MAX1348BETX+T Maxim Integrated Products, MAX1348BETX+T Datasheet - Page 10

• Manufacturer Part Number: MAX1348BETX+T
• Description: IC ADC/DAC 12BIT W/FIFO 36WQFN
• Manufacturer: Maxim Integrated Products
• Type: ADC, DACr

Specifications of MAX1348BETX+T

• Resolution (bits): 12 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-WQFN Exposed Pad, 36-HWQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

12-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
(AV
at REF, T
10
-100
-120
-140
-160
4.12
4.11
4.10
4.09
4.08
2.08
2.07
2.06
2.05
2.04
2.03
2.02
2.01
2.00
DD
-20
-40
-60
-80
______________________________________________________________________________________
0
= DV
-40
-30
0
A
DAC OUTPUT = MIDSCALE
SINKING
INTERNAL REFERENCE VOLTAGE
DAC OUTPUT LOAD REGULATION
= +25°C, unless otherwise noted.)
DD
ANALOG INPUT FREQUENCY (kHz)
-15
vs. OUTPUT CURRENT
= 5V, external V
50
0
SOURCING
vs. TEMPERATURE
OUTPUT CURRENT (mA)
TEMPERATURE (°C)
ADC FFT PLOT
10
100
30
f
f
f
SINAD = 71.27dBc
SNR = 71.45dBc
THD = 85.32dBc
SFDR = 87.25dBc
SAMPLE
ANALOG_)N
CLK
35
= 5.24288MHz
= 32.768kHz
REF
150
= 10.080kHz
60
60
= 4.096V, f
200
90
85
CLK
24.96
24.94
24.92
24.90
24.88
24.86
24.84
Typical Operating Characteristics (continued)
-100
-120
-140
-160
-20
-40
-60
-80
0
5
4
3
2
1
0
= 3.6MHz (50% duty cycle), f
4.750
0
0
ADC REFERENCE SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
ANALOG INPUT FREQUENCY (kHz)
20
4.875
GPIO OUTPUT VOLTAGE
vs. SOURCE CURRENT
50
SOURCE CURRENT (mA)
SUPPLY VOLTAGE (V)
ADC IMD PLOT
40
5.000
C0–C3 OUTPUTS
100
GPIOA0–A3 OUTPUTS
GPIOB0–B3,
60
f
f
f
A
IMD = 82.99dBc
CLK
IN1
IN2
IN
= -6dBFS
= 9.0kHz
= 11.0kHz
= 5.24288MHz
5.125
150
80
SAMPLE
5.250
200
100
= 225ksps, C
1500
1200
-100
-120
-140
-160
41.0
40.9
40.8
40.7
40.6
40.5
900
600
300
-20
-40
-60
-80
0
0
-40
0
0
ADC REFERENCE SUPPLY CURRENT
LOAD
ANALOG INPUT FREQUENCY (kHz)
-15
20
GPIO OUTPUT VOLTAGE
ADC CROSSTALK PLOT
50
vs. TEMPERATURE
vs. SINK CURRENT
= 50pF, 0.1µF capacitor
SINK CURRENT (mA)
TEMPERATURE (°C)
10
40
GPIOB0–B3, C0–C3
100
GPIOA0–A3 OUTPUTS
OUTPUTS
60
35
f
f
f
SNR = 72.00dBc
THD = 85.24dBc
ENOB = 11.65 BITS
CLK
IN1
IN2
= 10.080kHz
= 8.0801kHz
= 5.24288MHz
150
60
80
200
100
85