MAX11642EEG+T Maxim Integrated, MAX11642EEG+T Datasheet - Page 6

• Manufacturer Part Number: MAX11642EEG+T
• Description: Analog to Digital Converters - ADC 16Ch 8-Bit 300ksps w/FIFO & Int Ref
• Manufacturer: Maxim Integrated

Specifications of MAX11642EEG+T

• Rohs: yes
• Number Of Channels: 16/8
• Architecture: SAR
• Conversion Rate: 300 KSPs
• Resolution: 8 bit
• Input Type: Single-Ended/Differential
• Interface Type: SPI
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Power Dissipation: 762 mW
• Number Of Converters: 1
• Voltage Reference: 4.096 V

8-Bit, 16-/8-Channel, 300ksps ADCs
with FIFO and Internal Reference
(V
C
6
LOAD
DD
-0.1
-0.2
_______________________________________________________________________________________
0.2
0.1
0
= 3V and V
= 30pF, f
0
1800
1600
1400
1200
1000
-100
DIFFERENTIAL NONLINEARITY
800
600
400
200
-50
-60
-70
-80
-90
0
64
1
OUTPUT CODE (DECIMAL)
1
SUPPLY CURRENT vs. SAMPLING RATE
SAMPLE
vs. OUTPUT CODE
MAX11639/MAX11643
REF
MAX11639/MAX11643
MAX11638/MAX11642
= 2.5V (MAX11639/MAX11643), V
128
THD vs. FREQUENCY
= 300ksps, T
MAX11639/MAX11643
SAMPLING RATE (ksps)
10
REFERENCE
10
FREQUENCY (kHz)
INTERNAL
REFERENCE
EXTERNAL
192
100
100
A
= +25°C, unless otherwise noted.)
256
1000
1000
52.0
51.5
51.0
50.5
50.0
49.5
49.0
48.5
48.0
Typical Operating Characteristics (continued)
1
DD
MAX11639/MAX11643
SINAD vs. FREQUENCY
= 5V and V
10
FREQUENCY (kHz)
MAX11638/MAX11642
100
REF
= 4.096V (MAX11638/MAX11642), f
3000
2500
2000
1500
1000
2600
2400
2200
2000
1800
1600
1400
1200
1000
500
1000
0
4.75
SUPPLY CURRENT vs. SUPPLY VOLTAGE
1
SUPPLY CURRENT vs. SAMPLING RATE
MAX11638/MAX11642
4.80 4.85 4.90
REFERENCE
INTERNAL
REFERENCE
80
75
70
65
60
EXTERNAL
SAMPLING RATE (ksps)
REFERENCE
10
INTERNAL
1
REFERENCE
EXTERNAL
4.95
V
DD
5.00 5.05
MAX11638/MAX11642
MAX11638/MAX11642
(V)
SFDR vs. FREQUENCY
MAX11639/MAX11643
100
10
FREQUENCY (kHz)
5.10
5.15
SCLK
5.20
1000
5.25
100
= 4.8MHz,
1000