MAX11138ATI+ Maxim Integrated, MAX11138ATI+ Datasheet - Page 35

• Manufacturer Part Number: MAX11138ATI+
• Description: Analog to Digital Converters - ADC 500ksps, Low-Power, Serial 12-/10-/8-Bit
• Manufacturer: Maxim Integrated

Specifications of MAX11138ATI+

• Rohs: yes
• Number Of Channels: 4/2
• Architecture: SAR
• Conversion Rate: 500 kSPs
• Resolution: 10 bit
• Input Type: Single-Ended/Differential
• Snr: 61.7 dB
• Interface Type: 3-Wire, QSPI, SPI
• Operating Supply Voltage: 2.35 V to 3.6 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: TQFN-28
• Maximum Power Dissipation: 2758 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: 1 V

Figure 11. ADC Programming Sequence
REGISTER SET BIT PDIFF_COM
DIFFERENTIAL SELECTION
SELECT UNIPOLAR AND
TO 1 FOR PSEUDO-
PSEUDO-DIFFERENTIAL
AND BCH{X}/{X+1} TO 0 FOR
500ksps, Low-Power, Serial 12-/10-/8-Bit,
BIPOLAR REGISTER SET PER
SINGLE-ENDED SELECTION
CHANNEL UCH{X}/{X+1}
SELECT UNIPOLAR AND
SINGLE-ENDED
CONFIGURATION REGISTER
DIFFERENTIAL
EXTERNAL SINGLE-ENDED
PSEUDO-
SET REFSEL BIT TO 0
SELECT ADC
SINGLE-ENDED
SINGLE-ENDED
DIFFERENTIAL
PSEUDO-
SELECT RANGE REGISTER SET PER CHANNEL
PAIR RANGE{X}/{X+1} TO 1 QV
OF CHANNELS TO USE (N)
FOR EACH ADC CHANNEL
FOR EACH ADC CHANNEL
FIGURE OUT NUMBER
SELECT REFERENCE
OR DIFFERENTIAL
NEXT CHANNEL
SINGLE-ENDED
SEE FIGURE 12
SE, PsD/FD
REF+
DIFFERENTIAL
MAX11135–MAX11143
4-/8-/16-Channel ADCs
FULLY-
CONFIGURATION REGISTER
EXTERNAL DIFFERENTIAL
SELECT RANGE REGISTER SET PER CHANNEL
SET REFSEL BIT TO 1
1
PAIR RANGE{X}/{X+1} TO 0 QV
SELECT ADC
SELECT BIPOLAR REGISTER
FOR BIPOLAR FULLY
BCH{X}/{X+1} TO 1
SET PER CHANNEL
DIFFERENTIAL
RANGE SELECT
UNIPOLAR OR
BIPOLAR
0
BIPOLAR
REF+
/ 2
CHANNEL UCH{X}/{X+1}
TO 1 FOR UNIPOLAR
SELECT UNIPOLAR
REGISTER SET PER
UNIPOLAR
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