MAX5723 Datasheet, PDF (10/35 Pages) Maxim Integrated Products – Ultra-Small, Octal-Channel, 8-/10-/12-Bit Buffered Output DACs with Internal Reference and SPI Interface

MAX5723/MAX5724/MAX5725
Ultra-Small, Octal-Channel, 8-/10-/12-Bit Buffered
Output DACs with Internal Reference and SPI Interface
Typical Operating Characteristics (continued)
(MAX5725, 12-bit performance, T_A = +25°C, unless otherwise noted.)
OFFSET AND ZERO-SCALE ERROR
vs. TEMPERATURE
1.0
VREF = 2.5V (EXTERNAL)
0.8 _{NO LOAD}
0.6
ZERO-SCALE ERROR
0.4
0.2
OFFSET ERROR (V_DD = 5V)
0
-0.2
-0.4 ^{OFFSET ERROR (V}DD ^{= 3V)}
-0.6
-0.8
-1.0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
FULL-SCALE ERROR AND GAIN ERROR
vs. TEMPERATURE
0.10
VREF = 2.5V (EXTERNAL)
NO LOAD
0.05
GAIN ERROR (VDD = 5V)
0
FULL-SCALE ERROR
GAIN ERROR (VDD = 3V)
-0.05
FULL-SCALE ERROR AND GAIN ERROR
vs. SUPPLY VOLTAGE
0.020
0.016
0.012
0.008
GAIN ERROR
0.004
0
-0.004
-0.008
FULL-SCALE ERROR
-0.012
-0.016
V_REF = 2.5V (EXTERNAL)
NO LOAD
-0.020
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
SUPPLY VOLTAGE (V)
SUPPLY CURRENT vs. TEMPERATURE
2.0
VDD = VDDIO
VDAC_ = FULL SCALE
1.8 ^{ALL DACS ENABLED}
NO LOAD
VREF (INTERNAL) =
4.096V, VDD = 5V
1.6
VREF (EXTERNAL) = VDD = 5V
1.4
VREF (INTERNAL) =
2.5V, VDD = 5V
1.2
VREF (INTERNAL) =
2.048V, VDD = 5V
-0.10
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
V_REF (EXTERNAL) = V_DD = 3V
1.0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
2.0
VREF (INTERNAL) = 4.096V
1.8
1.6 ^{VREF (INTERNAL) = 2.5V}
1.4
1.2
1.0 ^{VREF (INTERNAL) = VREF = 2.5V (EXTERNAL)}
2.048V
0.8
0.6
0.4
VDD = VDDIO
VDAC_ = FULL SCALE
0.2
ALL DACS ENABLED
NO LOAD
0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
SUPPLY VOLTAGE (V)
POWER-DOWN MODE SUPPLY CURRENT
vs. SUPPLY VOLTAGE
2.0
V_DD = V_DDIO
VREF = 2.5V (EXTERNAL)
1.6 ^{POWER-DOWN MODE WITH HI-Z}
NO LOAD
TA = +125°C
1.2
0.8
0.4 TA = -40°C
T_A = +25°C
TA = +85°C
0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
SUPPLY VOLTAGE (V)
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