Datasheet

5
LTC1293/LTC1294/LTC1296
129346fs
Supply Current vs Temperature
CCHARA TERIST
ICS
UW
AT
Y
P
I
CA
LPER
F
O
R
C
E
Supply Current vs Supply Voltage
SUPPLY VOLTAGE (V)
4
SUPPLY CURRENT (mA)
4
6
6
LTC1293 G01
2
0
5
10
8
CLK = 1MHz
T
A
= 25°C
AMBIENT TEMPERATURE (°C)
–50
SUPPLY CURRENT (mA)
7
8
9
30 70
LT
C
12
93
G0
2
6
5
–30 –10
50 90
110
4
3
10
10
130
CLK = 1MHz
V
CC
= 5V
REFERENCE VOLTAGE (V)
1
0.5
0.6
5
LTC1293 G03
0.4
0.3
0.1
2
3
4
0.2
0.9
0.8
OFFSET (LSB = 1/4096 × V
REF
)
0.7
V
OS
= 0.125mV
V
CC
= 5V
V
OS
= 0.250mV
Unadjusted Offset Voltage vs
Reference Voltage
Change in Linearity vs Reference
Voltage
REFERENCE VOLTAGE (V)
0
CHANGE IN LINEARITY (LSB = 1/4096 × V
REF
)
0.75
1.00
1.25
4
LTC1293 G04
0.50
0.25
0
1
2
3
5
Change in Gain vs Reference
Voltage
REFERENCE VOLTAGE (V)
0
–1.2
CHANGE IN GAIN (LSB = 1/4096 × V
REF
)
–1.0
–0.8
–0.6
–0.4
–0.2
0
1234
LTC1293 G05
5
V
CC
= 5V
LTC1294/6
LTC1293
Change in Offset vs Temperature
AMBIENT TEMPERATURE (°C)
–50
MAGNITUDE OF OFFSET CHANGE (LSB)
0.3
0.4
0.5
50
LTC1293 G06
0.2
0.1
0
–25
0
25
75
125100
V
CC
= 5V
V
REF
= 5V
CLK = 1MHz
Change in Linearity vs
Temperature
Change in Gain vs Temperature
Minimum Clock Rate for 0.1LSB
Error
* AS THE CLK FREQUENCY IS DECREASED FROM 1MHz, MINIMUM CLK FREQUENCY (∆ERROR ≤ 0.1LSB) REPRESENTS
THE FREQUENCY AT WHICH A 0.1LSB SHIFT IN ANY CODE TRANSITION FROM ITS 1MHz VALUE IS FIRST DETECTED.
AMBIENT TEMPERATURE (°C)
–50
MAGNITUDE OF LINEARITY CHANGE (LSB)
0.3
0.4
0.5
50
LTC1293 G07
0.2
0.1
0
–25
0
25
75
125100
V
CC
= 5V
V
REF
= 5V
CLK = 1MHz
AMBIENT TEMPERATURE (°C)
–50
MAGNITUDE OF GAIN CHANGE (LSB)
0.3
0.4
0.5
50
LT
C
12
93
G08
0.2
0.1
0
–25
0
25
75
125100
V
CC
= 5V
V
REF
= 5V
CLK = 1MHz
AMBIENT TEMPERATURE (°C)
–50
MINIMUM CLK FREQUENCY* (MHz)
0.15
0.20
0.25
50
LTC1293 G09
0.10
0.05
–25
0
25
75
125100
V
CC
= 5V