LTC1416 Linear Technology, LTC1416 Datasheet - Page 14

• Manufacturer Part Number: LTC1416
• Description: Low Power 14-Bit/ 400ksps Sampling ADC
• Manufacturer: Linear Technology

APPLICATIONS
LTC1416
14
1 F CER
ANALOG
INPUT
1 F CER
ANALOG
INPUT
C5
C5
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
A
V
COMP
AGND
D13 (MSB)
D12
D11
D10
D9
D8
D7
D6
DGND
1
2
3
4
5
6
7
8
9
IN
IN
REF
+
–
A
A
V
COMP
AGND
D13 (MSB)
D12
D11
D10
D9
D8
D7
D6
DGND
IN
IN
REF
LTC1416
+
–
U
LTC1416
CONVST
SHDN
BUSY
DV
AV
CONVST
INFORMATION
V
RD
DD
DD
CS
D0
D1
D2
D3
D4
D5
SS
U
SHDN
BUSY
DV
AV
V
RD
CS
D0
D1
D2
D3
D4
D5
DD
DD
SS
28
27
26
25
24
23
22
21
20
19
18
17
16
15
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Figure 12b. Using the LT1054 to Generate a – 5V Supply
Figure 12a. Using the LT1373 to Generate a – 5V Supply
W
C6
C7
C6, C7 =10
C6, C7 = 10 F CERAMIC
C6
C7
D1 =1N5818
C5 =22
L1 =OCTAPAC CTX-100-1
MICROPROCESSOR/
MICROCONTROLLER
INTERFACE
C5 = 22 F CERAMIC
MICROPROCESSOR/
MICROCONTROLLER
INTERFACE
U
F CERAMIC
F CERAMIC
TANT
10 F
C1
TANT
22 F
10V
+
C8
+
1
2
3
4
5
4
7
6
FB/SHDN
CAP +
GND
CAP –
V
S/S
GND
GND S
IN
CONVERTER
LT1054
LT1373
CUK*
U1
U2
0.01 F
V
V
OSC
V
NFB
OUT
REF
SW
V +
V
C
C9
8
7
6
5
8
3
1
2
1
L1
R3
4.99k
10 F
2 F
CER
C10
R1, 30.1k
C2
R2, 120k
3
4
D1
R4
4.99k
1%
R5
4.99k
1%
100 F
TANT
0.002 F
+
100 F
TANT
C11
10V
C4
C3
+
0.1 F
C12
1416 F12b
5V
–5V
R6
499
1%
1416 F12a
5V
–5V