AD7829-1 Analog Devices, AD7829-1 Datasheet - Page 3

• Manufacturer Part Number: AD7829-1
• Description: 3 V/5 V, 2 MSPS, 8-Bit, 8-Channel ADC
• Manufacturer: Analog Devices

Specifications of AD7829-1

• Resolution (bits): 8bit
• # Chan: 8
• Sample Rate: 2MSPS
• Interface: Par
• Analog Input Type: SE-Uni
• Ain Range: 2 V p-p,2.5V p-p,Uni 2.0V,Uni 2.5V
• Adc Architecture: Flash
• Pkg Type: SOIC,SOP

SPECIFICATIONS
V
Table 1.
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUTS
REFERENCE INPUT
ON-CHIP REFERENCE
LOGIC INPUTS
DD
Signal to (Noise + Distortion) Ratio
Total Harmonic Distortion
Peak Harmonic or Spurious Noise
Intermodulation Distortion
Channel-to-Channel Isolation
Resolution
Minimum Resolution for Which
No Missing Codes Are Guaranteed
Integral Nonlinearity (INL)
Differential Nonlinearity (DNL)
Gain Error
Gain Error Match
Offset Error
Offset Error Match
V
V
V
V
V
V
Input Current
Reference Error
Temperature Coefficient
Input High Voltage, V
Input Low Voltage, V
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Capacitance, C
DD
DD
IN
IN
MID
REF IN/OUT
= 3 V ± 10%, V
2nd Order Terms
3rd Order Terms
V
V
V
V
Input Leakage Current
Input Capacitance
= 5 V ± 10%
IN1
MID
= 3 V ± 10%
IN1
MID
Input Impedance
to V
to V
Input Voltage
Input Voltage
Input Voltage Range
1
IN8
IN8
1
Input Voltage
Input Voltage
2
IN
1
DD
1
= 5 V ± 10%, GND = 0 V, V
INL
INL
IN
INH
INH
1
1
1
1
1
1
1
REF IN/OUT
Version B
48
−55
−55
−65
−65
−70
8
8
±0.75
±0.75
±2
±0.1
±1
±0.1
V
0
V
1.25
V
0
V
1
±1
15
6
2.55
2.45
1
100
±50
50
2.4
0.8
2
0.4
±1
10
DD
DD
DD
DD
− 1.25
− 1
= 2.5 V. All specifications −40°C to +85°C, unless otherwise noted.
Rev. 0 | Page 3 of 20
Unit
dB min
dB max
dB max
dB typ
dB typ
dB typ
Bits
Bits
LSB max
LSB max
LSB max
LSB typ
LSB max
LSB typ
V max
V min
V max
V min
V max
V min
V max
V min
μA max
pF max
kΩ typ
V max
V min
μA typ
μA max
mV max
ppm/°C typ
V min
V max
V min
V max
μA max
pF max
Test Conditions/Comments
f
fa = 27.3 kHz, fb = 28.3 kHz
f
See Analog Input section
Input voltage span = 2.5 V
Default V
Input voltage span = 2 V
Default V
2.5 V + 2%
2.5 V − 2%
Nominal 2.5 V
V
V
V
V
Typically 10 nA, V
IN
IN
DD
DD
DD
DD
= 30 kHz, f
= 20 kHz
= 5 V ± 10%
= 5 V ± 10%
= 3 V ± 10%
= 3 V ± 10%
MID
MID
= 1.25 V
= 1 V
SAMPLE
IN
= 2 MHz
= 0 V to V
DD
AD7829-1