MAX1109EUB Maxim Integrated, MAX1109EUB Datasheet - Page 8

• Manufacturer Part Number: MAX1109EUB
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1109EUB

• Number Of Channels: 2
• Architecture: SAR
• Conversion Rate: 50 KSPS
• Resolution: 8 bit
• Input Type: Single-Ended/Pseudo-Differential
• Snr: Yes
• Interface Type: 4-Wire (SPI, Microwire), QSPI
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: uMAX-10
• Maximum Power Dissipation: 444 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: 4.096 V

Single-Supply, Low-Power,
2-Channel, Serial 8-Bit ADCs
(V
REF; T
8
DD
-0.1
-0.2
-0.3
-0.1
-0.2
-0.3
-0.4
-0.1
-0.2
-0.3
-0.4
-0.5
-0.5
0.3
0.2
0.1
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
0.5
_______________________________________________________________________________________
0
0
0
= +3.0V (MAX1108), V
A
2.5
2.5
2.5
= +25°C; unless otherwise noted.)
OFFSET ERROR vs. SUPPLY VOLTAGE
GAIN ERROR vs. SUPPLY VOLTAGE
3.0
3.0
3.0
INTEGRAL NONLINEARITY
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
3.5
3.5
3.5
4.0
4.0
4.0
DD
4.5
4.5
4.5
= +5.0V (MAX1109); external conversion mode; f
5.0
5.0
5.0
5.5
5.5
5.5
-0.1
-0.2
-0.3
-0.4
-0.5
-0.2
-0.4
-0.6
-0.8
-1.0
-0.1
-0.2
-0.3
-0.4
-0.5
0.5
0.4
0.3
0.2
0.1
1.0
0.8
0.6
0.4
0.2
0.5
0.3
0.2
0.1
Typical Operating Characteristics (continued)
0.4
0
0
0
-40
-40
0
OFFSET ERROR vs. TEMPERATURE
GAIN ERROR vs. TEMPERATURE
-20
-20
DIFFERENTIAL NONLINEARITY
50
0
0
100
TEMPERATURE (°C)
TEMPERATURE (°C)
DIGITAL CODE
vs. CODE
20
20
150
40
40
200
60
60
250
80
80
SCLK
100
100
300
= 500kHz; 50ksps; external reference; 1µF at
-0.05
-0.10
-0.15
-0.20
0.15
0.10
0.05
0.20
-0.2
-0.4
-0.6
-0.8
-1.0
-0.1
-0.2
-0.3
-0.4
-0.5
0.8
0.6
0.4
0.2
0.4
0.3
0.2
0.1
1.0
0.5
0
0
0
OFFSET ERROR vs. REFERENCE VOLTAGE
2.5
0
0
GAIN ERROR vs. REFERENCE VOLTAGE
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
DIFFERENTIAL NONLINEARITY
3.0
vs. SUPPLY VOLTAGE
REFERENCE VOLTAGE (V)
REFERENCE VOLTAGE (V)
SUPPLY VOLTAGE (V)
3.5
4.0
4.5
5.0
5.0
5.0
5.5