MAX1261ACEI Maxim Integrated, MAX1261ACEI Datasheet - Page 7

• Manufacturer Part Number: MAX1261ACEI
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1261ACEI

• Number Of Channels: 8/4
• Architecture: SAR
• Conversion Rate: 250 KSPs
• Resolution: 12 bit
• Input Type: Single-Ended/Pseudo-Differential
• Snr: 70 dB
• Interface Type: Parallel
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 70 C
• Package / Case: QSOP-28
• Maximum Power Dissipation: 667 mW
• Minimum Operating Temperature: 0 C
• Number Of Converters: 1
• Voltage Reference: 2.5 V

(V
DD
2.53
2.52
2.51
2.50
2.49
2.48
-0.5
-1.0
-1.5
-2.0
-2.5
250
200
150
100
0.5
0.0
50
= V
-40
2.7
2.7
LOGIC
OFFSET ERROR vs. TEMPERATURE
INTERNAL REFERENCE VOLTAGE
-15
LOGIC SUPPLY CURRENT
with +2.5V Reference and Parallel Interface
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
= +3V, V
TEMPERATURE (°C)
3.0
3.0
10
_______________________________________________________________________________________
V
V
DD
DD
250ksps, +3V, 8-/4-Channel, 12-Bit ADCs
REF
(V)
(V)
35
= +2.500V, f
3.3
3.3
60
3.6
3.6
85
CLK
= 4.8MHz, C
2.53
2.52
2.51
2.50
2.49
2.48
250
200
150
100
50
-1
-2
-3
Typical Operating Characteristics (continued)
1
0
-40
-40
2.7
GAIN ERROR vs. SUPPLY VOLTAGE
INTERNAL REFERENCE VOLTAGE
-15
-15
LOGIC SUPPLY CURRENT
L
= 20pF, T
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
3.0
10
10
V
DD
(V)
A
35
35
= +25°C, unless otherwise noted.)
3.3
60
60
85
3.6
85
-100
-120
-140
-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
-1.5
-2.0
-2.5
-20
-40
-60
-80
0.5
0.0
0.0
20
0
-40
2.7
0
OFFSET ERROR vs. SUPPLY VOLTAGE
GAIN ERROR vs. TEMPERATURE
200
-15
400
TEMPERATURE (°C)
3.0
FREQUENCY (kHz)
10
FFT PLOT
V
DD
600
(V)
V
f
f
IN
SAMPLE
DD
35
= 50kHz
800
= 3V
3.3
= 250ksps
60
1000
1200
85
3.6
7