Datasheet

DAC124S085
www.ti.com SNAS348F –MAY 2006–REVISED MARCH 2013
Electrical Characteristics (continued)
The following specifications apply for V
A
= +2.7V to +5.5V, V
REFIN
= V
A
, 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
and all other limits are at T
A
= 25°C, unless otherwise
specified.
Units
Symbol Parameter Conditions Typical
(1)
Limits
(1)
(Limits)
REFERENCE INPUT CHARACTERISTICS
Input Range Minimum 0.2 1.0 V (min)
VREFIN
(3)
Input Range Maximum V
A
V (max)
Input Impedance 30 kΩ
LOGIC INPUT CHARACTERISTICS
I
IN
Input Current
(2)
±1 µA (max)
V
A
= 3V 0.9 0.6 V (max)
V
IL
Input Low Voltage
(2)
V
A
= 5V 1.5 0.8 V (max)
V
A
= 3V 1.4 2.1 V (min)
V
IH
Input High Voltage
(2)
V
A
= 5V 2.1 2.4 V (min)
C
IN
Input Capacitance
(2)
3 pF (max)
POWER REQUIREMENTS
Supply Voltage Minimum 2.7 V (min)
V
A
(3)
Supply Voltage Maximum 5.5 V (max)
V
A
= 2.7V
360 485 µA (max)
to 3.6V
f
SCLK
= 30 MHz
V
A
= 4.5V
480 650 µA (max)
to 5.5V
Normal Supply Current (output
I
N
unloaded)
V
A
= 2.7V
330 µA
to 3.6V
f
SCLK
= 0
V
A
= 4.5V
440 µA
to 5.5V
V
A
= 2.7V
0.10 1.0 µA (max)
Power Down Supply Current
to 3.6V
I
PD
(output unloaded, SYNC = DIN = All PD Modes
(4)
V
A
= 4.5V
0V after PD mode loaded)
0.15 1.0 µA (max)
to 5.5V
V
A
= 2.7V
1.1 1.7 mW (max)
to 3.6V
f
SCLK
= 30 MHz
V
A
= 4.5V
2.4 3.6 mW (max)
to 5.5V
Normal Supply Power (output
P
N
unloaded)
V
A
= 2.7V
1.0 mW
to 3.6V
f
SCLK
= 0
V
A
= 4.5V
2.2 mW
to 5.5V
V
A
= 2.7V
0.3 3.6 µW (max)
Power Down Supply Power (output
to 3.6V
P
PD
unloaded, SYNC = DIN = 0V after All PD Modes
(4)
V
A
= 4.5V
PD mode loaded)
0.8 5.5 µW (max)
to 5.5V
(3) To ensure accuracy, it is required that V
A
and V
REFIN
be well bypassed.
(4) This parameter is ensured by design and/or characterization and is not tested in production.
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