AD7864ASZ-2 Analog Devices Inc, AD7864ASZ-2 Datasheet - Page 3

• Manufacturer Part Number: AD7864ASZ-2
• Description: IC ADC 14BIT DUAL 4CHAN 44-MQFP
• Manufacturer: Analog Devices Inc

Specifications of AD7864ASZ-2

• Data Interface: Parallel
• Number Of Bits: 12
• Sampling Rate (per Second): 520k
• Number Of Converters: 1
• Power Dissipation (max): 120mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-MQFP, 44-PQFP
• Resolution (bits): 12bit
• Sampling Rate: 500kSPS
• Input Channel Type: Single Ended
• Supply Voltage Range - Analog: 4.75V To 5.25V
• Supply Current: 24mA
• Digital Ic Case Style: QFP
• Number Of Elements: 1
• Resolution: 12Bit
• Architecture: SAR
• Sample Rate: 520KSPS
• 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): 5V
• Single Supply Voltage (min): 4.75V
• 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: 120mW
• Differential Linearity Error: ±0.9LSB
• Integral Nonlinearity Error: ±1LSB
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: MQFP
• Input Signal Type: Single-Ended
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

SPECIFICATIONS
V
Table 1.
Parameter
SAMPLE AND HOLD
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUTS
DD
−3 dB Full Power Bandwidth
Aperture Delay
Aperture Jitter
Aperture Delay Matching
Signal-to-(Noise + Distortion) Ratio
Total Harmonic Distortion
Peak Harmonic or Spurious Noise
Intermodulation Distortion
Channel-to-Channel Isolation
Resolution
Relative Accuracy
Differential Nonlinearity
AD7864-1
AD7864-3
AD7864-2
AD7864-1
AD7864-3
= 5 V ± 5%, AGND = DGND = 0 V, V
@ 25°C
T
Second-Order Terms
Third-Order Terms
Positive Gain Error
Positive Gain Error Match
Negative Gain Error
Negative Gain Error Match
Bipolar Zero Error
Bipolar Zero Error Match
Positive Gain Error
Positive Gain Error Match
Negative Gain Error
Negative Gain Error Match
Bipolar Zero Error
Bipolar Zero Error Match
Positive Gain Error
Positive Gain Error Match
Unipolar Offset Error
Unipolar Offset Error Match
Input Voltage Range
Input Resistance
Input Voltage Range
Input Resistance
MIN
to T
MAX
3
3
3
3
3
3
2
3
3
3
3
3
3
3
3
3
3
3
A Version
3
20
50
4
70
70
−80
−80
−80
−80
−80
12
±1
±0.9
±3
+3
±3
+3
±4
+2
±3
2
±3
2
±3
2
±3
3
±3
2
±5, ±10
9, 18
±2.5
4.5
REF
= internal, clock = internal; all specifications T
1
20
72
−80
−80
±1/2
±3
±2
B Version
3
50
4
70
−80
−80
−80
12
±0.9
±3
±3
±3
±3
±5, ±10
9, 18
±2.5
4.5
Rev. D | Page 3 of 28
Unit
MHz typ
ns max
ps max
ns max
dB min
dB min
dB max
dB max
dB typ
dB typ
dB max
Bits
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
V
kΩ min
V
kΩ min
Test Conditions/Comments
f
fa = 49 kHz, fb = 50 kHz
f
Any channel
No missing codes
IN
IN
MIN
= 100.0 kHz, f
= 50 kHz sine wave
to T
MAX
, unless otherwise noted.
S
= 500 kSPS
AD7864