MAX1303BEUP+T Maxim Integrated, MAX1303BEUP+T Datasheet - Page 16

• Manufacturer Part Number: MAX1303BEUP+T
• Description: Analog to Digital Converters - ADC 16-Bit 4Ch 115ksps 4.136V Precision ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1303BEUP+T

• Rohs: yes
• Number Of Channels: 4/2
• Architecture: SAR
• Conversion Rate: 115 KSPs
• Resolution: 16 bit
• Input Type: Single-Ended/Differential
• Snr: 90 dB
• Interface Type: MICROWIRE, QSPI, SPI, Serial
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-20
• Maximum Power Dissipation: 879 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Factory Pack Quantity: 2500
• Voltage Reference: Internal, External

4-Channel, ±V
Serial 16-Bit ADC
Figure 3. Internal Clock-Mode Conversion (Mode 2)
Figure 4. Analog Input Current vs. Input Voltage
16
TRACK AND HOLD*
ANALOG INPUT
INTCLK**
SSTRB
______________________________________________________________________________________
SCLK
DOUT
CS
DIN
-0.5
-1.0
-1.5
1.5
1.0
0.5
S
0
-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)
0
BYTE 1
-2
0
0
0
0
2
REF
TRACK
t
ACQ
100ns to 400ns
4
HIGH IMPEDANCE
Multirange Inputs,
6
f
INTCLK
≈ 4.5MHz
SAMPLING INSTANT
f
SAMPLE
≈ f
SCLK
/24 + f
Figure 5. Simplified Analog Input Circuit
INTCLK
/28
*R
*R
SOURCE
SOURCE
ANALOG
SIGNAL
SOURCE
ANALOG
SIGNAL
SOURCE
B15
B14
B13
IN_+
IN_+
B12
MAX1303
HOLD
BYTE 2
B11
B10
R1
R1
V
V
SJ
SJ
B9
B8
B7
B6
B5
R2
R2
B4
BYTE 3
B3
B2
B1
B0