MAX1033BEUP/GG8 Maxim Integrated, MAX1033BEUP/GG8 Datasheet - Page 17

• Manufacturer Part Number: MAX1033BEUP/GG8
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1033BEUP/GG8

• Number Of Channels: 4/2
• Architecture: SAR
• Conversion Rate: 115 KSPs
• Resolution: 14 bit
• Input Type: Single-Ended/Differential
• Snr: 85 dB
• Interface Type: SPI
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Power Dissipation: 879 mW
• Number Of Converters: 1
• Voltage Reference: 4.096 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
-0.2
-0.6
-1.0
1.0
0.6
0.2
-3 x V
S
REF
ALL MODES
C2
HOLD
______________________________________________________________________________________
***DIN BYTES 2 TO 4 MUST BE DRIVEN TO LOGIC 0 TO OBTAIN A VALID CONVERSION.
C1
**INTCLK IS AN INTERNAL SIGNAL AND IS NOT ACCESSIBLE TO THE USER.
*TRACK AND HOLD TIMING IS CONTROLLED BY INTCLK, AND IS NOT ACCESSIBLE TO THE USER.
-3 x V
ANALOG INPUT VOLTAGE (V)
C0
2
REF
0
BYTE 1
Multirange Inputs, Serial 14-Bit ADCs
0
0
0
0
***
+3 x V
TRACK
t
ACQ
100ns to 400ns
2
REF
+3 x V
IMPEDANCE
HIGH
REF
f
INTCLK
8- and 4-Channel, ±3 x V
≈ 4.5MHz
f
SAMPLE
SAMPLING INSTANT
≈ f
SCLK
/ 24 + f
Figure 6. Simplified Analog Input Circuit
INTCLK
/ 28
*MINIMIZE R
*R
*R
SOURCE
ANALOG
SIGNAL
SOURCE
SOURCE
ANALOG
SIGNAL
SOURCE
B13
SOURCE
B12
IN_+
IN_+
B11
TO AVOID GAIN ERROR AND DISTORTION.
MAX1032
MAX1033
B10
HOLD
BYTE 2
B9
B8
R1
R1
V
V
SJ
SJ
B7
B6
B5
B4
B3
R2
R2
B2
BYTE 3
B1
B0
X
X
REF
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