参数资料
型号: AD7993BRUZ-0REEL
厂商: Analog Devices Inc
文件页数: 5/32页
文件大小: 0K
描述: IC ADC 10BIT 4CHAN I2C 16TSSOP
标准包装: 2,500
位数: 10
采样率(每秒): 188k
数据接口: I²C,串行
转换器数目: 1
功率耗散(最大): 2.2mW
电压电源: 单电源
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 带卷 (TR)
输入数目和类型: 4 个单端,单极
AD7993/AD7994
Rev. 0 | Page 13 of 32
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
INL
E
RROR
(LS
B
)
2000
1500
500
1000
0
2500
3000
3500
4000
CODE
03473-0-010
Figure 10. Typical INL, VDD = 2.7 V, Mode 1, 3.4 MHz fSCL, 121 kSPS
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
DNL
E
RROR
(LS
B
)
2000
1500
500
1000
0
2500
3000
3500
4000
CODE
03473-0-011
Figure 11. AD7994 Typical DNL, VDD = 2.7 V, Mode 1, 3.4 MHz fSCL, 121 kSPS
INL
E
RROR
(LS
B
)
REFERENCE VOLTAGE (V)
03473-0-012
–1.0
–0.8
-0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
1.7
2.2
2.7
3.2
3.7
4.2
4.7
POSITIVE INL
NEGATIVE INL
Figure 12. AD7994 Change in INL vs. Reference Voltage VDD = 5 V,
Mode 1, 121 kSPS
DNL
E
RROR
(LS
B
)
REFERENCE VOLTAGE (V)
03473-0-013
–1.0
–0.8
-0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
1.7
2.2
2.7
3.2
3.7
4.2
4.7
POSITIVE DNL
NEGATIVE DNL
Figure 13. AD7994 Change in DNL vs. Reference Voltage VDD = 5 V,
Mode 1, 121 kSPS
S
U
P
L
Y
CURRE
NT
(mA)
SUPPLY VOLTAGE (V)
03472-0-014
0
0.0001
0.0002
0.0003
0.0004
0.0005
0.0006
0.0007
2.7
3.2
3.7
4.2
4.7
5.2
+25
°C
+85
°C
–40
°C
Figure 14. AD7994 Shutdown Current vs. Supply Voltage,
–40°C, +25°C, and +85°C
S
U
P
L
Y
CURRE
NT
(mA)
SCL FREQUENCY (kHz)
03473-0-015
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
100
600
1100
1600
2100
2600
3100
MODE 1
VDD = 5V
MODE 1
VDD = 3V
MODE 2
VDD = 5V
MODE 2
VDD = 3V
Figure 15. AD7994 Average Supply Current vs. I2C Bus Rate for
VDD = 3 V and 5 V
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