LTC2234IUK Linear Technology, LTC2234IUK Datasheet - Page 21

• Manufacturer Part Number: LTC2234IUK
• Description: IC ADC 10BIT 135MSPS SAMPL 48QFN
• Manufacturer: Linear Technology

Specifications of LTC2234IUK

• Number Of Bits: 10
• Sampling Rate (per Second): 135M
• Data Interface: Parallel
• Number Of Converters: 1
• Power Dissipation (max): 680mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-WFQFN, Exposed Pad
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIO S I FOR ATIO
ANALOG
INPUT
V
C27
10µF
6.3V
V
V
V
EXT
REF
CM
DD
DD
CM
C10
0.1µF
OPT
C7
2.2µF
R19
R17
105k
R18
100k
J1
V
V
DD
SENSE
CC
V
V
JP3
EXT
REF
0.1µF
0.1µF
DD
CM
50Ω
C12
0.1µF
0.1µF
C1
C3
R5
C22
0.01µF
C28
T1*
SHDN
JP2
C5
1µF
C8
1µF
C13
0.1µF
1
2
3
4
R12
R13
R14
1k
1k
1k
U6 LT1763
OUT
ADJ
GND
BYP
V
DD
U
C4
0.1µF
SHDN
CLK
CLK
GND
GND
IN
R2
24.9Ω
R4
24.9Ω
2/3V
1/3V
MODE
GND
V
JP4
DD
8
7
6
5
DD
DD
R1*
R6*
U
C6
0.1µF
C9
0.1µF
C15
2.2µF
C11
33pF
V
DD
0.1µF
C34
1µF
ENCODE
C24
C2*
INPUT
13
15
10
46
47
11
12
14
16
17
18
19
44
43
42
1
2
3
4
5
6
7
8
9
W
J3
A
A
REFHA
REFHA
GND
GND
REFLB
REFLB
REFHB
REFHB
REFLA
REFLA
V
V
V
V
V
ENC
ENC
SHDN
OEL
V
SENSE
MODE
IN
IN
DD
DD
DD
DD
DD
CM
+
–
U1 LTC2234*
0.1µF
+
–
C23
GND
Evaluation Circuit Schematic of the LTC2234
CLOCKOUT
49
R16
100Ω
OGND
OGND
OGND
OGND
OV
OV
OV
OV
GND
GND
NC
NC
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
OF
DD
DD
DD
DD
ETC1-1T
0.1µF
U
0.1µF
0.1µF
0.1µF
T2
20
21
24
25
26
29
30
31
34
35
36
39
40
41
37
33
28
23
38
32
27
22
48
45
C20
C21
C19
C18
C26
0.1µF
V
CC
R15
100Ω
V
CLK
CLK
CC
NC7SV86P5X
34
45
39
42
25
48
24
47
46
44
43
41
40
38
37
36
35
33
32
30
29
27
26
1
Assembly Type
DC751A-I
DC751A-J
DC751A-K
DC751A-L
*Version Type
GND
GND
GND
V
2LE
1LE
2OE
1OE
1D1
1D2
1D3
1D4
1D5
1D6
1D7
1D8
2D1
2D2
2D3
2D4
2D5
2D6
2D7
2D8
CC
PI74VCX16373A
4
V
U5
U3
CC
5
3
GND
GND
GND
GND
GND
GND
1
2
1Q1
1Q2
1Q3
1Q4
1Q5
1Q6
1Q7
1Q8
2Q1
2Q2
2Q3
2Q4
2Q5
2Q6
2Q7
2Q8
V
V
V
CC
CC
CC
C16
0.1µF
28
31
21
15
18
10
4
7
2
3
5
6
8
9
11
12
13
14
16
17
19
20
22
23
V
V
CC
DD
RN1D 33Ω
RN1C 33Ω
RN1B 33Ω
RN1A 33Ω
RN2D 33Ω
RN2C 33Ω
RN2B 33Ω
RN2A 33Ω
RN3D 33Ω
RN3C 33Ω
RN3B 33Ω
RN3A 33Ω
CLOCKOUT
C25
4.7µF
LTC2224IUK
LTC2234IUK
LTC2224IUK
LTC2234IUK
V
3.3V
PWR
GND
DD
U1
JP1
1
2
3
4
D10
D11
A0
A1
A2
A3
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
24LC025
V
CC
0.1µF
U4
C33
C29
0.1µF
CLOCKOUT
SDA
SCL
V
WP
C17
0.1µF
CC
2
8
7
6
5
1
R1, R6
24.9Ω
24.9Ω
12.4Ω
12.4Ω
V
U2
C30
0.1µF
CC
R10
10k
3
5
NC7SV86P5X
4
R9
10k
33Ω
R3
C31
0.1µF
LTC2234
8.2pF
8.2pF
12pF
12pF
R8
10k
C2
39
37
35
33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1
C32
0.1µF
3201S-40G1
ETC1-1-13
ETC1-1-13
ETC1-1T
ETC1-1T
21
T1
2234 AI01
2234fa
40
38
36
34
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2