MAX1146BEUP-T Maxim Integrated, MAX1146BEUP-T Datasheet - Page 9

• Manufacturer Part Number: MAX1146BEUP-T
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1146BEUP-T

• Number Of Channels: 4/2
• Architecture: SAR
• Conversion Rate: 116 KSPs
• Resolution: 14 bit
• Input Type: Single-Ended/Differential
• Snr: 81 dB
• Interface Type: QSPI, Serial (SPI, Microwire)
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Package / Case: TSSOP-20
• Maximum Power Dissipation: 879 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: 4.096 V

(V
(50% duty cycle), 18 clocks/conversion (116ksps), V
nal +2.500V reference at REF (MAX1147/MAX1149), C
DD
= +5.0V (MAX1146/MAX1148), V
-2
-4
-6
-2
-4
-6
-2
-4
-6
6
4
2
0
6
4
2
0
6
4
2
0
vs. SUPPLY VOLTAGE (MAX1147/MAX1149)
_______________________________________________________________________________________
2.7
2.7
2.7
CHANNEL-TO-CHANNEL GAIN MATCHING
OFFSET ERROR vs. SUPPLY VOLTAGE
GAIN ERROR vs. SUPPLY VOLTAGE
(MAX1147/MAX1149)
(MAX1147/MAX1149)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
3.0
3.0
3.0
DD
= +3.3V (MAX1147/MAX1149), SHDN = V
3.3
3.3
3.3
Multichannel, True-Differential,
Typical Operating Characteristics (continued)
REFADJ
3.6
3.6
3.6
REF
= 2.2µF, C
= V
DD
, external +4.096V reference at REF (MAX1146/MAX1148), exter-
LOAD
= 50pF, T
-2
-4
-6
-5
-6
-7
Serial, 14-Bit ADCs
-1
-2
-3
-4
-8
-2
-4
-6
6
4
2
0
0
6
4
2
0
vs. SUPPLY VOLTAGE (MAX1146/MAX1148)
4.75
4.75
4.75
CHANNEL-TO-CHANNEL GAIN MATCHING
OFFSET ERROR vs. SUPPLY VOLTAGE
A
DD
GAIN ERROR vs. SUPPLY VOLTAGE
= +25°C, unless otherwise noted.)
, V
4.85
4.85
4.85
COM
(MAX1146/MAX1148)
(MAX1146/MAX1148)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
4.95
4.95
4.95
= 0, f
SCLK
5.05
5.05
5.05
= 2.1MHz, external clock
5.15
5.15
5.15
5.25
5.25
5.25
9