Datasheet

ADC101S051
SNAS303H –JULY 2005–REVISED MARCH 2013 www.ti.com
ADC101S051 Converter Electrical Characteristics
(1)(2)
The following specifications apply for V
A
= +2.7V to 5.25V, f
SCLK
= 4 MHz to 10 MHz, f
SAMPLE
= 200 ksps to 500 ksps, C
L
= 15
pF, unless otherwise noted. Boldface limits apply for T
A
= T
MIN
to T
MAX
: all other limits T
A
= 25°C.
Parameter Test Conditions Typ Limits
(2)
Units
STATIC CONVERTER CHARACTERISTICS
Resolution with No Missing Codes 10 Bits
+0.12 LSB (max)
V
A
= +2.7 to +3.6V ±0.7
−0.08 LSB (min)
INL Integral Non-Linearity
+0.15 LSB (max)
V
A
= +4.75 to +5.25V ±0.7
−0.09 LSB (min)
+0.15 LSB (max)
V
A
= +2.7 to +3.6V ±0.6
−0.11 LSB (min)
DNL Differential Non-Linearity
+0.15 LSB (max)
V
A
= +4.75 to +5.25V ±0.6
−0.11 LSB (min)
V
A
= +2.7 to +3.6V +0.21 ±0.7 LSB (max)
V
OFF
Offset Error
V
A
= +4.75 to +5.25V +0.11 ±0.7 LSB (max)
V
A
= +2.7 to +3.0V, ADC101S051Q −0.2 LSB (max)
V
A
= +3.0 to +3.6V, ADC101S051Q −0.2 ±1.0 LSB (max)
GE Gain Error
V
A
= +2.7 to +3.6V, ADC101S051 −0.2 ±1.0 LSB (max)
V
A
= +4.75 to +5.25V −0.33 ±1.0 LSB (max)
DYNAMIC CONVERTER CHARACTERISTICS
V
A
= +2.7 to 5.25V
SINAD Signal-to-Noise Plus Distortion Ratio 61.5 60.8 dB (min)
f
IN
= 100 kHz, −0.02 dBFS
V
A
= +2.7 to 5.25V
SNR Signal-to-Noise Ratio 61.6 61.1 dB (min)
f
IN
= 100 kHz, −0.02 dBFS
V
A
= +2.7 to 5.25V
THD Total Harmonic Distortion −79 −72.5 dB (max)
f
IN
= 100 kHz, −0.02 dBFS
V
A
= +2.7 to 5.25V
SFDR Spurious-Free Dynamic Range f
IN
= 100 kHz, −0.02 dBFS, 81 70 dB (min)
ADC101S051Q
V
A
= +2.7 to 5.25V
SFDR Spurious-Free Dynamic Range f
IN
= 100 kHz, −0.02 dBFS, 81 74 dB (min)
ADC101S051
V
A
= +2.7 to 5.25V
ENOB Effective Number of Bits 9.9 9.8 Bits (min)
f
IN
= 100 kHz, −0.02 dBFS
Intermodulation Distortion, Second V
A
= +5.25V
−83 dB
Order Terms f
a
= 103.5 kHz, f
b
= 113.5 kHz
IMD
Intermodulation Distortion, Third Order V
A
= +5.25V
−82 dB
Terms f
a
= 103.5 kHz, f
b
= 113.5 kHz
V
A
= +5V 11 MHz
FPBW -3 dB Full Power Bandwidth
V
A
= +3V 8 MHz
ANALOG INPUT CHARACTERISTICS
V
IN
Input Range 0 to V
A
V
I
DCL
DC Leakage Current ±1 µA (max)
Track Mode 30 pF
C
INA
Input Capacitance
Hold Mode 4 pF
(1) Tested limits are specified to Texas Instrument's AOQL (Average Outgoing Quality Level).
(2) Datasheet min/max specification limits are specified by design, test, or statistical analysis.
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