Datasheet

DAC121S101
www.ti.com SNAS265I –JUNE 2005–REVISED MARCH 2013
Electrical Characteristics (continued)
The following specifications apply for V
A
= +2.7V to +5.5V, R
L
= 2kΩ to GND, C
L
= 200 pF to GND, f
SCLK
= 30 MHz, input
code range 48 to 4047. Boldface limits apply for T
MIN
≤ T
A
≤ T
MAX
: all other limits T
A
= 25°C, unless otherwise specified.
Typical Limits Units
Symbol Parameter Conditions
(1) (1)
(Limits)
POWER REQUIREMENTS
V
A
= 5.5V 260 312 µA (max)
Normal Mode
f
SCLK
= 30 MHz
V
A
= 3.6V 177 217 µA (max)
V
A
= 5.5V 224 279 µA (max)
Normal Mode
f
SCLK
= 20 MHz
V
A
= 3.6V 158 197 µA (max)
V
A
= 5.5V 153 µA (max)
Normal Mode
f
SCLK
= 0
V
A
= 3.6V 118 µA (max)
I
A
Supply Current (output unloaded)
V
A
= 5.0V 84 µA (max)
All PD Modes,
f
SCLK
= 30 MHz
V
A
= 3.0V 42 µA (max)
V
A
= 5.0V 56 µA (max)
All PD Modes,
f
SCLK
= 20 MHz
V
A
= 3.0V 28 µA (max)
V
A
= 5.5V 0.07 1.0 µA (max)
All PD Modes,
f
SCLK
= 0
(3)
V
A
= 3.6V 0.04 1.0 µA (max)
V
A
= 5.5V 1.43 1.72 mW (max)
Normal Mode
f
SCLK
= 30 MHz
V
A
= 3.6V 0.64 0.78 mW (max)
V
A
= 5.5V 1.23 1.53 mW (max)
Normal Mode
f
SCLK
= 20 MHz
V
A
= 3.6V 0.57 0.71 mW (max)
V
A
= 5.5V 0.84 µW (max)
Normal Mode
f
SCLK
= 0
V
A
= 3.6V 0.42 µW (max)
Power Consumption (output
P
C
unloaded)
V
A
= 5.0V 0.42 µW (max)
All PD Modes,
f
SCLK
= 30 MHz
V
A
= 3.0V 0.13 µW (max)
V
A
= 5.0V 0.28 µW (max)
All PD Modes,
f
SCLK
= 20 MHz
V
A
= 3.0V 0.08 µW (max)
V
A
= 5.5V 0.39 5.5 µW (max)
All PD Modes,
f
SCLK
= 0
(3)
V
A
= 3.6V 0.14 3.6 µW (max)
V
A
= 5V 91 %
I
OUT
/ I
A
Power Efficiency I
LOAD
= 2mA
V
A
= 3V 94 %
(3) This parameter is guaranteed by design and/or characterization and is not tested in production.
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