2
LTC1850/LTC1851
18501f
A
U
G
W
A
W
U
W
A
R
BSOLUTEXI
TI
S
Supply Voltage (VDD) ................................................. 6V
Analog Input Voltage (Note 3) ..... – 0.3V to (VDD + 0.3V)
Digital Input Voltage (Note 4) ....................– 0.3V to 10V
Digital Output Voltage .................. – 0.3V to (VDD + 0.3V)
Power Dissipation .............................................. 500mW
WU
U
PACKAGE/ORDER I FOR ATIO
ORDER PART
NUMBER
LTC1850CFW
LTC1850IFW
TJMAX = 150°C, θJA = 110°C/W
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
TOP VIEW
FW PACKAGE
48-LEAD PLASTIC TSSOP
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
REFOUT
REFIN
REFCOMP
GND
VDD
GND
DIFFOUT/S6
A2OUT/S5
A1OUT/S4
A0OUT/S3
D11/S2
D10/S1
D9/S0
D8
M1
SHDN
CS
CONVST
RD
WR
DIFF
A2
A1
A0
UNI/BIP
PGA
M0
OVDD
OGND
BUSY
D0
D1
D2
D3
D4
D5
D6
D7
OVDD = VDD (Notes 1, 2)
Ambient Operating Temperature Range
LTC1850C/LTC1851C ............................ 0
°C to 70°C
LTC1850I/LTC1851I .......................... – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................ 300
°C
ORDER PART
NUMBER
LTC1851CFW
LTC1851IFW
TJMAX = 150°C, θJA = 110°C/W
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
TOP VIEW
FW PACKAGE
48-LEAD PLASTIC TSSOP
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
REFOUT
REFIN
REFCOMP
GND
VDD
GND
DIFFOUT/S6
A2OUT/S5
A1OUT/S4
A0OUT/S3
D9/S2
D8/S1
D7/S0
D6
M1
SHDN
CS
CONVST
RD
WR
DIFF
A2
A1
A0
UNI/BIP
PGA
M0
OVDD
OGND
BUSY
NC
D0
D1
D2
D3
D4
D5
Consult LTC Marketing for parts specified with wider operating temperature ranges.