LTC1196/LTC1198
TYPICAL PERFOR A CE CHARACTERISTICS
Supply Current vs Clock Rate
9
8
V
CC
= 5V
SUPPLY CURRENT (mA)
6
5
4
3
2
1
0
0
2
4
6
8
10 12
FREQUENCY (MHz)
14
16
V
CC
= 2.7V
T
A
= 25°C
CS = 0V
V
REF
= V
CC
10
8
6
4
2
“ACTIVE” MODE
CS = 0V
LTC1196
LTC1198
SUPPLY CURRENT (mA)
SUPPLY CURRENT (mA)
7
Supply Current vs Temperature
10
9
8
CS = 0V
MAGNITUDE OF OFFSET (LSB = 1
×
V
REF
)
256
MAGNITUDE OF OFFSET (LSB)
SUPPLY CURRENT (mA)
7
6
5
4
3
2
1
0
–55 –35 –15
V
CC
= 5V
V
CC
= 2.7V
5 25 45 65 85 105 125
TEMPERATURE (°C)
1196/98 G04
Linearity Error vs
Reference Voltage
1.0
0.9
0.8
LINEARITY ERROR (LSB)
0.3
LINEARITY ERROR (LSB)
MAGNITUDE OF GAIN ERROR (LSB)
T
A
= 25°C
V
CC
= 5V
f
CLK
= 12MHz
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
REFERENCE VOLTAGE (V)
1196/98 G07
U W
1196/98 G01
Supply Current vs Supply Voltage
14
T
A
= 25°C
12
Supply Current vs Sample Rate
10
LT1196 V
CC
= 5V
1
LT1196 V
CC
= 2.7V
0.1
LT1198 V
CC
= 5V
0.01
LT1198 V
CC
= 2.7V
0.000002
LTC1198
0
2.5
3.0
“SHUTDOWN” MODE
CS = V
CC
5.5
6.0
T
A
= 25°C
0.001
100
1k
10k
100k
SAMPLE RATE (Hz)
1M
1196/98 G03
3.5 4.0 4.5 5.0
SUPPLY VOLTAGE (V)
1196/98 G02
Offset vs Reference Voltage
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
REFERENCE VOLTAGE (V)
1196/98 G05
Offset vs Supply Voltage
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
2.5
3.0
3.5 4.0 4.5
5.0
SUPPLY VOLTAGE (V)
5.5
6.0
T
A
= 25°C
V
REF
= V
CC
f
CLK
= 3MHz
T
A
= 25°C
V
CC
= 5V
f
CLK
= 12MHz
1196/98 G06
Linearity Error vs Supply Voltage
0.5
0.4
T
A
= 25°C
V
REF
= V
CC
f
CLK
= 3MHz
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
Gain Error vs Reference Voltage
T
A
= 25°C
V
CC
= 5V
f
CLK
= 12MHz
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
2.5
3.0
3.5 4.0 4.5
5.0
SUPPLY VOLTAGE (V)
5.5
6.0
–0.5
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
REFERENCE VOLTAGE (V)
1196/98 G09
1196/98 G08
7
LINER [ LINEAR TECHNOLOGY ]
