AD7760 Analog Devices, AD7760 Datasheet - Page 4

• Manufacturer Part Number: AD7760
• Description: 2.5 MSPS, 24-Bit, 100 dB Sigma-Delta ADC with On-Chip Buffer
• Manufacturer: Analog Devices

Specifications of AD7760

• Resolution (bits): 24bit
• # Chan: 1
• Sample Rate: 40MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 4 V p-p,6.5 V p-p
• Adc Architecture: Sigma-Delta
• Pkg Type: QFP

AD7760
SPECIFICATIONS
AV
the on-chip amplifier with components as shown in Table 8, unless otherwise noted.
Table 2.
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
DIGITAL FILTER RESPONSE
Decimate by 256
Decimate by 32
Decimate by 8
Resolution
Differential Nonlinearity
Integral Nonlinearity
Zero Error
Gain Error
Zero Error Drift
Gain Error Drift
Decimate by 8
Decimate by 32
Decimate by 256
DD
Dynamic Range
Signal-to-Noise Ratio (SNR)
Spurious-Free Dynamic Range (SFDR)
Total Harmonic Distortion (THD)
Dynamic Range
Signal-to-Noise Ratio (SNR)
Spurious-Free Dynamic Range (SFDR)
Total Harmonic Distortion (THD)
Dynamic Range
Signal-to-Noise Ratio (SNR)
Spurious-Free Dynamic Range (SFDR)
Total Harmonic Distortion (THD)
IMD Second Order
IMD Third Order
Group Delay
Group Delay
Group Delay
1 = DV
DD
= V
DRIVE
= 2.5 V, AV
2
2
2
DD
2 = AV
DD
Test Conditions/Comments
MCLK = 40 MHz, ODR = 78 kHz, f
Modulator inputs shorted
Input amplitude = −0.5 dBFS
Input amplitude = −60 dBFS
Nonharmonic, input amplitude = −6 dBFS
Input amplitude = −60 dBFS
Input amplitude = −0.5 dBFS
Input amplitude = −6 dBFS
Input amplitude = −60 dBFS
MCLK = 40 MHz, ODR = 625 kHz, f
Modulator inputs shorted
Input amplitude = −0.5 dBFS
Nonharmonic, input amplitude = −6 dBFS
Input amplitude = −0.5 dBFS
Input amplitude = −6 dBFS
MCLK = 40 MHz, ODR = 2.5 MHz
Modulator inputs shorted
f
f
f
Nonharmonic, f
Nonharmonic, f
Input amplitude = −0.5 dBFS, f
Input amplitude = −6 dBFS, f
f
f
Guaranteed monotonic to 24 bits
MCLK = 40 MHz
MCLK = 40 MHz
MCLK = 40 MHz
3 = AV
IN
IN
IN
IN
IN
= 1 kHz, input amplitude = −0.5 dBFS
= 100 kHz, input amplitude = −0.5 dBFS
= 1 MHz, input amplitude = −0.5 dBFS
A = 989.95 kHz, f
A = 989.95 kHz, f
DD
4 = 5 V, V
Rev. A | Page 4 of 36
IN
IN
= 100 kHz, input amplitude = −6 dBFS
= 1 MHz, input amplitude = −6 dBFS
IN
IN
REF+
B = 999.95 kHz
B = 999.95 kHz
= 4.096 V, MCLK amplitude = 5 V, T
IN
IN
= 100 kHz
IN
= 100 kHz
IN
= 1 kHz
=100 kHz
1
A
Specification
119
120.5
112
59
126
77
−105
−106
−75
108
109.5
107
120
−105
−106
99
100.5
100
99
98
120
114
−103
−102
−115
−89
24
0.00076
0.014
0.02
0.016
0.00001
0.0002
12
47
358
= 25°C, normal mode, using
Unit
dB min
dB typ
dB typ
dB typ
dBc typ
dBc typ
dB typ
dB typ
dB typ
dB min
dB typ
dB typ
dBc typ
dB typ
dB typ
dB min
dB typ
dB typ
dB typ
dB typ
dBc typ
dBc typ
dB typ
dB typ
dB typ
dB typ
Bits
% typ
% typ
% max
% typ
% FS/°C typ
% FS/°C typ
μs typ
μs typ
μs typ