参数资料
型号: EVAL-ADUC7023QSPZ
厂商: Analog Devices Inc
文件页数: 10/96页
文件大小: 0K
描述: KIT DEV FOR ADUC7023 QUICK START
标准包装: 1
类型: MCU
适用于相关产品: ARM7TDMI
所含物品:
ADuC7023
Data Sheet
| Page 18 of 96
TYPICAL PERFORMANCE CHARACTERISTICS
0.5
0.6
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
0
500
1000
1500
2000
2500
3000
3500
4095
ADC CODES
DNL
(
L
S
B)
08675-
049
SAMPLING RATE = 950kSPS
WORST CASE POSITIVE = 0.63, CODE = 2364
WORST CASE NEGATIVE = –0.46, CODE = 2363
Figure 10. Typical DNL, fADC = 950 kSPS, Internal Reference Used
0.6
0.4
0.2
0
–0.2
–0.6
–0.4
–0.8
–1.0
0
500
1000
1500
2000
2500
3000
3500
4095
ADC CODES
IN
L
(
LS
B
)
08675-
050
SAMPLING RATE = 950kSPS
WORST CASE POSITIVE = 0.57, CODE = 4063
WORST CASE NEGATIVE = –0.90, CODE = 3356
Figure 11. Typical INL, fADC = 950 kSPS, Internal Reference Used
0.6
0.5
0.4
0.3
0.2
0.1
–0.1
0
–0.2
–0.3
–0.4
–0.5
–0.6
0
500
1000
1500
2000
2500
3000
3500
4095
ADC CODES
DNL
(
L
S
B)
08675-
051
SAMPLING RATE = 950kSPS
WORST CASE POSITIVE = 0.64, CODE = 3583
WORST CASE NEGATIVE = –0.61, CODE = 1830
Figure 12. Typical DNL, fADC = 950 kSPS, External 1.0 V Reference Used
1.2
1.0
0.8
0.6
0.4
0.2
–0.2
0
–0.4
–0.6
–0.8
–1.0
0
500
1000
1500
2000
2500
3000
3500
4095
ADC CODES
IN
L
(
LS
B
)
08675-
052
SAMPLING RATE = 950kSPS
WORST CASE POSITIVE = 1.09, CODE = 4032
WORST CASE NEGATIVE = –0.98, CODE = 3422
Figure 13. Typical INL, fADC = 950 kSPS, External 1.0 V Reference Used
20
0
–20
–40
–60
–80
–100
–200
–400
0
20,000
40,000
60,000
80,000
104,400
FREQUENCY (Hz)
S
INAD,
T
HD
AND
P
HS
N
O
F
ADC
(
d
B)
08675-
053
Figure 14. SINAD, THD, and PHSN of ADC , Internal 2.5 V Reference Used
Rev. E
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