MAX128BCAI Maxim Integrated, MAX128BCAI Datasheet - Page 7

• Manufacturer Part Number: MAX128BCAI
• Description: Analog to Digital Converters - ADC Integrated Circuits (ICs)
• Manufacturer: Maxim Integrated

Specifications of MAX128BCAI

• Number Of Channels: 8
• Architecture: SAR
• Conversion Rate: 8 KSPs
• Resolution: 12 bit
• Input Type: Single-Ended
• Snr: Yes
• Interface Type: I2C, Serial
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 70 C
• Package / Case: SSOP-28
• Maximum Power Dissipation: 762 mW
• Minimum Operating Temperature: 0 C
• Number Of Converters: 1
• Factory Pack Quantity: 46
• Voltage Reference: 4.096 V

(V
DD
130
110
150
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
90
70
25
20
15
10
50
5
0
= +5V, external reference mode, V
-40
-40
SUPPLY CURRENT vs. SUPPLY VOLTAGE
0
FULL POWER-DOWN SUPPLY CURRENT
CHANNEL-TO-CHANNEL GAIN-ERROR
MATCHING vs. TEMPERATURE
1
-15
-15
UNIPOLAR MODE
vs. TEMPERATURE
2
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
TEMPERATURE (°C)
BIPOLAR MODE
10
10
3
_______________________________________________________________________________________
4
35
35
INTERNAL
REFERENCE
EXTERNAL
REFERENCE
5
60
60
6
REF
85
85
7
= 4.096V; 4.7µF at REF; external clock, f
Multirange, +5V, 12-Bit DAS with
1.001
1.000
0.999
0.998
0.997
0.996
-0.05
-0.10
-0.15
0.15
0.10
0.05
6.5
6.3
6.1
5.9
5.7
5.5
0
-40
-40
0
SUPPLY CURRENT vs. TEMPERATURE
NORMALIZED REFERENCE VOLTAGE
INTEGRAL NONLINEARITY vs.
-15
819
-15
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
DIGITAL CODE
DIGITAL CODE
1638
10
10
2-Wire Serial Interface
2457
Typical Operating Characteristics
35
35
3276
60
60
CLK
4095
85
85
= 400kHz; T
0.30
0.25
0.20
0.15
0.10
0.05
-100
-110
0.35
750
650
550
450
350
250
150
-20
-40
-60
-80
50
0
0
-40
-40
A
0
CHANNEL-TO-CHANNEL OFFSET-ERROR
= +25°C; unless otherwise noted.)
MATCHING vs. TEMPERATURE
STANDBY SUPPLY CURRENT
-15
-15
800
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
FREQUENCY (Hz)
1600
10
10
FFT PLOT
BIPOLAR MODE
2400
35
35
UNIPOLAR MODE
INTERNAL
REFERENCE
V
f
f
IN
SAMPLE
EXTERNAL
REFERENCE
DD
= 800Hz
= 5V
3200
60
60
= 8kHz
4000
85
85
7