AMC7820_15 Datasheet, PDF (10/32 Pages) Texas Instruments – ANALOG MONITORING AND CONTROL

TYPICAL CHARACTERISTICS: DACs (DAC0, DAC1, DAC2) (Cont.)
At T_A = +25°C, +AV_DD, BV_DD = +5.0V, V_REF = Internal +2.5V, unless otherwise noted.
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
OUTPUT VOLTAGE
vs OUTPUT CURRENT, GAIN = +2
Sourcing Current
DAC at FFF_H
Sinking Current
DAC at 008_H
1
2
3
4
5
6
7
Output Current Magnitude (mA)
SETTLING TIME, GAIN = +2
Code 2048
C_L = 10pF
R_L = 20kΩ
Settling Detail
Code 1024
Time (2µs/div)
POWER-ON RESET TO 0V
5V
AV_DD, DV_DD, Reset Pin
0V
0V
DAC Resets to 000_H
Time (20µs/div)
TYPICAL CHARACTERISTICS: Thermistor Current Source (THERM IOUT, Pin 2)
At T_A = +25°C, +AV_DD, BV_DD = +5.0V, V_REF = Internal +2.5V, unless otherwise noted.
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
–50
THERM_I_OUTPUT vs TEMPERATURE
Ext 2.5V Ref
Int 2.5V Ref
–25
0
25
50
75
100
Temperature (°C)
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
0.0
THERM_I_OUTPUT vs COMPLIANCE VOLTAGE
10
10µA Nominal
0
–10
–20
–30
–40
–50
–60
100µA Nominal
–70
–80
1mA Nominal
–90
–100
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Compliance Voltage (V)
10
AMC7820
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SBAS231B