MAX1258BETM+ Maxim Integrated Products, MAX1258BETM+ Datasheet - Page 11

• Manufacturer Part Number: MAX1258BETM+
• Description: IC ADC/DAC 12BIT 48-TQFN
• Manufacturer: Maxim Integrated Products
• Type: ADC, DACr

Specifications of MAX1258BETM+

• Resolution (bits): 12 b
• Sampling Rate (per Second): 225k
• Data Interface: Serial
• 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: 48-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(AV
4.096V (MAX1220/MAX1258), f
+25°C, unless otherwise noted.)
-0.2
-0.4
-0.5
-1.0
-1.5
DD
0.4
0.2
1.5
1.0
0.5
10
-2
-4
-6
0
0
8
6
4
2
0
2047
-40
0
= DV
MAX1257
MAX1220/MAX1258
MAX1220/MAX1258
DAC DIFFERENTIAL NONLINEARITY
EXTERNAL
REFERENCE = 4.096V
DAC INTEGRAL NONLINEARITY
2050
DD
-15
DAC FULL-SCALE ERROR
12-Bit, Multichannel ADCs/DACs with FIFO,
1024
vs. TEMPERATURE
vs. OUTPUT CODE
vs. OUTPUT CODE
= 3V (MAX1257), external V
TEMPERATURE (°C)
OUTPUT CODE
OUTPUT CODE
2053
10
______________________________________________________________________________________
2048
2056
INTERNAL
REFERENCE
35
Temperature Sensing, and GPIO Ports
3072
CLK
2059
60
= 3.6MHz (50% duty cycle), f
2062
4096
85
REF
-0.5
-1.0
-1.5
1.5
1.0
0.5
1.2
1.0
0.8
0.6
0.4
0.2
Typical Operating Characteristics (continued)
10
-2
-4
-6
0
8
6
4
2
0
= 2.5V (MAX1257), AV
4.750
-40
0
MAX1220/MAX1258
EXTERNAL REFERENCE = 4.096V
MAX1257
MAX1257
DAC INTEGRAL NONLINEARITY
EXTERNAL
REFERENCE = 2.5V
vs. ANALOG SUPPLY VOLTAGE
-15
DAC FULL-SCALE ERROR
DAC FULL-SCALE ERROR
1024
4.875
vs. TEMPERATURE
vs. OUTPUT CODE
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
OUTPUT CODE
10
SAMPLE
2048
5.000
INTERNAL
REFERENCE
35
DD
= 225ksps, C
3072
5.125
= DV
60
DD
4096
5.250
85
= 5V (MAX1220/MAX1258), external V
LOAD
-0.25
-0.50
-0.75
-1.00
1.00
0.75
0.50
0.25
-0.2
-0.4
1.2
1.0
0.8
0.6
0.4
0.2
0.4
0.2
= 50pF, 0.1µF capacitor at REF, T
0
0
2047
2.7
0
MAX1220/MAX1258
MAX1220/MAX1258
MAX1257
EXTERNAL REFERENCE = 2.5V
DAC DIFFERENTIAL NONLINEARITY
vs. ANALOG SUPPLY VOLTAGE
2050
vs. REFERENCE VOLTAGE
DAC FULL-SCALE ERROR
DAC FULL-SCALE ERROR
1
REFERENCE VOLTAGE (V)
vs. OUTPUT CODE
SUPPLY VOLTAGE (V)
3.0
2053
OUTPUT CODE
2
2056
3
3.3
2059
4
REF
2062
3.6
A
5
11
=
=