参数资料
型号: AD7675ASTZ
厂商: Analog Devices Inc
文件页数: 19/20页
文件大小: 0K
描述: IC ADC 16BIT DIFF INP 48LQFP
标准包装: 1
系列: PulSAR®
位数: 16
采样率(每秒): 100k
数据接口: 串行,并联
转换器数目: 1
功率耗散(最大): 25mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 托盘
输入数目和类型: 1 个差分,双极
配用: EVAL-AD7675CBZ-ND - BOARD EVALUATION FOR AD7675
REV. A
AD7675
–8–
–Typical Performance Characteristics
CODE
1.00
0
16384
32768
49152
65536
INL
LSB
0.75
0.25
0.00
–0.50
–1.00
0.50
–0.25
–0.75
TPC 1. Integral Nonlinearity vs. Code
CODE IN HEXA
9000
7FFB
0
COUNTS
8000
6000
4000
2000
0000
7000
3000
1000
5000
7FFC
0
7FFD
0
7FFE
6
7FFF
8246
8000
8118
8001
14
8002
0
8003
0
8004
0
TPC 2. Histogram of 16,384 Conversions of a DC Input at
the Code Transition
POSITIVE INL – LSB
18
0.2
NUMBER
OF
UNITS
14
6
0
10
2
0.4
0.6
0.8
1.0
0
16
8
12
4
TPC 3. Typical Positive INL Distribution (40 Units)
CODE IN HEXA
16000
7FF9
0
COUNTS
12000
8000
4000
0000
14000
6000
2000
10000
7FFA
0
7FFB
0
7FFC
887
7FFD 7FFE
810
7FFF
0
8000
0
8001
0
8002
0
7FF8
0
14687
TPC 4. Histogram of 16,384 Conversions of a DC Input at
the Code Center
NEGATIVE INL – LSB
18
–0.8
NUMBER
OF
UNITS
14
6
0
10
2
–0.6
–0.4
–0.2
0.0
–1.0
16
8
12
4
TPC 5. Typical Negative INL Distribution (40 Units)
FREQUENCY – kHz
0
010
2030
50
AMPLITUDE
dB
of
Full
Scale
–40
–80
–100
–140
–180
–60
–120
–160
40
–20
fS = 100 kSPS
fIN = 45.01kHz
SNR = 94dB
THD = –110dB
SFDR = 110dB
SINAD = 93.9dB
TPC 6. FFT Plot
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