ADC128S102 Converter Electrical Characteristics (Note 8) (Continued)
The following specifications apply for AGND = DGND = 0V, fSCLK = 8 MHz to 16 MHz, fSAMPLE = 500 kSPS to 1 MSPS, CL
=
50pF, unless otherwise noted. Boldface limits apply for TA = TMIN to TMAX: all other limits TA = 25˚C.
Limits
(Note 7)
Symbol
Parameter
Conditions
Typical
Units
ANALOG INPUT CHARACTERISTICS
DIGITAL OUTPUT CHARACTERISTICS
ISOURCE = 200 µA,
VOH
Output High Voltage
Output Low Voltage
VD − 0.5
V (min)
V (max)
µA (max)
pF (max)
VA = VD = +2.7V to +5.25V
ISINK = 200 µA to 1.0 mA,
VA = VD = +2.7V to +5.25V
VOL
0.4
1
Hi-Impedance Output Leakage
Current
IOZH, IOZL
COUT
VA = VD = +2.7V to +5.25V
Hi-Impedance Output Capacitance
(Note 8)
2
4
Output Coding
Straight (Natural) Binary
POWER SUPPLY CHARACTERISTICS (CL = 10 pF)
2.7
V (min)
VA, VD
Analog and Digital Supply Voltages
VA ≥ VD
5.25
V (max)
VA = VD = +2.7V to +3.6V,
fSAMPLE = 1 MSPS, fIN = 40 kHz
VA = VD = +4.75V to +5.25V,
fSAMPLE = 1 MSPS, fIN = 40 kHz
VA = VD = +2.7V to +3.6V,
fSCLK = 0 kSPS
0.76
2.13
20
1.5
3.1
mA (max)
Total Supply Current
Normal Mode ( CS low)
mA (max)
nA
IA + ID
Total Supply Current
Shutdown Mode (CS high)
VA = VD = +4.75V to +5.25V,
fSCLK = 0 kSPS
50
nA
VA = VD = +3.0V
2.3
4.5
mW (max)
mW (max)
µW
fSAMPLE = 1 MSPS, fIN = 40 kHz
VA = VD = +5.0V
Power Consumption
Normal Mode ( CS low)
10.7
0.06
0.25
15.5
fSAMPLE = 1 MSPS, fIN = 40 kHz
VA = VD = +3.0V
PC
fSCLK = 0 kSPS
Power Consumption
Shutdown Mode (CS high)
VA = VD = +5.0V
µW
fSCLK = 0 kSPS
AC ELECTRICAL CHARACTERISTICS
f
SCLKMIN
Minimum Clock Frequency
Maximum Clock Frequency
VA = VD = +2.7V to +5.25V
VA = VD = +2.7V to +5.25V
0.8
50
8
16
500
1
MHz (min)
MHz (max)
kSPS (min)
MSPS (max)
SCLK cycles
% (min)
fSCLK
Sample Rate
fS
tCONVERT
DC
VA = VD = +2.7V to +5.25V
VA = VD = +2.7V to +5.25V
VA = VD = +2.7V to +5.25V
Continuous Mode
Conversion (Hold) Time
13
40
60
3
30
70
SCLK Duty Cycle
% (max)
tACQ
Acquisition (Track) Time
Throughput Time
VA = VD = +2.7V to +5.25V
Acquisition Time + Conversion Time
VA = VD = +2.7V to +5.25V
VA = VD = +2.7V to +5.25V
SCLK cycles
16
SCLK cycles
ns
tAD
Aperture Delay
4
5
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