MAX1034BEUG+ Maxim Integrated, MAX1034BEUG+ Datasheet - Page 17

• Manufacturer Part Number: MAX1034BEUG+
• Description: Analog to Digital Converters - ADC 8-/4-Channel, Multirange Inputs,
• Manufacturer: Maxim Integrated

Specifications of MAX1034BEUG+

• Rohs: yes
• Number Of Channels: 8/4
• Architecture: SAR
• Conversion Rate: 115 kSPs
• Resolution: 14 bit
• Input Type: Single-Ended/Differential
• Snr: 84.5 dB
• Interface Type: 3-Wire, QSPI, SPI
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-24
• Maximum Power Dissipation: 1111.1 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: 4.136 V

Figure 4. Internal Clock-Mode Conversion (Mode 2)
Figure 5. Analog Input Current vs. Input Voltage
TRACK AND HOLD*
ANALOG INPUT
INTCLK**
SSTRB
DOUT
SCLK
DIN
CS
-0.5
-1.0
-1.5
1.5
1.0
0.5
0
S
-6
C2
HOLD
C1
*TRACK AND HOLD TIMING IS CONTROLLED BY INTCLK, AND IS NOT ACCESSIBLE TO THE USER.
**INTCLK IS AN INTERNAL SIGNAL AND IS NOT ACCESSIBLE TO THE USER.
______________________________________________________________________________________
-4
C0
ANALOG INPUT VOLTAGE (V)
8-/4-Channel, ±V
0
BYTE 1
-2
0
0
0
0
2
TRACK
t
ACQ
100ns to 400ns
4
HIGH IMPEDANCE
6
f
INTCLK
≈ 4.5MHz
f
SAMPLE
SAMPLING INSTANT
≈ f
SCLK
/ 24 + f
Figure 6. Simplified Analog Input Circuit
REF
INTCLK
/ 28
*MINIMIZE R
*R
*R
Serial 14-Bit ADCs
Multirange Inputs,
B13
SOURCE
ANALOG
SIGNAL
SOURCE
SOURCE
ANALOG
SIGNAL
SOURCE
B12
SOURCE
B11
IN_+
IN_+
B10
TO AVOID GAIN ERROR AND DISTORTION.
MAX1034
MAX1035
HOLD
BYTE 2
B9
B8
R1
R1
V
V
B7
SJ
SJ
B6
B5
B4
B3
R2
R2
B2
BYTE 3
B1
B0
X
X
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