DAC8541 Datasheet, PDF (3/21 Pages) Texas Instruments – 16-BIT SINGLE CHANNEL, PARALLEL INPUT DIGITAL-TO-ANALOG CONVERTER WITH RAIL VOLTAGE OUTPUT

DAC8541
SLAS353 − DECEMBER 2001
electrical characteristics, DV_DD = 1.8 V to 5.5 V; AV_DD = 2.7 V to 5.5 V; R_L = 2 kΩ to AGND;
C_L = 200 pF to AGND; all specifications –40°C to 85°C (unless otherwise noted) (continued)
PARAMETER
TEST CONDITIONS
MIN TYP
MAX UNIT
REFERENCE INPUT
Reference current
VREFH input range
VREFL input range
Reference input impedance
AVDD = VREFH = 5 V, VREFL = AGND
AVDD = VREFH = 3.6 V, VREFL = AGND
VREFH>VREFL
0
−100
50
35
AGND
100
75
µA
60
AVDD
V
100 mV
kΩ
LOGIC INPUTS (see Note 2)
Input current
±1 µA
VINL, input low voltage
VINH, input high voltage
Pin input capacitance
DVDD = 1.8 V to 5.5 V
DVDD = 1.8 V to 5.5 V
0.7×DVDD
0.3×DVDD
V
V
3 pF
POWER REQUIREMENTS
DVDD
DIDD
AVDD
AIDD (normal operation)
AVDD = 3.6 V to 5.5 V
AVDD = 2.7 V to 3.6 V
AIDD (all power-down modes)
AVDD = 3.6 V to 5.5 V
AVDD = 2.7 V to 3.6 V
POWER EFFICIENCY
DAC active and excluding load current,
VIH = DVDD and VIL = DGND
DAC active and excluding load current,
VIH = DVDD and VIL = DGND
VIH = DVDD and VIL = DGND
1.8
0.2
2.7
250
240
0.2
0.05
5.5 V
1.0 µA
5.5 V
400
µA
390
1
µA
1
IOUT/AIDD
I(LOAD) = 2 mA, AVDD = +5 V
NOTE 2; Assured by design and characterization, not production tested.
89%
www.ti.com
3