MAX5580A Ver la hoja de datos (PDF) - Maxim Integrated
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Fabricante
MAX5580A Datasheet PDF : 34 Pages
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Buffered, Fast-Settling, Quad,
12-/10-/8-Bit, Voltage-Output DACs
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = 2.7V to 5.25V, DVDD = 1.8V to AVDD, AGND = 0, DGND = 0, VREF = 2.5V (for AVDD = 2.7V to 5.25V), VREF = 4.096V (for
AVDD = 4.5V to 5.25V), RL = 10kΩ, CL = 100pF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Power-Supply Rejection
Ratio
REFERENCE INPUT
Reference-Input Range
Reference-Input
Resistance
PSRR Full-scale output, AVDD = 2.7V to 5.25V
VREF
RREF
Normal operation (no code dependence)
200
µV/V
0.25
AVDD
V
145
200
kΩ
Reference Leakage
Current
Shutdown mode
0.5
1
µA
DAC OUTPUT CHARACTERISTICS
Output-Voltage Noise
SLOW mode, full scale
FAST mode, full scale
Unity gain
Force sense
Unity gain
Force sense
85
67
140
µVRMS
110
Output-Voltage Range
(Note 3)
DC Output Impedance
Short-Circuit Current
Power-Up Time
Wake-Up Time
Unity-gain output
Force-sense output
0
AVDD
V
0
AVDD / 2
38
Ω
AVDD = 5V, OUT_ to AGND, full scale, FAST mode
57
mA
AVDD = 3V, OUT_ to AGND, full scale, FAST mode
45
From DVDD, applied until interface is functional
30
60
µs
Coming out of shutdown, outputs settled
40
µs
Output OUT_ and FB_
Open-Circuit Leakage
Current
Programmed in shutdown mode, force-sense
outputs only
0.01
µA
DIGITAL OUTPUTS (UPIO_)
Output High Voltage
VOH
ISOURCE = 0.5mA
Output Low Voltage
VOL
ISINK = 2mA
DIGITAL INPUTS (SCLK, CS, DIN, DSP, UPIO_)
DVDD ≥ 2.7V
Input High Voltage
VIH
DVDD < 2.7V
Input Low Voltage
Input Leakage Current
Input Capacitance
DVDD > 3.6V
VIL
2.7V ≤ DVDD ≤ 3.6V
DVDD < 2.7V
IIN
CIN
DVDD -
0.5
V
0.4
V
2.4
0.7 x
V
DVDD
0.8
0.6
V
0.2
±0.1
±1
µA
10
pF
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