AD7998BRUZ-0 Analog Devices Inc, AD7998BRUZ-0 Datasheet - Page 14

• Manufacturer Part Number: AD7998BRUZ-0
• Description: IC ADC 12BIT 8CHAN I2C 20TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7998BRUZ-0

• Data Interface: I²C, Serial
• Number Of Bits: 12
• Sampling Rate (per Second): 188k
• Number Of Converters: 1
• Power Dissipation (max): 2.2mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Resolution (bits): 12bit
• Sampling Rate: 188kSPS
• Input Channel Type: Single Ended
• Supply Voltage Range - Analog: 2.7V To 5.5V
• Supply Current: 1.4mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7998CBZ - BOARD EVALUATION FOR AD7998CBZ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD7997/AD7998
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
Figure 16. AD7998 Average Supply Current vs. Supply Voltage
2.7
TEMPERATURE = +85°C
TEMPERATURE = +25°C
TEMPERATURE = –40°C
TEMPERATURE = +85°C
TEMPERATURE = +25°C
TEMPERATURE = –40°C
3.2
for Various Temperatures
SUPPLY VOLTAGE (V)
3.7
4.2
MODE 1 - 121kSPS
MODE 2 - 147kSPS
4.7
5.2
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12.0
11.8
11.6
11.4
11.2
11.0
10.8
10.6
10.4
Figure 17. SINAD/ENOB vs. Reference Voltage, Mode 1, 121 kSPS
1.200 2.048 2.500 2.700 3.000 3.300 4.096 4.500 5.000
SINAD V
ENOB V
REFERENCE VOLTAGE (V)
DD
= 3V
DD
= 3V
ENOB V
SINAD V
DD
DD
= 5V
= 5V
74
73
72
71
70
69
68