AD7911ARMZ Analog Devices Inc, AD7911ARMZ Datasheet - Page 14

• Manufacturer Part Number: AD7911ARMZ
• Description: IC ADC 10BIT DUAL 2CH 8-MSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7911ARMZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Operating Temperature: -40°C ~ 85°C
• Number Of Bits: 10
• Sampling Rate (per Second): 250k
• Number Of Converters: 1
• Power Dissipation (max): 20mW
• Voltage Supply Source: Single Supply
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Resolution (bits): 10bit
• Input Channel Type: Single Ended
• Supply Voltage Range - Analogue: 2.35V To 5.25V
• Supply Current: 4mA
• No. Of Pins: 8
• Sampling Rate: 250kSPS
• Rohs Compliant: Yes
• Number Of Elements: 1
• Resolution: 10Bit
• Architecture: SAR
• Sample Rate: 250KSPS
• Input Polarity: Unipolar
• Input Type: Voltage
• Rated Input Volt: 5.25V
• Differential Input: No
• Power Supply Requirement: Single
• Single Supply Voltage (typ): 3/5V
• Single Supply Voltage (min): 2.35V
• Single Supply Voltage (max): 5.25V
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Power Dissipation: 20mW
• Differential Linearity Error: ±0.5LSB
• Integral Nonlinearity Error: ±0.5LSB
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: MSOP
• Input Signal Type: Single-Ended
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7911/AD7921
Figure 16. THD vs. Analog Input Frequency for Various Source Impedances
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
–25
–35
–45
–55
–65
–75
–85
–95
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
0
0
10
0
0
V
F
TEMPERATURE = 25°C
R
V
F
TEMPERATURE = 25°C
DD
SAMP
IN
DD
SAMP
512
= 2.7V
512
= 0Ω
= 2.7V
= 250kSPS
Figure 15. AD7921 DNL Performance
Figure 14. AD7921 INL Performance
R
= 250kSPS
IN
1024
1024
= 500Ω
R
IN
= 10Ω
R
1536
1536
FREQUENCY (kHz)
R
IN
IN
= 50Ω
= 1kΩ
CODE
CODE
2048
2048
100
2560
2560
R
IN
= 100Ω
3072
3072
V
DD
3584
3584
= 3.6V
4096
4096
1k
Rev. 0 | Page 14 of 28
Figure 17. THD vs. Analog Input Frequency for Various Supply Voltages
–74
–76
–78
–80
–82
–84
–86
–88
180
160
140
120
100
80
60
40
20
0
2.0
10
V
V
DD
Figure 18. Shutdown Current vs. Supply Voltage
DD
= 2.35V
= 3.6V
2.5
3.0
V
DD
SUPPLY VOLTAGE (V)
FREQUENCY (kHz)
= 4.75V
TEMPERATURE = –40°C
3.5
TEMPERATURE = +85°C
100
TEMPERATURE = +25°C
V
4.0
DD
V
DD
= 2.7V
= 5.25V
4.5
5.0
5.5
1k