Datasheet

ADS807
3
SBAS072A
www.ti.com
ADS807E
PARAMETER CONDITIONS MIN TYP MAX UNITS
RESOLUTION 12 Tested Bits
SPECIFIED TEMPERATURE RANGE Ambient Air –40 +85 °C
ANALOG INPUT
2V Full-Scale Input Range (Differential) 2Vp-p, INT or EXT Ref 2 3 V
2V Full-Scale Input Range (Single-Ended) 2Vp-p, INT or EXT Ref 1.5 3.5 V
3V Full-Scale Input Range (Differential) 3Vp-p, INT or EXT Ref 1.75 3.25 V
3V Full-Scale Input Range (Single-Ended) 3Vp-p, INT or EXT Ref 1 4 V
Analog Input Bias Current 1 µA
Analog Input Bandwidth 270 MHz
Input Impedance 1.25 || 3 MΩ || pF
CONVERSION CHARACTERISTICS
Sample Rate 10k 53M Samples/s
Data Latency 6 Clock Cycles
DYNAMIC CHARACTERISTICS
Differential Linearity Error (largest code error)
f = 1MHz ±0.5 ±1.0 LSB
f = 10MHz f
S
= 40MHz ±0.5 ±1.0 LSB
No Missing Codes f
S
= 50MHz,T
A
= +25°C Tested
No MIssing Codes f
S
= 40MHz, Full Temp Tested
Integral Nonlinearity Error, f = 1MHz ±2.0 ±4.0 LSBs
Spurious-Free Dynamic Range
(1)
f = 1MHz (–1dB input) 83 dBFS
(2)
f = 10MHz (–1dB input) 67 82 dBFS
f = 20MHz (–1dB input) 76 dBFS
f = 40MHz (undersampling) 76 dBFS
f = 1MHz to 10MHz, f
S
= 40MHz 2Vp-p, Single-Ended Input 62 69 dBFS
2-Tone Intermodulation Distortion
(3)
f = 12MHz and 13MHz (–7dB each tone) 71 dBc
Signal-to-Noise Ratio (SNR)
f = 1MHz (–1dB input) 63 68 dB
f = 10MHz (–1dB input) 63 68 dB
f = 20MHz (–dB input) 66 dB
f = 40MHz (undersampling) 67 dB
f = 1MHz to 10MHz, f
S
= 40MHz 63 67.5 dB
f = 1MHz to 10MHz, f
S
= 40MHz 2Vp-p, Single-Ended Input 60 67 dB
f = 1MHz (–1dB input) 3Vp-p 69 dB
f = 10MHz (–1dB input) 3Vp-p 69 dB
Signal-to-(Noise + Distortion) (SINAD)
(4)
f = 1MHz (–1dBFS input) 61 67 dB
f = 10MHz (–1dBFS input) 61 67 dB
f = 20MHz (–1dBFS input) 67 dB
f = 1MHz to 10MHz, f
S
= 40MHz 63 67 dB
f = 1MHz to 10MHz, f
S
= 40MHz 2Vp-p, Single-Ended Input 60 64 dB
f = 1MHz (–1dBFS input) 3Vp-p 69 dB
f = 10MHz (–dBFS Input) 3Vp-p 69 dB
Output Noise Input Grounded 0.2 LSBs rms
Aperture Delay Time 2ns
Aperture Jitter 1.2 ps rms
Over-Voltage Recovery Time 2ns
DIGITAL INPUTS
Logic Family
Convert Command Start Conversion
High Level Input Current
(5)
(V
IN
= 5V) +50 µA
Low Level Input Current (V
IN
= 0V) +10 µA
High Level Input Voltage +2.4 V
Low Level Input Voltage +1.0 V
Input Capacitance 5pF
ELECTRICAL CHARACTERISTICS
At T
A
= full specified temperature range, V
S
= +5V, differential input range = 2V to 3V for each input, sampling rate = 50MHz, unless otherwise noted.
CMOS
Rising Edge of Convert Clock