參數(shù)資料
型號: MR80C154-25P883D
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, 25 MHz, MICROCONTROLLER, CQCC44
封裝: LCC-44
文件頁數(shù): 119/142頁
文件大?。?/td> 61013K
代理商: MR80C154-25P883D
78
XMEGA B3 [DATASHEET]
8074D–AVR–08/2013
Table 36-11. Accuracy characteristics.
f
ADC
Sample rate
Current limitation (CURRLIMIT) off
16
300
ksps
CURRLIMIT = LOW
250
CURRLIMIT = MEDIUM
150
CURRLIMIT = HIGH
50
Sampling Time
1/2 Clk
ADC cycle
0.25
5
s
Conversion time (latency)
(RES+2)/2+(GAIN !=0)
RES (Resolution) = 8 or 12
6
10
ClkADC
cycles
Start-up time
ADC clock cycles
12
24
ClkADC
cycles
ADC settling time
After changing reference or input mode
7
ClkADC
cycles
Symbol
Parameter
Condition
Min.
Typ.
Max.
Units
Symbol
Parameter
Condition(2)
Min.
Typ.
Max.
Units
RES
Resolution
12-bit resolution
Differential
8
12
Bits
Single ended signed
7
11
Single ended unsigned
8
12
Integral non-linearity
Differential mode
16kSPS, VREF = 3V
1
lsb
16kSPS, VREF = 1V
2
300kSPS, VREF = 3V
1
300kSPS, VREF = 1V
2
Single ended
unsigned mode
16kSPS, VREF = 3.0V
1
1.5
16kSPS, VREF = 1.0V
2
3
DNL(1)
Differential non-linearity
Differential mode
16kSPS, VREF = 3V
1
lsb
16kSPS, VREF = 1V
2
300kSPS, VREF = 3V
1
300kSPS, VREF = 1V
2
Single ended
unsigned mode
16kSPS, VREF = 3.0V
1
1.5
16kSPS, VREF = 1.0V
2
3
Offset Error
Differential mode
8
mV
Temperature drift
0.01
mV/K
Operating voltage drift
0.25
mV/V
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