
AD9879
Rev. A | Page 5 of 32
Parameter
Temp
Test Level
Min
Typ
Max
Unit
10-BIT ADC CHARACTERISTICS
Resolution
N/A
10
Bits
Maximum Conversion Rate
Full
II
29
MHz
Pipeline Delay
N/A
4.5
ADC cycles
Analog Input
Input Voltage Range
Full
III
2.0
Vppd
Input Capacitance
25°C
III
2
pF
Differential Input Resistance
25°C
II
4
k
Reference Voltage Error
(REFT10–REFB10) –1 V
Full
I
±4
±200
mV
AC Performance (AIN = –0.5 dBFS, fIN = 5 MHz)
ADC Sample Clock Source = OSCIN
Signal-to-Noise and Distortion (SINAD)
Full
II
58.3
59.9
dB
Effective Number of Bits (ENOB)
Full
II
9.4
9.65
Bits
Signal-to-Noise Ratio (SNR)
Full
II
58.6
60
dB
Total Harmonic Distortion (THD)
Full
II
73
62
dB
Spurious-Free Dynamic Range (SFDR)
Full
II
65.7
76
dB
AC Performance (AIN = 0.5 dBFS, fIN = 50 MHz)
ADC Sample Clock Source = OSCIN
Signal-to-Noise and Distortion (SINAD)
Full
II
57.7
59.0
dB
Effective Number of Bits (ENOB)
Full
II
9.29
9.51
Bits
Signal-to-Noise Ratio (SNR)
Full
II
57.8
59.1
dB
Total Harmonic Distortion (THD)
Full
II
61.4
75
dB
Spurious-Free Dynamic Range (SFDR)
Full
II
64
78
dB
12-BIT ADC CHARACTERISTICS
Resolution
N/A
12
Bits
Maximum Conversion Rate
Full
II
29
MHz
Pipeline Delay
N/A
5.5
ADC cycles
Analog Input
Input Voltage Range
Full
III
2
Vppd
Input Capacitance
25°C
III
2
pF
Differential Input Resistance
25°C
III
4
k
Reference Voltage Error
(REFT12–REFB12) 1 V
Full
I
±16
±200
mV
AC Performance (AIN = 0.5 dBFS, fIN = 5 MHz)
ADC Sample Clock Source = OSCIN
Signal-to-Noise and Distortion (SINAD)
Full
II
60.0
65.2
dB
Effective Number of Bits (ENOB)
Full
II
9.67
10.53
Bits
Signal-to-Noise Ratio (SNR)
Full
II
60.3
65.6
dB
Total Harmonic Distortion (THD)
Full
II
76.6
58.7
dB
Spurious-Free Dynamic Range (SFDR)
Full
II
64.7
79
dB
AC Performance (AIN = 0.5 dBFS, fIN = 50 MHz)
ADC Sample Clock Source = OSCIN
Signal-to-Noise and Distortion (SINAD)
Full
II
59.5
62.7
dB
Effective Number of Bits (ENOB)
Full
II
9.59
10.1
Bits
Signal-to-Noise Ratio (SNR)
Full
II
59.7
63.0
dB
Total Harmonic Distortion (THD)
Full
II
75.5
60.5
dB
Spurious-Free Dynamic Range (SFDR)
Full
II
63.8
79
dB
VIDEO CLAMP PERFORMANCE
(AIN = 0.5 dBFS, f = 5 MHz)
ADC Sample Clock = OSCIN
Signal-to-Noise and Distortion (SINAD)
Full
II
43.9
50.6
dB
Effective Number of Bits (ENOB)
Full
II
7.0
8.1
Bits