Datasheet

LTC2978A
12
2978afa
For more information www.linear.com/LTC2978A
TYPICAL PERFORMANCE CHARACTERISTICS
DAC Load Regulation (Sourcing) DAC Load Regulation (Sinking)
DAC Short-Circuit Current vs
Temperature
DAC Transient Response to 1LSB
DAC Code Change
DAC Soft-Connect Transient
Response when Transitioning from
Hi-Z State to ON State
DAC Soft-Connect Transient
Response when Transitioning from
ON State to Hi-Z State
CURRENT (mA)
0
2.678
OUTPUT VOLTAGE (V)
2.680
2.684
2.686
2.688
2.698
85°C
2.692
–0.5
–1
–1.25
2978a G19
2.682
2.694
2.696
2.690
–0.25 –0.75
–1.50
1.75
–2
25°C
–40°C
CURRENT (mA)
0
OUTPUT VOLTAGE (V)
0.5
1
1.25 2
2978a G20
0.25 0.75
1.5
1.75
0.1038
0.1036
0.1034
0.1032
85°C
25°C
0.1030
0.1028
0.1026
–40°C
TEMPERATURE (°C)
8.70
SHORT-CIRCUIT CURRENT (mA)
8.80
8.90
9.00
8.75
8.85
8.95
–20 10 40 70
2978a G21
100–35–50 –5 25 55 85
10mV/DIV
500µs/DIV
100k SERIES RESISTANCE ON
CODE: ‘h1FF
2978a
G23
HI-Z
CONNECTED
10mV/DIV
500µs/DIV
100k SERIES RESISTANCE ON
CODE: ‘h1FF
2978a
G24
CONNECTED
HI-Z
500µV/DIV
2µs/DIV
2978a
G22
CODE ‘h1FF
CODE ‘h200