Datasheet
LTC2389-18
2
238918f
Supply Voltage (V
DD
, OV
DD
) .......................................6V
Analog Input Voltage (Note 3)
IN
+
, IN
–
, REFIN, CNVST .....(GND – 0.3V) to (V
DD
+ 0.3V)
Digital Input Voltage
(Note 3) .......................... (GND – 0.3V) to (OV
DD
+ 0.3V)
Digital Output Voltage
(Note 3) .......................... (GND – 0.3V) to (OV
DD
+ 0.3V)
Power Dissipation .............................................. 500mW
(Notes 1, 2)
orDer inFormaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2389CUK-18#PBF LTC2389CUK-18#TRPBF LTC2389UK-18
48-Lead 7mm × 7mm Plastic QFN
0°C to 70°C
LTC2389IUK-18#PBF LTC2389IUK-18#TRPBF LTC2389UK-18
48-Lead 7mm × 7mm Plastic QFN
–40°C to 85°C
LEAD FREE FINISH TRAY PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2389CLX-18#PBF LTC2389CLX-18#PBF LTC2389LX-18
48-Lead 7mm × 7mm Plastic LQFP
0°C to 70°C
LTC2389ILX-18#PBF LTC2389ILX-18#PBF LTC2389LX-18
48-Lead 7mm × 7mm Plastic LQFP
–40°C to 85°C
LTC2389HLX-18#PBF LTC2389HLX-18#PBF LTC2389LX-18
48-Lead 7mm × 7mm Plastic LQFP
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
absoluTe maximum raTings
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
GND
V
DD
V
DD
MODE0
MODE1
OB/2C
D0/A0
D1/A1
D2
D3
D4
D5
13
14
15
16
17
18
19
20
21
22
23
24
D6
D7
D8
D9
GND
OV
DD
V
DD
GND
D10
D11/SDI
D12/SDO
D13/SCK
48
47
46
45
44
43
42
41
40
39
38
37
GND
V
DD
V
DD
V
DD
GND
IN
+
IN
–
GND
V
DD
REFSENSE
REFIN
REFOUT
VCM
GND
CNVST
PD
RESET
CS
PD/FD
BUSY
D17
D16
D15
D14
TOP VIEW
LX PACKAGE
48-LEAD (7mm × 7mm) PLASTIC LQFP
T
JMAX
= 150°C, θ
JA
= 50°C/W
TOP VIEW
49
GND
UK PACKAGE
48-LEAD (7mm × 7mm) PLASTIC QFN
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
GND
V
DD
V
DD
MODE0
MODE1
OB/2C
D0/A0
D1/A1
D2
D3
D4
D5
13
14
15
16
17
18
19
20
21
22
23
24
D6
D7
D8
D9
GND
OV
DD
V
DD
GND
D10
D11/SDI
D12/SDO
D13/SCK
48
47
46
45
44
43
42
41
40
39
38
37
GND
V
DD
V
DD
V
DD
GND
IN
+
IN
–
GND
V
DD
REFSENSE
REFIN
REFOUT
VCM
GND
CNVST
PD
RESET
CS
PD/FD
BUSY
D17
D16
D15
D14
T
JMAX
= 125°C, θ
JA
= 29°C/W
EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB
pin conFiguraTion
Operating Temperature Range
LTC2389C ................................................ 0°C to 70°C
LTC2389I .............................................–40°C to 85°C
LTC2389H .......................................... –40°C to 125°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
LX Package .......................................................300°C