LTC1290BIJ Linear Technology, LTC1290BIJ Datasheet - Page 6

• Manufacturer Part Number: LTC1290BIJ
• Description: 12-BIT SERIAL I/O ADC W/8 CH MUX
• Manufacturer: Linear Technology
• Type: Data Acquisition System (DAS), ADCr

Specifications of LTC1290BIJ

• Resolution (bits): 12 b
• Sampling Rate (per Second): 50k
• Data Interface: Serial, Parallel
• Voltage Supply Source: Dual ±
• Voltage - Supply: ±5V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: *
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TYPICAL PERFOR
LTC1290
6
0.4
0.3
0.2
26
22
18
14
10
0.6
0.5
0.1
1.25
1.00
0.75
0.50
0.25
6
2
0
–50
4
Supply Current vs Supply Voltage
Change in Linearity Error vs
Temperature
0
ACLK = 4MHz
T
0
Change in Linearity vs Reference
Voltage
ACLK = 4MHz
V
V
A
–30
CC
REF
= 25°C
V
CC
AMBIENT TEMPERATURE, T
= 5V
= 5V
–10
SUPPLY VOLTAGE, V
= 5V
REFERENCE VOLTAGE, V
1
10
6
30
2
50
70
8
3
CC
(V)
W
A
REF
90 110
(°C)
1290 • TPC01
(V)
1290 • TPC07
A
4
1290 • TPC04
U
130
10
CE
5
C
HARA TERISTICS
10
0.5
0.4
0.3
0.2
0.1
9
8
7
6
5
4
3
–50
0
–50
–0.1
–0.2
–0.3
–0.4
–0.5
Supply Current vs Temperature
Change in Gain Error vs
Temperature
ACLK = 4MHz
V
0
–30
ACLK = 4MHz
V
V
–30
CC
CC
REF
1
Change in Gain vs Reference
Voltage
AMBIENT TEMPERATURE, T
= 5V
AMBIENT TEMPERATURE, T
V
= 5V
= 5V
–10
CC
–10
C
= 5V
REFERENCE VOLTAGE, V
10
10
2
30
30
50
50
3
70
70
A
A
90 110 130
90 110
(°C)
(°C)
LT1290 • TPC02
REF
1290 • TPC08
4
(V)
1290 • TPC05
130
5
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
5
4
3
2
1
0
* MAXIMUM ACLK FREQUENCY REPRESENTS THE
0.5
0.4
0.3
0.2
0.1
100
0
ACLK FREQUENCY AT WHICH A 0.1LSB SHIFT IN
THE ERROR AT ANY CODE TRANSITION FROM ITS
4MHz VALUE IS FIRST DETECTED.
Maximum ACLK Frequency vs
Source Resistance
1
Unadjusted Offset Voltage vs
Reference Voltage
–50
Change in Offset vs Temperature
ACLK = 4MHz
V
V
–30
CC
REF
REFERENCE VOLTAGE, V
AMBIENT TEMPERATURE, T
= 5V
= 5V
–10
2
V
1k
OS
V
10
R
OS
= 0.25mV
SOURCE
= 0.125mV
30
3
V
(Ω)
50
R
IN
SOURCE –
10 k
V
V
T
70
CC
REF
A
REF
= 25°C
4
= 5V
+
–
V
A
= 5V
(V)
90 110
CC
INPUT
INPUT
(°C)
1290 • TPC09
1290 • TPC03
= 5V
1290 • TPC06
1290fe
100k
5
130