參數(shù)資料
型號: AD7478AARMZ-REEL
廠商: Analog Devices Inc
文件頁數(shù): 6/29頁
文件大?。?/td> 0K
描述: IC ADC 8BIT 1MSPS 8-MSOP
標(biāo)準(zhǔn)包裝: 3,000
位數(shù): 8
采樣率(每秒): 1M
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 17.5mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 8-MSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個單端,單極
AD7476A/AD7477A/AD7478A
Rev. F | Page 13 of 28
CODE
1.0
0.4
–0.2
0
1024
INL
ERR
OR
(LSB)
512
0.8
0.6
0.2
0
–0.4
–0.6
–0.8
–1.0
1536
2048
2560
3072
3584
4096
VDD = 2.35V
TEMP = 25°C
fSAMPLE = 1MSPS
02930-011
Figure 11. AD7476A INL Performance
CODE
1.0
0.4
–0.2
0
1024
DNL
ERR
OR
(LSB)
512
0.8
0.6
0.2
0
–0.4
–0.6
–0.8
–1.0
1536
2048
2560
3072
3584
4096
VDD = 2.35V
TEMP = 25°C
fSAMPLE = 1MSPS
02930-012
Figure 12. AD7476A DNL Performance
INPUT FREQUENCY (kHz)
0
–30
–60
10
1000
THD
(dB)
100
–10
–20
–40
–50
–70
–80
–90
VDD = 3.6V
RIN = 10k
RIN = 1k
RIN = 130
RIN = 13
RIN = 0
02930-013
Figure 13. THD vs. Analog Input Frequency for Various Source Impedances
INPUT FREQUENCY (kHz)
–60
–75
–90
10
1000
THD
(dB)
100
–65
–70
–80
–85
VDD = 5.25V
VDD = 2.35V
VDD = 2.7V
VDD = 4.75V
VDD = 3.6V
02930-014
Figure 14. THD vs. Analog Input Frequency for Various Supply Voltages
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