Datasheet
LTC2753
2
2753f
48 47 46 45 44 43 42 41 40 39 38 37
13 14 15 16 17 18 19 20 21 22 23 24
R
COM
R
IN
S2
I
OUT2A
GND
D11
D10
D9
D8
D7
D6
D5
UPD
READ
D/S
S0
I
OUT2B
GND
NC
NC
NC
NC
NC
NC
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
D4
D3
V
DD
NC
A1
A0
GND
CLR
MSPAN
D2
D1
D0
REFA
R
OFSA
R
FBA
I
OUT1A
R
VOSA
R
VOSB
I
OUT1B
R
FBB
R
OFSB
REFB
S1
WR
49
LTC2753-12 UK PACKAGE
48-LEAD (7mm × 7mm) PLASTIC QFN
T
JMAX
= 125°C, θ
JA
= 29°C/W
EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB
R
COM
R
IN
S2
I
OUT2A
GND
D13
D12
D11
D10
D9
D8
D7
UPD
READ
D/S
S0
I
OUT2B
GND
NC
NC
NC
NC
D0
D1
D6
D5
V
DD
NC
A1
A0
GND
CLR
MSPAN
D4
D3
D2
REFA
R
OFSA
R
FBA
I
OUT1A
R
VOSA
R
VOSB
I
OUT1B
R
FBB
R
OFSB
REFB
S1
WR
LTC2753-14 UK PACKAGE
48-LEAD (7mm × 7mm) PLASTIC QFN
48 47 46 45 44 43 42 41 40 39 38 37
13 14 15 16 17 18 19 20 21 22 23 24
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
49
T
JMAX
= 125°C, θ
JA
= 29°C/W
EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB
R
COM
R
IN
S2
I
OUT2A
GND
D15
D14
D13
D12
D11
D10
D9
UPD
READ
D/S
S0
I
OUT2B
GND
NC
NC
D0
D1
D2
D3
D8
D7
V
DD
NC
A1
A0
GND
CLR
MSPAN
D6
D5
D4
REFA
R
OFSA
R
FBA
I
OUT1A
R
VOSA
R
VOSB
I
OUT1B
R
FBB
R
OFSB
REFB
S1
WR
LTC2753-16 UK PACKAGE
48-LEAD (7mm × 7mm) PLASTIC QFN
48 47 46 45 44 43 42 41 40 39 38 37
13 14 15 16 17 18 19 20 21 22 23 24
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
49
T
JMAX
= 125°C, θ
JA
= 29°C/W
EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB
ABSOLUTE MAXIMUM RATINGS
I
OUT1X
, I
OUT2X
, R
COM
to GND .................................±0.3V
R
VOSX
, R
FBX
, R
OFSX
, R
IN
, REF
X
to GND ...................±15V
V
DD
to GND .................................................. –0.3V to 7V
Digital Inputs and Digital I/O
to GND ..........................–0.3V to V
DD
+0.3V (max 7V)
(Notes 1, 2)
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2753CUK-12#PBF LTC2753CUK-12#TRPBF LTC2753UK-12 48-Lead (7mm × 7mm) Plastic QFN 0°C to 70°C
LTC2753IUK-12#PBF LTC2753IUK-12#TRPBF LTC2753UK-12 48-Lead (7mm × 7mm) Plastic QFN –40°C to 85°C
LTC2753CUK-14#PBF LTC2753CUK-14#TRPBF LTC2753UK-14 48-Lead (7mm × 7mm) Plastic QFN 0°C to 70°C
LTC2753IUK-14#PBF LTC2753IUK-14#TRPBF LTC2753UK-14 48-Lead (7mm × 7mm) Plastic QFN –40°C to 85°C
LTC2753BCUK-16#PBF LTC2753BCUK-16#TRPBF LTC2753UK-16 48-Lead (7mm × 7mm) Plastic QFN 0°C to 70°C
LTC2753BIUK-16#PBF LTC2753BIUK-16#TRPBF LTC2753UK-16 48-Lead (7mm × 7mm) Plastic QFN –40°C to 85°C
LTC2753ACUK-16#PBF LTC2753ACUK-16#TRPBF LTC2753UK-16 48-Lead (7mm × 7mm) Plastic QFN 0°C to 70°C
LTC2753AIUK-16#PBF LTC2753AIUK-16#TRPBF LTC2753UK-16 48-Lead (7mm × 7mm) Plastic QFN –40°C to 85°C
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
Operating Temperature Range
LTC2753C ..................................................... 0°C to 70°C
LTC2753I .................................................. –40°C to 85°C
Maximum Junction Temperature........................... 125°C
Storage Temperature Range ................... –65°C to 150°C