Datasheet

DAC088S085
SNAS424C –AUGUST 2007–REVISED MARCH 2013 www.ti.com
Electrical Characteristics (continued)
The following specifications apply for V
A
= +2.7V to +5.5V, V
REF1
= V
REF2
= V
A
, C
L
= 200 pF to GND, f
SCLK
= 30 MHz, input
code range 3 to 252. Boldface limits apply for T
MIN
≤ T
A
≤ T
MAX
and all other limits are at T
A
= 25°C, unless otherwise
specified.
Limits Units
Symbol Parameter Conditions Typical
(1)
(Limits)
Continuous T
A
= 105°C 10 mA (max)
I
O
Output Current
T
A
= 125°C 6.5 mA (max)
per channel
(2)
R
L
= ∞ 1500 pF
Maximum Load
C
L
Capacitance
R
L
= 2kΩ 1500 pF
DC Output
Z
OUT
8 Ω
Impedance
REFERENCE INPUT CHARACTERISTICS
Input Range
0.5 2.7 V (min)
Minimum
VREF1,2 Input Range
V
A
V (max)
Maximum
Input Impedance 30 kΩ
LOGIC INPUT CHARACTERISTICS
I
IN
Input Current
(2)
±1 µA (max)
V
A
= 2.7V to 3.6V 1.0 0.6 V (max)
V
IL
Input Low Voltage
V
A
= 4.5V to 5.5V 1.1 0.8 V (max)
V
A
= 2.7V to 3.6V 1.4 2.1 V (min)
Input High
V
IH
Voltage
V
A
= 4.5V to 5.5V 2.0 2.4 V (min)
Input Capacitance
C
IN
3 pF (max)
(4)
POWER REQUIREMENTS
Supply Voltage
2.7 V (min)
Minimum
V
A
Supply Voltage
5.5 V (max)
Maximum
V
A
= 2.7V
460 575 µA (max)
Normal Supply
to 3.6V
f
SCLK
= 30 MHz,
Current for supply
output unloaded
V
A
= 4.5V
pin V
A
650 840 µA (max)
to 5.5V
I
N
V
A
= 2.7V
95 135 µA (max)
Normal Supply
to 3.6V
f
SCLK
= 30 MHz,
Current for V
REF1
output unloaded
V
A
= 4.5V
or V
REF2
160 225 µA (max)
to 5.5V
V
A
= 2.7V
370 µA
Static Supply
to 3.6V
f
SCLK
= 0,
Current for supply
output unloaded
V
A
= 4.5V
pin V
A
440 µA
to 5.5V
I
ST
V
A
= 2.7V
95 µA
Static Supply
to 3.6V
f
SCLK
= 0,
Current for V
REF1
output unloaded
V
A
= 4.5V
or V
REF2
160 µA
to 5.5V
(4) This parameter is specified by design and/or characterization and is not tested in production.
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