ltc2415-1 Linear Technology Corporation, ltc2415-1 Datasheet - Page 35

• Manufacturer Part Number: ltc2415-1
• Description: 24-bit No Latency Delta Sigma Adc With Differential Input And Differential Reference
• Manufacturer: Linear Technology Corporation

APPLICATIO S I FOR ATIO
POL
5V
OPERATION (CONNECT 2.7k
RESISTORS TO 100
ELIMINATE FOR 5V
RESISTORS)
Q4
74HC04
2.7k
5V
100
Q5
2.7k
U
1.5k
U
22
Q2
22
22
Figure 37. Correlated Double Sampling Resolves 100nV
100
W
350
R1
61.9
0.1%
4
Q1
1.5k
22
Q3
100
33
U
DIFFERENCE
AMP
1k
1k
Q2, Q3:
Q4, Q5:
Q1:
1000pF
1000pF
SILICONIX Si9802DY
MMBD2907
MMBD3904
27k
R2
10V
499
499
R4
R5
[phone]
3
2
2
3
+
–
–
+
LT1219
LT1219
R3 10k
10V
10V
R6 10k
U2
U1
LTC2415/LTC2415-1
4
4
7
7
SHDN
SHDN
C4 2.2nF
C3 2.2nF
5
5
0.1 f
0.1 f
6
6
30pF
C1
0.1 F
C2
0.1 F
5k
5k
30pF
5
6
3
4
sn2415 24151fs
IN
IN
REF
REF
+
–
LTC2415-1
35
LTC2415/
+
–
GND
5V
2415 F37