LTC2158-14
2
215814f
absoluTe MaxiMuM raTings
Supply Voltage
VDD, OVDD................................................ –0.3V to 2V
Analog Input Voltage
AINA/B+, AINA/B–, PAR/SER,
SENSE (Note 3)........................ –0.3V to (VDD + 0.2V)
Digital Input Voltage
ENC+, ENC– (Note 3)................ –0.3V to (VDD + 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 (OVDD + 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
VDD 1
VDD 2
GND 3
AINA+ 4
AINA– 5
GND 6
SENSE 7
VREF 8
GND 9
VCM 10
GND 11
AINB– 12
AINB+ 13
GND 14
VDD 15
VDD 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
O
F–
22
O
F+
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
TJMAX = 150°C, θJA = 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/