参数资料
型号: AD9221ARZ
厂商: Analog Devices Inc
文件页数: 29/32页
文件大小: 0K
描述: IC ADC 12BIT 1.5MSPS 28SOIC
标准包装: 27
位数: 12
采样率(每秒): 1.5M
数据接口: 并联
转换器数目: 7
功率耗散(最大): 70mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
输入数目和类型: 2 个单端,单极;1 个差分,单极
REV. E
–6–
AD9221/AD9223/AD9220
(AVDD = 5 V, DVDD = 5 V, fSAMPLE = 1.5 MSPS, TA = 25 C)
AD9221–Typical Performance Characteristics
1.0
0.4
–0.6
0
4095
0.8
0.6
0.0
–0.4
0.2
–0.2
–0.8
–1.0
CODE
DNL
LSBs
TPC 1. Typical DNL
FREQUENCY – MHz
SINAD
dB
80
75
40
0.1
1.0
70
65
45
60
55
50
–0.5dB
–6.0dB
–20.0dB
TPC 4. SINAD vs. Input Frequency
(Input Span = 2.0 V p-p, VCM = 2.5 V)
FREQUENCY – MHz
THD–
dB
–50
–55
–90
0.1
1.0
–60
–65
–85
–70
–75
–80
–0.5dB
–6.0dB
–20.0dB
TPC 7. THD vs. Input Frequency
(Input Span = 5.0 V p-p, VCM = 2.5 V)
1.0
0.4
–1.0
0
4095
0.8
0.6
0.0
–0.8
0.2
–0.6
–0.2
–0.4
CODE
INL
LSBs
TPC 2. Typical INL
FREQUENCY – MHz
–50
–55
–90
0.1
1.0
–60
–65
–85
–70
–75
–80
–0.5dB
–6.0dB
–20.0dB
–95
–100
THD
dB
TPC 5. THD vs. Input Frequency
(Input Span = 2.0 V p-p, VCM = 2.5 V)
SAMPLE RATE – MSPS
–60
–65
–100
0.2
1
2
–70
–75
–95
–80
–85
–90
3
0.3
0.8
5V p-p
2V p-p
0.4
0.6
THD
dB
TPC 8. THD vs. Sample Rate
(AIN = –0.5 dB, fIN = 500 kHz,
VCM = 2.5 V)
CODE
HITS
121,764
8,180,388
85,895
N–1
N
N+1
TPC 3. “Grounded-Input”
Histogram (Input Span = 2 V p-p)
FREQUENCY – MHz
SINAD
dB
80
75
40
0.1
1.0
70
65
45
60
55
50
–0.5dB
–6.0dB
–20.0dB
TPC 6. SINAD vs. Input Frequency
(Input Span = 5.0 V p-p, VCM = 2.5 V)
AIN – dBFS
100
90
30
–60
–50
–30
–40
70
60
40
50
80
20
SNR/SFDR
dB
10
–20
–10
0
SFDR
SNR
TPC 9. SNR/SFDR vs. AIN (Input
Amplitude) (fIN = 500 kHz, Input
Span = 2 V p-p, VCM = 2.5 V)
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