AD7866ARUZ Analog Devices Inc, AD7866ARUZ Datasheet - Page 10

• Manufacturer Part Number: AD7866ARUZ
• Description: IC ADC 12BIT 2CH DUAL 20-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7866ARUZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 12
• Sampling Rate (per Second): 1M
• Number Of Converters: 2
• Power Dissipation (max): 24mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Resolution (bits): 12bit
• Input Channel Type: Single Ended
• Supply Voltage Range - Analogue: 2.7V To 5.25V
• Supply Voltage Range - Digital: 2.7V To 5.25V
• Supply: RoHS Compliant
• Sampling Rate: 1MSPS
• Rohs Compliant: Yes
• Number Of Elements: 2
• Resolution: 12Bit
• Architecture: SAR
• Sample Rate: 1MSPS
• Input Polarity: Unipolar
• Input Type: Voltage
• Rated Input Volt: 2.5/5V
• Differential Input: No
• Power Supply Requirement: Analog and Digital
• Single Supply Voltage (typ): 3/5V
• Single Supply Voltage (min): 2.7V
• 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: 24mW
• Differential Linearity Error: -0.95LSB/1.25LSB
• Integral Nonlinearity Error: ±1.5LSB
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 20
• Package Type: TSSOP
• Input Signal Type: Single-Ended
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7866CBZ - BOARD EVALUATION AD7866
• Lead Free Status / Rohs Status: Compliant

AD7866
TPC 4a. PSRR vs. Supply Ripple Frequency,
with Supply Decoupling
TPC 4b. PSRR vs. Supply Ripple Frequency,
with Supply Decoupling
–100
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–0.2
–0.4
–0.6
–0.8
–1.0
–10
–20
–30
–40
–50
–60
–70
–80
–90
1.0
0.8
0.6
0.4
0.2
0
0
0
1k
1k
0
V
100mV p-p SINE WAVE ON AV
2.5V EXT REFERENCE ON V
T
V
100mV p-p SINE WAVE ON AV
2.5V EXT REFERENCE ON D
DD
T
V
A
DD
A
DD
V
= 25 C
= 3.6V
= 25 C
DD
= 2.7V
= 4.75V
500
= 2.7V
V
1000
TPC 5. DC DNL Plot
DD
AV
AV
= 3.6V
DD
10k
DD
10k
RIPPLE FREQUENCY – Hz
1500
RIPPLE FREQUENCY – Hz
ADC – Code
2000
REF
CAP
DD
DD
A, D
2500
CAP
100k
100k
B
3000
3500
4000
1M
1M
–10–
–60
–65
–70
–75
–80
–85
–90
–70
–72
–74
–76
–78
–80
–82
–84
–86
–88
–90
–0.2
–0.4
–0.6
–0.8
–1.0
10k
1.0
0.8
0.6
0.4
0.2
0.0
TPC 7. THD vs. Analog Input Frequency
for Various Source Impedances
10k
TPC 8. THD vs. Analog Input Frequency
for Various Supply Voltages
0
T
V
V
A
DD
DD
T
= 25 C
A
= 4.75V
= V
= 25 C
500
DRIVE
1000
= 4.75V
TPC 6. DC INL Plot
INPUT FREQUENCY – Hz
INPUT FREQUENCY – Hz
1500
V
DD
ADC – Code
100k
100k
2000
= V
V
DD
DRIVE
V
DD
= V
2500
= V
= 3.6V
DRIVE
DRIVE
3000
= 2.7V
= 5.25V
R
R
IN
R
IN
IN
= 100
= 10
3500
= 50
1000k
1000k
4000
REV. A