ADuC7060
SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
V DD = 2.5 V ± 5%, VREF+ = 1.2 V, VREF? = GND internal reference, f CORE = 10.24 MHz driven from an external 32.768 kHz watch crystal
or on-chip precision oscillator, all specifications T A = ?40°C to +125°C, unless otherwise noted. Output noise specifications can be found
in Table 36 (ADC auxiliary channel) and Table 34 (primary ADC).
Table 1. ADuC7060 Specifications
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
ADC SPECIFICATIONS
For all ADC specifications,
assume normal operating mode
unless specifically stated
otherwise
Conversion Rate 1
Chop off, ADC normal operating
50
8000
Hz
mode
Chop on, ADC normal operating
4
2600
Hz
mode
Chop on, ADC low power mode
1
650
Hz
Main Channel
No Missing Codes 1
Integral Nonlinearity 1, 2
Offset Error 3, 4
Chop off (f ADC ≤ 1 kHz)
Chop on (f ADC ≤ 666 Hz)
Gain = 4
Chop off, offset error is in the
24
24
±15
±8
Bits
Bits
ppm of FSR
μV
order of the noise for the pro-
grammed gain and update rate
following calibration
Offset Error 1, 3, 4
Offset Error Drift vs.
Chop on
Chop off (with gain ≤ 64)
±0.5
650/PGA_GAIN
μV
nV/°C
Temperature 5
Offset Error Drift vs.
Chop on (with gain ≤ 64)
10
nV/°C
Temperature 5
Full Scale Error 1, 6, 7, 8
Full Scale Error 1, 6, 7, 8
Gain Drift v Temperature 9
PGA Gain Mismatch Error
Power Supply Rejection
Normal mode
Low power mode
Chop on, ADC = 1 V, (gain = 1)
Chop on, ADC = 7.8 mV, (gain =
±0.5
±1.0
5
±0.1
65
113
mV
mV
ppm/°C
%
dB
dB
128)
Auxiliary Channel
Chop off, ADC = 1 V, (gain = 1)
65
dB
No Missing Codes 1
Chop off (f ADC ≤ 1 kHz)
24
Bits
Integral Nonlinearity 1
Chop on (f ADC ≤ 666 Hz)
24
±20
Bits
ppm of FSR
Offset Error 4
Offset Error 1, 4
Offset Error Drift vs.
Chop off
Chop on
Chop off
±30
±0.5
200
μV
μV
nV/°C
Temperature 5
Offset Error Drift vs.
Chop on
10
nV/°C
Temperature 5
Full-Scale Error 1, 6, 7, 8
Normal mode
±0.5
mV
Rev. 0 | Page 4 of 100
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