Datasheet

MAX5580–MAX5585
Buffered, Fast-Settling, Quad,
12-/10-/8-Bit, Voltage-Output DACs
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ELECTRICAL CHARACTERISTICS (continued)
(AV
DD
= 2.7V to 5.25V, DV
DD
= 1.8V to AV
DD
, V
AGND
= 0, V
DGND
= 0, V
REF
= 2.5V (for AV
DD
= 2.7V to 5.25V), V
REF
= 4.096V (for
AV
DD
= 4.5V to 5.25V), R
L
= 10kΩ, C
L
= 100pF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Power-Supply Rejection
Ratio
PSRR Full-scale output, AV
DD
= 2.7V to 5.25V 200 µV/V
REFERENCE INPUT
Reference-Input Range V
REF
0.25 AV
DD
V
Reference-Input
Resistance
R
REF
Normal operation (no code dependence) 145 200 kΩ
Reference Leakage
Current
Shutdown mode 0.5 1 µA
DAC OUTPUT CHARACTERISTICS
Unity gain 85
SLOW mode, full scale
Force sense 67
Unity gain 140
Output-Voltage Noise
FAST mode, full scale
Force sense 110
µV
RMS
Unity-gain output 0 AV
DD
Output-Voltage Range
(Note 3)
Force-sense output 0 AV
DD
/ 2
V
DC Output Impedance 38 Ω
AV
DD
= 5V, OUT_ to AGND, full scale, FAST mode 57
Short-Circuit Current
AV
DD
= 3V, OUT_ to AGND, full scale, FAST mode 45
mA
Power-Up Time From DV
DD
, applied until interface is functional 30 60 µs
Wake-Up Time 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 V
OH
I
SOURCE
= 0.5mA
DV
DD
-
0.5
V
Output Low Voltage V
OL
I
SINK
= 2mA 0.4 V
DIGITAL INPUTS (SCLK, CS, DIN, DSP, UPIO_)
DV
DD
≥ 2.7V 2.4
Input High Voltage V
IH
DV
DD
< 2.7V
0.7 x
DV
DD
V
DV
DD
> 3.6V 0.8
2.7V ≤ DV
DD
≤ 3.6V 0.6Input Low Voltage V
IL
DV
DD
< 2.7V 0.2
V
Input Leakage Current I
IN
±0.1 ±1 µA
Input Capacitance C
IN
10 pF