MAX1403 Maxim, MAX1403 Datasheet - Page 5

• Manufacturer Part Number: MAX1403
• Description: +3V / 18-Bit / Low-Power / Multichannel / Oversampling Sigma-Delta ADC
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V+ = +2.7V to +3.6V, V
otherwise noted. Typical values are at T
DIGITAL POWER-SUPPLY CURRENT (Measured with digital inputs at either DGND or V
transducer excitation currents disabled, X2CLK = 0, CLK = 0 for 1.024MHz, CLK = 1 for 2.4576MHz.)
ANALOG POWER-SUPPLY CURRENT (Measured with digital inputs at either DGND or V
transducer excitation currents disabled, X2CLK = 0, CLK = 0 for 1.024MHz, CLK = 1 for 2.4576MHz.)
V+ Standby Current (Note 19)
V+ Current
V
Digital Supply Current
DD
Standby Current (Note 19)
PARAMETER
_______________________________________________________________________________________
DD
= +2.7V to +3.6V, V
+3V, 18-Bit, Low-Power, Multichannel,
SYMBOL
I
I
DD
V+
A
= +25°C.)
Oversampling (Sigma-Delta) ADC
PD bit = 1, external clock stopped
Normal mode,
MF1 = 0,
MF0 = 0
2X mode,
MF1 = 0,
MF0 = 1
4X mode,
MF1 = 1,
MF0 = 0
8X mode,
MF1 = 1,
MF0 = 1
PD bit = 1, external clock stopped
Normal mode,
MF1 = 0, MF0 = 0
2X mode,
MF1 = 0, MF0 = 1
4X mode,
MF1 = 1, MF0 = 0
8X mode,
MF1 = 1, MF0 = 1
REFIN+
= +1.25V, REFIN- = AGND, f
CONDITIONS
1.024MHz
2.4576MHz
1.024MHz
2.4576MHz
1.024MHz
2.4576MHz
1.024MHz
2.4576MHz
1.024MHz
2.4576MHz
1.024MHz
2.4576MHz
1.024MHz
2.4576MHz
1.024MHz
2.4576MHz
Buffers off
Buffers on
Buffers off
Buffers on
Buffers off
Buffers on
Buffers off
Buffers on
Buffers off
Buffers on
Buffers off
Buffers on
Buffers off
Buffers on
Buffers off
Buffers on
CLKIN
DD
DD
= 2.4576MHz, T
, external CLKIN, burn-out and
, external CLKIN, burn-out and
MIN
TYP
0.42
0.42
0.08
0.17
0.11
0.22
0.15
0.32
175
370
250
610
245
610
150
1.2
1.2
1.8
4.8
1.8
4.8
1.8
4.8
A
70
1
1
= T
MIN
MAX
0.55
0.35
0.40
0.50
210
420
300
700
200
300
1.5
2.2
2.2
to T
10
10
6
6
MAX
UNITS
, unless
mA
mA
µA
µA
µA
µA
5