Datasheet

MAX5532–MAX5535
Dual, Ultra-Low-Power,
12-Bit, Voltage-Output DACs
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= +1.8V to +5.5V, OUT_ unloaded, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Gain-Error Temperature
Coefficient
±4 ppm/°C
Power-Supply Rejection Ratio PSRR 1.8V ≤ V
DD
≤ 5.5V 85 dB
REFERENCE INPUT (MAX5532/MAX5534)
Reference-Input Voltage Range V
REFIN
0V
DD
V
Normal operation 4.1 MΩ
Reference-Input Impedance R
REFIN
In shutdown 2.5 GΩ
REFERENCE OUTPUT (MAX5533/MAX5535)
No external load, V
DD
= 1.8V 1.197 1.214 1.231
No external load, V
DD
= 2.5V 1.913 1.940 1.967
No external load, V
DD
= 3V 2.391 2.425 2.459
Initial Accuracy V
REFOUT
No external load, V
DD
= 5V 3.828 3.885 3.941
V
Output-Voltage Temperature
Coefficient
V
TEMPCO
T
A
= -40°C to +85°C (Note 4) 12 30 ppm/°C
Line Regulation V
REFOUT
< V
DD
- 200mV (Note 5) 2 200 µV/V
0 ≤ I
REFOUT
≤ 1mA, sourcing, V
DD
= 1.8V,
V
REF
= 1.2V
0.3 2
0 ≤ I
REFOUT
≤ 8mA, sourcing, V
DD
= 5V,
V
REF
= 3.9V
0.3 2
Load Regulation
-150µA ≤ I
REFOUT
≤ 0, sinking 0.2
µV/µA
0.1Hz to 10Hz, V
REF
= 3.9V 150
10Hz to 10kHz, V
REF
= 3.9V 600
0.1Hz to 10Hz, V
REF
= 1.2V 50
Output Noise Voltage
10Hz to 10kHz, V
REF
= 1.2V 450
µV
P-P
V
DD
= 5V 30
Short-Circuit Current (Note 6)
V
DD
= 1.8V 14
mA
Capacitive Load Stability Range (Note 7) 0 to 10 nF
Thermal Hysteresis (Note 8) 200 ppm
REFOUT unloaded, V
DD
= 5V 5.4
Reference Power-Up Time
(from Shutdown)
REFOUT unloaded, V
DD
= 1.8V 4.4
ms
Long-Term Stability 200
ppm/
1khrs