参数资料
型号: EVAL-AD7991EBZ
厂商: Analog Devices Inc
文件页数: 5/28页
文件大小: 0K
描述: BOARD EVAL FOR AD7991
标准包装: 1
ADC 的数量: 1
位数: 12
采样率(每秒): 1M
数据接口: 串行
输入范围: 0 ~ Vdd
在以下条件下的电源(标准): 4.4mW @ 5.5V,3.4MHz
工作温度: -40°C ~ 125°C
已用 IC / 零件: AD7991
已供物品: 板,缆线,CD
产品目录页面: 780 (CN2011-ZH PDF)
相关产品: AD7991YRJZ-1RL-ND - IC ADC 12BIT 4CH I2C SOT23-8
AD7991YRJZ-0RL-ND - IC ADC 12BIT 4CH I2C SOT23-8
AD7991YRJZ-1500RL7DKR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-0500RL7DKR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-1500RL7CT-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-0500RL7CT-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-1500RL7TR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-0500RL7TR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991/AD7995/AD7999
Rev. B | Page 13 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
D
N
L
E
RRO
R
(
L
S
B)
CODE
0
500
1000
1500
2000
2500
3000
3500
4000
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
VDD = 2.7V
VREF = 2.35V
fSCL = 1.7MHz
0
64
61
-0
05
Figure 4. DNL Error, VDD = 2.7 V, VREF = 2.35 V, fSCL = 1.7 MHz
Without Clock Stretching
INL
E
RRO
R
(
L
S
B)
CODE
0
500
1000
1500
2000
2500
3000
3500
4000
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
VDD = 2.7V
VREF = 2.35V
fSCL = 1.7MHz
0
64
61
-0
06
Figure 5. INL Error, VDD = 2.7 V, VREF = 2.35 V, fSCL = 1.7 MHz
Without Clock Stretching
12.0
8.0
06
REFERENCE VOLTAGE (V)
E
N
OB
(
B
it
s)
S
IN
AD
(
d
B)
11.5
11.0
10.5
10.0
9.5
9.0
8.5
123
45
60
62
64
66
68
70
72
74
ENOB VDD = 3V
ENOB VDD = 5V
SINAD VDD = 5V
SINAD VDD = 3V
06
46
1-
03
6
Figure 6. ENOB/SINAD vs. Reference Voltage, fSCL = 1.7 MHz
Without Clock Stretching
1.0
–1.0
1.2
REFERENCE VOLTAGE (V)
INL
E
RRO
R
(
L
S
B
)
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
1.7
2.2
2.7
3.2
3.7
4.2
4.7
NEGATIVE INL
POSITIVE INL
06
46
1-
03
3
Figure 7. INL Error vs. Reference Voltage , fSCL = 1.7 MHz
Without Clock Stretching
1.0
–1.0
1.2
REFERENCE VOLTAGE (V)
D
N
L
E
R
RO
R
(L
S
B
)
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
1.7
2.2
2.7
3.2
3.7
4.2
4.7
NEGATIVE DNL
POSITIVE DNL
06
46
1-
03
7
Figure 8. DNL Error vs. Reference Voltage, fSCL = 1.7 MHz
Without Clock Stretching
INL
E
R
RO
R
(
L
S
B)
CODE
0
500
1000
1500
2000
2500
3000
3500
4000
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
0
64
61
-01
3
VDD = 5V
VREF = 2.5V
fSCL = 1.7MHz
Figure 9. INL Error, VDD = 5 V, VREF = 2.5 V, fSCL = 1.7 MHz
Without Clock Stretching
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