
ADC08D1520 Converter Electrical Characteristics
The following specifications apply after calibration for V
A = VDR = +1.9V; OutV = 1.9V; VIN FSR (a.c. coupled) = differential 870
mV
P-P; CL = 10 pF; Differential, a.c. coupled Sine Wave Input Clock, fCLK = 1.5 GHz at 0.5 VP-P with 50% duty cycle; VBG = Floating;
Non-Extended Control Mode; SDR Mode; R
EXT = 3300 ±0.1%; Analog Signal Source Impedance = 100 Ω Differential; 1:2 Output
Demultiplex, duty cycle stabilizer on. Boldface limits apply for T
A = TMIN to TMAX. All other limits T
A = 25°C, unless otherwise
Symbol
Parameter
Conditions
Notes
Typical
Min
Max
Units
Sub-
groups
STATIC CONVERTER CHARACTERISTICS
INL
Integral Non-Linearity
(Best fit)
DC Coupled, 1 MHz Sine Wave
Overanged
±0.3
±.9
LSB
1, 2, 3
DNL
Differential Non-Linearity
DC Coupled, 1 MHz Sine Wave
Overanged
±0.15
±.6
LSB
1, 2, 3
Resolution with No Missing
Codes
8
Bits
1, 2, 3
V
OFF
Offset Error
0.55
1.5
LSB
1, 2, 3
V
OFF_ADJ
Input Offset Adjustment
Range
Extended Control Mode
±45
mV
PFSE
Positive Full-Scale Error
(Note
0.6
±25
mV
1, 2, 3
NFSE
Negative Full-Scale Error
(Note
1.31
±25
mV
1, 2, 3
FS_ADJ
Full-Scale Adjustment
Range
Extended Control Mode
±20
%FS
ANALOG INPUT AND REFERENCE CHARACTERISTICS
V
IN
Full Scale Analog
Differential Input Range
FSR pin 14 Low
600
530
mV
P-P
1, 2, 3
650
mV
P-P
1, 2, 3
FSR pin 14 High
900
840
mV
P-P
1, 2, 3
960
mV
P-P
1, 2, 3
C
IN
Analog Input Capacitance,
Normal operation
Differential
(Note
0.02
pF
Each input pin to ground
1.6
pF
Analog Input Capacitance,
DES Mode
Differential
(Note
0.08
pF
Each input pin to ground
2.2
pF
R
IN
Differential Input
Resistance
100
94
1, 2, 3
106
1, 2, 3
ANALOG OUTPUT CHARACTERISTICS
V
BG
Bandgap Reference
Output Voltage
I
BG = ±100 A
1.26
1.20
V
1, 2, 3
1.33
V
1, 2, 3
TC V
BG
Bandgap Reference
Voltage Temperature
Coefficient
T
A = 55°C to +125°C,
I
BG = ±100 A
61
ppm/°C
C
LOAD
V
BG
Maximum Bandgap
Reference load
Capacitance
80
pF
TEMPERATURE DIODE CHARACTERISTICS
ΔV
BE
Temperature Diode
Voltage
192 A vs 12 A, T
J = 25°C
71.23
mV
192 A vs 12 A, T
J = 125°C
94.8
mV
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ADC08D1520QML