Datasheet

LTC2970/LTC2970-1
8
29701fc
TEMPERATURE (°C)
–50
256.2
OUTPUT CURRENT (μA)
256.4
256.6
256.8
257.0
257.4
–25
02550
29701 G10
75 10
0
257.2
IDAC CODE = 'hff
R
IOUT
= 13kΩ
TEMPERATURE (oC)
–50
1.590
OFFSET VOLTAGE (mV)
1.595
1.600
1.605
1.610
1.620
–25
02550
29701 G11
75 100
1.615
IDAC CODE = 'h00
CURRENT (mA)
0
OUTPUT VOLTAGE (V)
3.496
3.498
3.500
–8
29701 G12
3.494
3.492
3.490
–2
–4
–6
–10
25oC
–45oC
90oC
V
IOUTn
= 3.5V
CURRENT (mA)
0
0.25
0.30
0.35
8
29701 G13
0.20
0.15
246 10
0.10
0.05
0
OUTPUT VOLTAGE (V)
90oC
25oC
–45oC
V
IOUT
= 0.1V
1Ms PER DIVISION
10mV PER DIVISION
29701 G14
100k7 SERIES RESISTANCE ON V
OUTn
R
IOUT
= 10k7
CODE 'h7f
CODE 'h80
5Ms PER DIVISION
10mV PER DIVISION
29701 G15
100k7 SERIES RESISTANCE ON V
OUTn
R
IOUT
= 10k7
CODE 'h80
CONNECTED
HIGH-Z
10Ms PER DIVISION
10mV PER DIVISION
29701 G16
100k7 SERIES RESISTANCE ON V
OUTn
R
IOUT
= 10k7
HIGH-Z
CONNECTED
TEMPERATURE (oC)
–50
–1.5
ERROR (oC)
–1.0
–0.5
0
0.5
1.5
–25
02550
29701 G17
75 100
1.0
TEMPERATURE (oC)
–50
4.945
4.944
4.943
4.942
4.941
4.940
4.939
4.938
25 75
29701 G18
–25 0
50 100
V
DD
(V)
V
12VIN
= 12V
I
VDD
= 0A
IDAC Output Current
vs Temperature
V
OUTn
Offset Voltage
vs Temperature
Voltage Buffered IDAC Load
Regulation Sourcing
Voltage Buffered IDAC Load
Regulation Sinking
Voltage Buffered IDAC Transient
Response to 1LSB DAC Code Change
Voltage Buffered IDAC Soft-
Connect Transient Response
Voltage Buffered IDAC Transient
Response During Transition from
On State to High-Z State
Temperature Sensor Error
vs Temperature
V
DD
Regulator Output Voltage
vs Temperature
TYPICAL PERFOR A CE CHARACTERISTICS
UW