LTC2173CUKG-12#PBF Linear Technology, LTC2173CUKG-12#PBF Datasheet - Page 30

• Manufacturer Part Number: LTC2173CUKG-12#PBF
• Description: IC ADC 12BIT SER 80MSPS 52-QFN
• Manufacturer: Linear Technology

Specifications of LTC2173CUKG-12#PBF

• Number Of Bits: 12
• Sampling Rate (per Second): 80M
• Data Interface: Serial, SPI™
• Number Of Converters: 4
• Power Dissipation (max): 446mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 52-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC2175-12/
LTC2174-12/LTC2173-12
TYPICAL APPLICATIONS
30
A
A
A
A
A
A
A
A
IN1
IN1
IN2
IN2
IN3
IN3
IN4
IN4
0.1μF
C2
0.1μF
C3
100
R8
C1
2.2μF
C59
0.1μF
R92
100
R93
100
C29
0.1μF
C30
0.1μF
C17
1μF
R94
100
SENSE
1μF
C5
10
11
12
13
14
ENCODE
1
2
3
4
5
6
7
8
9
V
CLOCK
DD
A
A
V
A
A
REFH
REFH
REFL
REFL
A
A
V
A
A
IN1
IN1
CM12
IN2
IN2
IN3
IN3
CM34
IN4
IN4
R14
C47
0.1μF
1k
+
–
+
–
+
–
+
–
52
15
ENCODE
C7
0.1μF
LTC2175 Schematic
CLOCK
51
16
1μF
C4
17 18 19 20 21 22 23 24 25 26
50 49 48
C46
0.1μF
LTC2175
47 46 45 44 43 42 41
PAR/SER
SDO
OUT2A
OUT2A
OUT2B
OUT2B
OUT3A
OUT3A
OUT3B
OUT3B
OGND
OV
DCO
DCO
FR
FR
SPI BUS
DD
+
–
+
–
+
–
+
–
+
–
+
–
40
39
38
37
36
35
34
33
32
31
30
29
28
27
DIGITAL
OUTPUTS
DIGITAL
OUTPUTS
217512 TA02
C16
0.1μF
OV
DD
21754312f