User guide

MAX1464
Low-Power, Low-Noise Multichannel
Sensor Signal Processor
34 ______________________________________________________________________________________
BIASn[2:0]
FRACTION
OF FULL
BIAS
CURRENT
MAXIMUM
ADC CLOCK
FREQUENCY
(Hz)
CLKn[2:0]
000 1/8 125k 011
001 2/8 250k 011
010 3/8 250k 010
011 4/8 500k 010
100 5/8 500k 001
101 6/8 500k 001
110 7/8 1M 000
111 8/8 1M 000
Table 19. ADC Bias Current (BIASn[2:0],
Where n = 1, 2, or T)
REFn[1:0] ADC REFERENCE
00 V
DD
01 2 x V
REF
(external)
1X 4 x V
BG
(internal bandgap)
Table 20. ADC Reference Voltage Source
(REFn[1:0], Where n = 1 or 2)