參數(shù)資料
型號(hào): ADUC843BSZ62-5
廠商: Analog Devices Inc
文件頁(yè)數(shù): 6/88頁(yè)
文件大?。?/td> 0K
描述: IC ADC 12BIT W/FLASH MCU 52-MQFP
標(biāo)準(zhǔn)包裝: 1
系列: MicroConverter® ADuC8xx
核心處理器: 8052
芯體尺寸: 8-位
速度: 16.78MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: DMA,PSM,PWM,溫度傳感器,WDT
輸入/輸出數(shù): 32
程序存儲(chǔ)器容量: 62KB(62K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 2.25K x 8
電壓 - 電源 (Vcc/Vdd): 4.75 V ~ 5.25 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 52-QFP
包裝: 托盤(pán)
產(chǎn)品目錄頁(yè)面: 738 (CN2011-ZH PDF)
ADuC841/ADuC842/ADuC843
Rev. 0 | Page 14 of 88
EXTERNAL REFERENCE (V)
–0.6
0.5
WCP
DNL
(LSBs)
1.0
2.0
2.5
5.0
–0.4
1.5
–0.2
0
0.2
0.4
0.6
WCN
DNL
(LSBs)
–0.4
–0.6
–0.2
0
0.2
0.4
0.6
AVDD /DVDD = 5V
fS = 152kHz
WCP DNL
WCN DNL
03260-0-011
Figure 13. Typical Worst-Case DNL Error vs. VREF, VDD = 5 V
EXTERNAL REFERENCE (V)
WCP
DNL
(LS
B
s)
0.7
0.5
0.1
–0.5
–0.7
0.3
–0.3
AVDD/DVDD = 3V
f
S = 152kHz
0.5
1.0
1.5
2.0
2.5
3.0
WCN
DNL
(LS
B
s)
WCP DNL
WCN DNL
–0.1
0.7
0.5
0.1
–0.5
–0.7
0.3
–0.3
–0.1
03260-0-012
Figure 14. Typical Worst-Case DNL Error vs. VREF, VDD = 3 V
CODE
817
818
819
820
821
10000
OCCURRE
NCE
8000
6000
4000
2000
0
03260-0-013
Figure 15. Code Histogram Plot, VDD = 5 V
CODE
10000
817
818
819
820
821
OCCURRE
NCE
8000
6000
4000
2000
0
9000
7000
5000
3000
1000
03260-0-014
Figure 16. Code Histogram Plot, VDD = 3 V
20
0
–20
–40
–60
–80
–100
–120
–140
–160
dBs
20
FREQUENCY (kHz)
10
070
60
50
40
30
AVDD/DVDD = 5V
fS = 152kHz
fIN = 9.910kHz
SNR = 71.3dB
THD = –88.0dB
ENOB = 11.6
03260-0-015
Figure 17. Dynamic Performance at VDD = 5 V
20
0
–20
–40
–60
–80
–100
–120
–140
–160
dBs
20
FREQUENCY (kHz)
10
070
60
50
40
30
AVDD/DVDD = 3V
fS = 149.79kHz
fIN = 9.910kHz
SNR = 71.0dB
THD = –83.0dB
ENOB = 11.5
03260-0-016
Figure 18. Dynamic Performance at VDD = 3 V
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