MAX1020BETX+ Maxim Integrated Products, MAX1020BETX+ Datasheet - Page 13

• Manufacturer Part Number: MAX1020BETX+
• Description: IC ADC/DAC 10BIT 36-TQFN-EP
• Manufacturer: Maxim Integrated Products
• Type: ADC, DACr

Specifications of MAX1020BETX+

• Resolution (bits): 10 b
• Sampling Rate (per Second): 225k
• Data Interface: MICROWIRE™, QSPI™, Serial, SPI™
• Voltage Supply Source: Analog and Digital
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(AV
V
tor at REF, T
REF
-100
-120
-140
-160
2.08
2.07
2.06
2.05
2.04
2.03
2.02
2.01
2.00
DD
-20
-40
-60
-80
3.0
2.5
2.0
1.5
1.0
0.5
0
0
= 4.096V (MAX1020/MAX1022/MAX1058), f
-30
= DV
0
0
DAC OUTPUT = MIDSCALE
MAX1020/MAX1022/MAX1058
SINKING
DAC OUTPUT LOAD REGULATION
A
DD
ANALOG INPUT FREQUENCY (kHz)
10-Bit, Multichannel ADCs/DACs with FIFO,
20
= +25°C, unless otherwise noted.)
GPIO OUTPUT VOLTAGE
vs. OUTPUT CURRENT
vs. SOURCE CURRENT
50
0
SOURCING
OUTPUT CURRENT (mA)
SOURCE CURRENT (mA)
= 3V (MAX1057), external V
ADC FFT PLOT
40
______________________________________________________________________________________
GPIOA0–A3 OUTPUTS
100
30
f
f
f
SINAD = 61.21dBc
SNR = 61.21dBc
THD = 73.32dBc
SFDR = 81.25dBc
SAMPLE
ANALOG_)N
CLK
GPIOB0–B3, C0–C3
60
= 5.24288MHz
Temperature Sensing, and GPIO Ports
= 32.768kHz
OUTPUTS
150
= 10.080kHz
60
MAX1057
80
200
100
90
REF
1500
1200
-100
-120
-140
-160
1.29
1.28
1.27
1.26
1.25
1.24
1.23
1.22
1.21
900
600
300
-20
-40
-60
-80
Typical Operating Characteristics (continued)
CLK
= 2.5V (MAX1057), AV
0
0
-30
0
0
= 3.6MHz (50% duty cycle), f
DAC OUTPUT = MIDSCALE
MAX1057
DAC OUTPUT LOAD REGULATION
-20
ANALOG INPUT FREQUENCY (kHz)
20
GPIO OUTPUT VOLTAGE
vs. OUTPUT CURRENT
50
OUTPUT CURRENT (mA)
vs. SINK CURRENT
SINK CURRENT (mA)
-10
ADC IMD PLOT
SINKING
MAX1020/MAX1022/MAX1058
40
GPIOB0–B3, C0–C3
100
0
SOURCING
GPIOA0–A3 OUTPUTS
OUTPUTS
60
f
f
f
A
IMD = 78.0dBc
CLK
IN1
IN2
DD
IN
10
= -6dBFS
= 9.0kHz
= 11.0kHz
= 5.24288MHz
150
= DV
80
20
DD
SAMPLE
200
100
30
= 5V (MAX1020/MAX1022/MAX1058), external
= 225ksps, C
1500
1200
-100
-120
-140
-160
900
600
300
-20
-40
-60
-80
0
5
4
3
2
1
0
0
0
0
0
10
ANALOG INPUT FREQUENCY (kHz)
20
GPIO OUTPUT VOLTAGE
GPIO OUTPUT VOLTAGE
ADC CROSSTALK PLOT
LOAD
vs. SOURCE CURRENT
50
SOURCE CURRENT (mA)
vs. SINK CURRENT
SINK CURRENT (mA)
20
MAX1020/MAX1022/MAX1058
40
= 50pF, 0.1µF capaci-
GPIOB0–B3, C0–C3
C0–C3 OUTPUTS
100
30
GPIOA0–A3 OUTPUTS
GPIOB0–B3,
OUTPUTS
GPIOA0–A3 OUTPUTS
60
f
f
f
SNR = 61.11dBc
THD = 73.32dBc
ENOB = 9.86 BITS
SFDR = 86.34dBc
CLK
IN1
IN2
40
= 10.080kHz
= 8.0801kHz
= 5.24288MHz
150
MAX1057
80
50
200
100
60
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