ADC108S102 Datasheet, PDF (3/17 Pages) National Semiconductor (TI) – 8-Channel, 500 kSPS to 1 MSPS, 10-Bit A/D Converter

Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Analog Supply Voltage V_A
Digital Supply Voltage V_D
Voltage on Any Pin to GND
Input Current at Any Pin (Note 3)
Package Input Current(Note 3)
Power Dissipation at T_A = 25˚C
ESD Susceptibility (Note 5)
Human Body Model
Machine Model
Soldering Temperature, Infrared,
10 seconds (Note 6)
Junction Temperature
Storage Temperature
−0.3V to 6.5V
−0.3V to V_A + 0.3V,
max 6.5V
−0.3V to V_A +0.3V
±10 mA
±20 mA
See (Note 4)
2500V
250V
260˚C
+150˚C
−65˚C to +150˚C
Operating Ratings (Notes 1, 2)
Operating Temperature
V_A Supply Voltage
V_D Supply Voltage
Digital Input Voltage
Analog Input Voltage
Clock Frequency
−40˚C ≤ T_A ≤
+105˚C
+2.7V to +5.25V
+2.7V to V_A
0V to V_A
0V to V_A
8 MHz to 16 MHz
Package Thermal Resistance
Package
16-lead TSSOP on
4-layer, 2 oz. PCB
θ_JA
96˚C / W
Soldering process must comply with National Semiconduc-
tor’s Reflow Temperature Profile specifications. Refer to
www.national.com/packaging. (Note 6)
ADC108S102 Converter Electrical Characteristics (Note 8)
The following specifications apply for V_A = V_D = +2.7V to +5.25V, AGND = DGND = 0V, f_SCLK = 8 MHz to 16 MHz, f_SAMPLE =
500 kSPS to 1 MSPS, and C_L = 50pF, unless otherwise noted. Boldface limits apply for T_A = T_MIN to T_MAX: all other limits
T_A = 25˚C.
Symbol
Parameter
Conditions
Typical
Limits
(Note 7)
Units
STATIC CONVERTER CHARACTERISTICS
Resolution with No Missing Codes
10
Bits
Integral Non-Linearity (End Point
INL
Method)
±0.2
±0.5
LSB (max)
DNL
Differential Non-Linearity
±0.2
±0.5
LSB (max)
V_OFF
OEM
Offset Error
Offset Error Match
+0.3
±0.07
±0.7
±0.4
LSB (max)
LSB (max)
FSE
Full Scale Error
+0.2
±0.4
LSB (max)
FSEM
Full Scale Error Match
±0.07
±0.4
LSB (max)
DYNAMIC CONVERTER CHARACTERISTICS
FPBW
Full Power Bandwidth (−3dB)
8
MHz
SINAD
SNR
THD
SFDR
ENOB
ISO
IMD
Signal-to-Noise Plus Distortion Ratio
Signal-to-Noise Ratio
Total Harmonic Distortion
Spurious-Free Dynamic Range
Effective Number of Bits
Channel-to-Channel Isolation
Intermodulation Distortion, Second
Order Terms
Intermodulation Distortion, Third
Order Terms
f_IN = 40.2 kHz, −0.02 dBFS
f_IN = 40.2 kHz, −0.02 dBFS
f_IN = 40.2 kHz, −0.02 dBFS
f_IN = 40.2 kHz, −0.02 dBFS
f_IN = 40.2 kHz
f_IN = 20 kHz
f_a = 19.5 kHz, f_b = 20.5 kHz
f_a = 19.5 kHz, f_b = 20.5 kHz
61.8
61.8
−87.0
83.1
9.98
79.7
−83.9
−82.4
61.3
61.4
−73.8
76.0
9.89
dB (min)
dB (min)
dB (max)
dB (min)
Bits (min)
dB
dB
dB
ANALOG INPUT CHARACTERISTICS
V_IN
I_DCL
C_INA
Input Range
DC Leakage Current
Input Capacitance
Track Mode
Hold Mode
0 to V_A
±1
33
3
V
µA (max)
pF
pF
3
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