參數(shù)資料
型號: MCV14AT-I/SL
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PDSO14
封裝: 3.90 MM, PLASTIC, SOIC-14
文件頁數(shù): 62/82頁
文件大?。?/td> 1053K
代理商: MCV14AT-I/SL
2009 Microchip Technology Inc.
Preliminary
DS41338C-page 65
MCV14A
TABLE 11-2:
COMPARATOR SPECIFICATIONS.
TABLE 11-3:
COMPARATOR VOLTAGE REFERENCE (VREF) SPECIFICATIONS
Comparator Specifications
Standard Operating Conditions (unless otherwise stated)
Operating temperature
-40°C to 85°C
Characteristics
Sym
Min
Typ
Max
Units
Comments
Internal Voltage Reference
VIVRF
0.50
0.60
0.70
V
Input offset voltage
VOS
± 5.0
± 10
mV
Input common mode voltage*
VCM
0—
VDD – 1.5
V
CMRR*
CMRR
55
db
Response Time(1)*
TRT
150
400
ns
Comparator Mode Change to
Output Valid*
TMC2COV
10
μs
*
These parameters are characterized but not tested.
Note 1: Response time measured with one comparator input at (VDD – 1.5)/2 while the other input transitions from
VSS to VDD – 1.5V.
Sym
Characteristics
Min
Typ
Max
Units
Comments
CVRES
Resolution
VDD/24*
VDD/32
LSb
Low Range (VRR = 1)
High Range (VRR = 0)
Absolute Accuracy(2)
±1/2*
LSb
Low Range (VRR = 1)
High Range (VRR = 0)
Unit Resistor Value (R)
2K*
Ω
Settling Time(1)
——
10*
μs
*
These parameters are characterized but not tested.
Note 1:
Settling time measured while VRR = 1 and VR<3:0> transitions from 0000 to 1111.
2:
Do not use reference externally when VDD < 2.7V. Under this condition, reference should only be used
with comparator Voltage Common mode observed.
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