Datasheet
LTC2158-14
2
215814f
absoluTe MaxiMuM raTings
Supply Voltage
V
DD
, OV
DD
................................................ –0.3V to 2V
Analog Input Voltage
A
INA/B
+
, A
INA/B
–
, PAR/SER,
SENSE (Note 3) ........................ –0.3V to (V
DD
+ 0.2V)
Digital Input Voltage
ENC
+
, ENC
–
(Note 3) ................ –0.3V to (V
DD
+ 0.3V)
CS, SDI, SCK (Note 4) ........................... –0.3V to 3.9V
SDO (Note 4) ............................................. –0.3V to 3.9V
Digital Output Voltage ................ –0.3V to (OV
DD
+ 0.3V)
Operating Temperature Range
LTC2158C ................................................ 0°C to 70°C
LTC2158I .............................................–40°C to 85°C
Storage Temperature Range ..................–65°C to 150°C
(Notes 1, 2)
pin conFiguraTion
TOP VIEW
UP PACKAGE
64-LEAD (9mm × 9mm) PLASTIC QFN
65
GND
V
DD
1
V
DD
2
GND 3
A
INA
+
4
A
INA
–
5
GND 6
SENSE
7
V
REF
8
GND 9
V
CM
10
GND 11
A
INB
–
12
A
INB
+
13
GND 14
V
DD
15
V
DD
16
48 OGND
47 DA4_5
+
46 DA4_5
–
45 DA2_3
+
44 DA2_3
–
43 DA0_1
+
42 DA0_1
–
41 CLKOUT
+
40 CLKOUT
–
39 DB12_13
+
38 DB12_13
–
37 DB10_11
+
36 DB10_11
–
35 DB8_9
+
34 DB8_9
–
33 OGND
64 V
DD
63 PAR/SER
62 CS
61 SCK
60 SDI
59 SDO
58 GND
57 DA12_13
+
56 DA12_13
–
55 DA10_11
+
54 DA10_11
–
53 DA8_9
+
52 DA8_9
–
51 DA6_7
+
50 DA6_7
–
49 OV
DD
V
DD
17
GND 18
ENC
+
19
ENC
–
20
GND 21
OF
–
22
OF
+
23
DB0_1
–
24
DB0_1
+
25
DB2_3
–
26
DB2_3
+
27
DB4_5
–
28
DB4_5
+
29
DB6_7
–
30
DB6_7
+
31
OV
DD
32
T
JMAX
= 150°C, θ
JA
= 27.4°C/W
EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB
orDer inForMaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2158CUP-14#PBF LTC2158CUP-14#TRPBF LTC2158UP-14 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C
LTC2158IUP-14#PBF LTC2158IUP-14#TRPBF LTC2158UP-14 64-Lead (9mm × 9mm) Plastic QFN –40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
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/