MAX1407 Datasheet, PDF (3/48 Pages) Maxim Integrated Products – Low-Power, 16-Bit Multichannel DAS with Internal Reference,10-Bit DACs, and RTC

Low-Power, 16-Bit Multichannel DAS with
Internal Reference,10-Bit DACs, and RTC
ELECTRICAL CHARACTERISTICS (continued)
(DV_DD = AV_DD = +2.7V to 3.6V, 4.7µF at REF, internal V_REF, 18nF between CPLL and AV_DD, 32.768kHz crystal across CLKIN and
CLKOUT, T_A = T_MIN to T_MAX, unless otherwise noted. Typical values are at T_A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
PGA Gain
Power-Supply Rejection Ratio
1/3
See PGA Gain section
1
V/V
2
Gain = 1, unipolar and buffered mode
70
dB
Output Update Rate
Continuous
conversion
RATE bit = 0
RATE bit = 1
30
Hz
60
Turn-On Time
SIGNAL DETECT COMPARATOR
Excluding reference
50
µs
Differential Input-Detection
Threshold Voltage
Common-Mode Input Voltage
MAX1407/MAX1408/MAX1409
MAX1414
-10
0
10
mV
44
50
56
0
0.8
V
Turn-On Time
ANALOG INPUTS
Differential Input Voltage Range
Absolute Input Voltage Range
Unipolar mode
Bipolar mode
Unbuffered
Buffered
10
µs
ADC gain = 1
ADC gain = 2
ADC gain = 1/3
ADC gain = 1
ADC gain = 2
ADC gain = 1/3
0
0
0
-V_REF
-V_REF/2
-AV_DD
-0.05
0.05
V_REF
V_REF/2
AV_DD
V
V_REF
V_REF/2
AV_DD
AV_DD
V
1.40
Common-Mode Input Voltage
Range
Common-Mode Rejection Ratio
Unbuffered
Buffered
AGND
0.05
AV_DD
V
1.40
Gain = 1, unipolar and buffered mode
90
dB
Input Sampling Rate
Input Current
Input Capacitance
30Hz data rate
15.360
FOUT = 2.4576MHz
kHz
60Hz data rate
30.720
Buffered mode
±0.5
nA
15
pF
FORCE-SENSE DAC (all measurements made with FB1(2) shorted to OUT1(2), unless otherwise noted).
(MAX1407/MAX1409/MAX1414 only)
Resolution
Differential Nonlinearity
Integral Nonlinearity
Offset Error
Offset Drift
Gain Error
Gain Drift
Guaranteed monotonic (Note 2)
(Note 2)
(Note 3)
Excludes offset and reference drift
Excludes offset and reference drift
10
Bits
±1.0
LSB
±1.0
LSB
±20
mV
±5
µV/°C
3.6
mV
10
ppm/°C
Line Regulation
Current into FB1(2)
190
µV/V
±0.5
nA
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