LTC2408CG Linear Technology, LTC2408CG Datasheet - Page 28

• Manufacturer Part Number: LTC2408CG
• Description: IC A/D CONV 24BIT 8-CHAN 28-SSOP
• Manufacturer: Linear Technology

Specifications of LTC2408CG

• Number Of Bits: 24
• Sampling Rate (per Second): 7.5
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 1mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP (0.200", 5.30mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIONS
LTC2404/LTC2408
28
U
20k
20k
20k
20k
20k
20k
20k
INFORMATION
Figure 25. Using the Multiplexer to Produce Programmable Gains of 1 to 128
U
10k
10k
10k
10k
10k
10k
10k
10k
Figure 26. Inserting Gain Between the Multiplexer and the ADC Input
BANDWIDTH
ANALOG
OPTIONAL
INPUTS
2
4
8
16
32
64
128
LIMIT
W
C1
0.022 F
5.1k
R1
V
IN
10
11
12
13
14
15
17
9
10
11
12
13
14
15
17
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
3
2
9
+
–
U
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
3
2
R2
5.1K
LTC1050
+
–
8-CHANNEL
LTC1050
5V
MUX
8-CHANNEL
OPTIONAL GAIN
5V
AND ROLL-OFF
AV = 1, 2, 4...128
MUX
7
4
MUXOUT
1, 5, 6, 16, 18, 22, 27, 28
200k
6
R3
C2
MUXOUT
1, 5, 6, 16, 18, 22, 27, 28
6
7
7
4
ADCIN
R4
5K
4
ADCIN
MAY BE REQUIRED BY OTHER
AMPLIFIERS (IS REQUIRED BY
BIPOLAR AMPLIFIERS)
24-BIT
GND
0.1V TO V
LTC2408
ADC
3
V
24-BIT
GND
LTC2408
REF
ADC
3
V
REF
CC
V
CC
2, 8
CSMUX
CSADC
V
2404/08 F26
CC
SDO
SCK
CLK
2, 8
CSMUX
D
CSADC
F
2404/08 F25
IN
O
SDO
SCK
CLK
D
IN
F
26
23
20
25
19
21
24
O
26
23
20
25
19
21
24
5V
5V
V
10 F
CC
V
1 F
CC