DS4830 Datasheet, PDF (5/29 Pages) Maxim Integrated Products – Optical Microcontroller 16-Bit MAXQ20 Low-Power Microcontroller

DS4830
Optical Microcontroller
ADC DC ELECTRICAL CHARACTERISTICS
(V_DD = 3.0V to 3.6V, T_A = -40NC to +85NC, unless otherwise noted. Typical values are at V_DD = 3.3V, T_A = +25NC.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP MAX
ADC Resolution
13
ADC Internal Reference
Accuracy
-0.85
+0.85
ADC Operating Current
I_ADC
See the DC Electrical
Characteristics
ADC Full-Scale 1
V_FS-ADC1
1.2
ADC Full-Scale 2
V_FS-ADC2
0.6
ADC Full-Scale 3
V_FS-ADC3
2.4
ADC Full-Scale 4
V_FS-ADC4
3.6
ADC Integral Nonlinearity
ADCINL 13-bit
10
ADC Differential Nonlinearity
ADCDNL
-8
+1
+8
ADC Sample-Sample Deviation
ADC Offset
GP[15:0] Input Resistance
ADC Sample Rate
ADC Temperature Conversion
Time
V_OFFSET-ADC
R_IN-ADC
f_SAMPLE
ADC full-scale set to V_FS-ADC3
13-bit
(Note 7)
t_TEMP
5
2
15
8
4.2
Internal Temperature
Measurement Error
(Note 8)
-3.2
+3.2
Remote Temperature
Measurement Error
(DS4830 Error Only)
(Note 8)
-3.5
+3.5
UNITS
Bits
%
V
V
V
V
LSB
LSB
LSB
LSB
MI
ksps
ms
NC
NC
SAMPLE/HOLD DC ELECTRICAL CHARACTERISTICS
(V_DD = 3.0V to 3.6V, T_A = -40NC to +85NC, unless otherwise noted. Typical values are at V_DD = 3.3V, T_A = +25NC.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP MAX
Sample/Hold Input Range
V_SHP
ADC-SHN[1:0] = GND
0
1
Sample/Hold Capacitance
C_SH
ADC-SHP[1:0] to ADC-SHN[1:0]
5
Sample Input Leakage
I_SHLKG
ADC-SHP[1:0] and ADC-SHN[1:0] con-
nected to GND
1.2
Sample Time
t_s
ADC-SHP[1:0] and ADC-SHN[1:0] con-
nected to 50I voltage source
300
Hold Time
Sample Offset
Sample Error
t_h
250
V_SH-OFF Measured at 10mV
-10
-1.6
+7
ERR_SH
V_{ADC-SHP_} to V_{ADC-SHN_} = 5mV, t_s =
300ns, driven with 5kI voltage source
-3
+3
Sample Discharge Strength
R_DIS
ADC-SHP[1:0] or ADC-SHN[1:0] to
GND
900 1500
UNITS
V
pF
FA
ns
Fs
mV
%
I
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