DAC900-Q1_15 Datasheet, PDF (4/29 Pages) Texas Instruments – 10-BIT 165-MSPS DIGITAL-TO-ANALOG CONVERTER

DAC900-Q1
SBAS505 – JUNE 2010
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
At T_A = -40°C to +105°C, +V_A = +5V, +V_D = +5V, differential transformer coupled output, 50Ω doubly terminated, unless
otherwise specified
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
Offset Drift With Internal Reference
±0.1
ppmFSR/
°C
Power-Supply Rejection, +V_A
Power-Supply Rejection, +V_D
Output Noise
Output Resistance
T_A = +25°C
T_A = -40°C to +105°C
T_A = +25°C
T_A = -40°C to +105°C
I_OUT = 20mA, R_LOAD = 50Ω
-0.2
-1.4
-0.025
-0.4
+0.2
%FSR/V
+1.4
+0.025
%FSR/V
+0.4
50
pA/√Hz
200
kΩ
Output Capacitance
REFERENCE
I_OUT, I_OUT to Ground
12
pF
Reference Voltage
+1.24
V
Reference Tolerance
±10
%
Reference Voltage Drift
±50
ppmFSR/
°C
Reference Output Current
10
µA
Reference Input Resistance
1
mΩ
Reference Input Compliance Range
Reference Small-Signal Bandwidth⁽⁴⁾
0.1
1.25
V
1.3
MHz
DIGITAL INPUTS
Logic Coding
Straight Binary
Latch Command
Rising Edge of Clock
Logic High Voltage, V_IH
Logic Low Voltage, V_IL
Logic High Voltage, V_IH
Logic Low Voltage, V_IL
Logic High Current, I_IH(5)
Logic Low Current, I_IL
Input Capacitance
+V_D = +5V
+V_D = +5V
+v = +3V
+V_D = +3V
+V_D = +5V
+V_D = +5V
3.5
5
0
2
3
0
±20
±20
5
V
1.2
V
V
0.8
V
V
µA
pF
POWER SUPPLY
Supply Voltages
+V_A
+V_D
Supply Current⁽⁶⁾
+2.7
+5
+5.5
V
+2.7
+5
+5.5
V
I_VA
I_VA, Power-Down Mode
I_VD
Power Dissipation
+5V, I_OUT = 20mA
+3V, I_OUT = 2mA
Power-Down Mode
24
30 mA
1.1
2 mA
8
15 mA
170
230 mW
50
mW
45
mW
Thermal Resistance, q_JA
TSSOP-28
50
°C/W
(4) Reference bandwidth depends on size of external capacitor at the BW pin and signal level.
(5) Typically 45mA for the PD pin, which has an internal pulldown resistor.
(6) Measured at f_CLOCK = 50MSPS and f_OUT = 1.0MHz.
4
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