MAX1377ATP+ Maxim Integrated Products, MAX1377ATP+ Datasheet - Page 9

• Manufacturer Part Number: MAX1377ATP+
• Description: IC ADC 12BIT 1.25MSPS DL 20-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1377ATP+

• Number Of Bits: 12
• Sampling Rate (per Second): 1.25M
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 2
• Power Dissipation (max): 40mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-WQFN, Exposed Pad
• Number Of Adc Inputs: 2
• Architecture: SAR
• Conversion Rate: 1.25 MSPs
• Resolution: 10 bit
• Interface Type: Dual Serial
• Voltage Reference: Internal 2.048 V or External
• Supply Voltage (max): 3.3 V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V
AVDD
-100
-120
-0.2
-0.4
-0.6
-0.8
-1.0
Dual, 12-Bit, 1.25Msps Simultaneous-Sampling
-0.2
-0.4
-0.6
-0.8
-1.0
-20
-40
-60
-80
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
0
0
0
0
0
0
= 5V/3V, V
500
500
100
ANALOG INPUT FREQUENCY (kHz)
vs. DIGITAL OUTPUT CODE
vs. DIGITAL OUTPUT CODE
1000
1000 1500
MAX1377 UNIPOLAR FFT
MAX1377 UNIPOLAR DNL
MAX1377 BIPOLAR DNL
DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
1500
200
L
= 3V, f
_______________________________________________________________________________________
2000
2000 2500 3000
f
f
f
SINAD = 69.324dB
SNR = 69.400dB
THD = -86.952dB
SFDR = 89.213dB
V
300
SAMPLE
SCLK
IN
REF
= 100kHz
2500
= 2.048V
= 20MHz
SCLK
400
= 1.25MHz
3000
3500
3500 4000
= 20MHz, T
500
4000
600
4500
4500
A
= +25°C, unless otherwise noted.)
-100
-120
-0.2
-0.4
-0.6
-0.8
-1.0
-0.2
-0.4
-0.6
-0.8
-1.0
-20
-40
-60
-80
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
Typical Operating Characteristics (continued)
0
0
0
0
0
0
500
100
ANALOG INPUT FREQUENCY (kHz)
vs. DIGITAL OUTPUT CODE
vs. DIGITAL OUTPUT CODE
1000
MAX1379 UNIPOLAR INL
MAX1377 UNIPOLAR FFT
ADCs with Serial Interface
1024
MAX1377 BIPOLAR INL
DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
200
1500
2000
2048
300
f
f
f
SINAD = 68.947dB
SNR = 69.054dB
THD = -85.101dB
SFDR = 86.718dB
V
SAMPLE
SCLK
IN
REF
2500
= 250kHz
= 2.048V
= 20MHz
400
3000
= 1.25MHz
3072
3500
500
4000
600
4096
4500
-100
-120
-0.2
-0.4
-0.6
-0.8
-1.0
-20
-40
-60
-80
-0.2
-0.4
-0.6
-0.8
-1.0
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
0
0
0
0
0
0
f
f
f
SINAD = 68.645dB
SNR = 68.715dB
THD = -83.617dB
SFDR = 88.709dB
V
SAMPLE
SCLK
IN
REF
500
= 500kHz
100
= 2.048V
ANALOG INPUT FREQUENCY (kHz)
= 20MHz
vs. DIGITAL OUTPUT CODE
MAX1377 UNIPOLAR FFT
vs. DIGITAL OUTPUT CODE
1000
MAX1377 UNIPOLAR INL
= 1.25MHz
MAX1379 BIPOLAR INL
1024
DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
200
1500
2000
300
2048
2500
400
3000
3072
3500
500
4000
600
4096
4500
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