10-bit
accuracy
A21
V
REF
Reference V High
(V
DD or VREF)
V
SS
V
DD
V
A25
V
AIN
Analog Input
Voltage
V
SS
V
REF
V
A30
Z
AIN
Recommended
Impedance of
Analog Voltage
Source
10
k
A50
I
REF
V
REF Input
Current(2)
10
1000
10
A
During V
AIN acquisition.
Based on differential of V
HOLD to VAIN.
During A/D conversion cycle.
*
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: When A/D is off, it will not consume any current other than leakage current. The power-down current spec
includes any such leakage from the A/D module.
2: V
REF current is from External VREF or VDD pin, whichever is selected as reference input.
3: The A/D conversion result never decreases with an increase in the input voltage and has no missing codes.
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