Default Conditions: TA
參數(shù)資料
型號: AD7453ARTZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 2/21頁
文件大小: 0K
描述: IC ADC 12BIT DFF 600KSPS SOT23-8
設(shè)計(jì)資源: Measuring -48 V High-Side Current Using AD629, AD8603, AD780, and AD7453 (CN0100)
標(biāo)準(zhǔn)包裝: 1
位數(shù): 12
采樣率(每秒): 555k
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): 7.25mW
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: SOT-23-8
供應(yīng)商設(shè)備封裝: SOT-23-8
包裝: 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類型: 1 個偽差分,單極
其它名稱: AD7453ARTZ-REEL7DKR
AD7453
Rev. B | Page 9 of 20
AD7453–TYPICAL PERFORMANCE CHARACTERISTICS
Default Conditions: TA = 25°C, fS = 555 kSPS, fSCLK = 10 MHz, VDD = 2.7 V to 5.25 V, VREF = 2.5 V, unless otherwise noted.
FREQUENCY (kHz)
55
10
S
INAD
(dB)
100
277
60
65
70
75
VDD = 5.25V
VDD = 2.7V
VDD = 3.6V
VDD = 4.75V
03155-A
-005
Figure 5. SINAD vs. Analog Input Frequency for Various Supply Voltages
0
–20
–40
–80
–60
–120
–100
–140
03155-A
-006
SUPPLY RIPPLE FREQUENCY (kHz)
0
100
200
300
400
500
P
S
RR
(
d
B
)
900
1000
VDD= 5V
VDD = 3V
600
700
800
100mV p-p SINE WAVE ON VDD
NO DECOUPLING ON VDD
Figure 6. PSRR vs. Supply Ripple Frequency without Supply Decoupling
FREQUENCY (kHz)
0
100
200
S
NR
(dB)
–100
–140
277
–20
0
–120
–40
–60
–80
8192 POINT FFT
fSAMPLE = 555kSPS
fIN = 100kSPS
SINAD = 71.7dB
THD = –82dB
SFDR = –83dB
03155-A
-007
Figure 7. Dynamic Performance for VDD = 5 V
CODE
DN
L
E
R
RO
R
(
L
S
B
)
1.0
0.8
0.6
0.2
0.4
–0.2
–0.4
–0.6
–0.8
0
–1.0
0
1024
3072
2048
4096
03155-A
-008
Figure 8. Typical DNL for the AD7453 for VDD = 5 V
CODE
IN
L
ER
R
O
R
(L
SB
)
1.0
0.8
0.6
0.2
0.4
–0.2
–0.4
–0.6
–0.8
0
–1.0
0
1024
3072
2048
4096
03155-A
-009
Figure 9. Typical INL for the AD7453 for VDD = 5 V
CODES
0
2046
2047
2048
2049
2050
2051
27 CODES
24 CODES
9949
CODES
1000
2000
3000
4000
5000
6000
7000
8000
9000
10000
03155-A
-010
Figure 10. Histogram of 10,000 Conversions of a DC Input
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