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LTC6945 数据表(PDF) 2 Page - Linear Technology

部件名 LTC6945
功能描述  16-Bit, 20Msps Serial Low Noise Dual ADC
PDF  24 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC6945 数据表(HTML) 2 Page - Linear Technology

  LTC6945 Datasheet HTML 1Page - Linear Technology LTC6945 Datasheet HTML 2Page - Linear Technology LTC6945 Datasheet HTML 3Page - Linear Technology LTC6945 Datasheet HTML 4Page - Linear Technology LTC6945 Datasheet HTML 5Page - Linear Technology LTC6945 Datasheet HTML 6Page - Linear Technology LTC6945 Datasheet HTML 7Page - Linear Technology LTC6945 Datasheet HTML 8Page - Linear Technology LTC6945 Datasheet HTML 9Page - Linear Technology Next Button
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LTC2271
2
2271f
Supply Voltages
VDD, OVDD................................................ –0.3V to 2V
Analog Input Voltage
AIN+, AIN–, PAR/SER, SENSE
(Note 3) ....................................–0.3V to (VDD + 0.2V)
Digital Input Voltage
ENC+, ENC–, 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
LTC2271C ................................................ 0°C to 70°C
LTC2271I.............................................. –40°C to 85°C
Storage Temperature Range................... –65°C to 150°C
(Notes 1, 2)
16
15
17 18 19
TOP VIEW
53
GND
UKG PACKAGE
52-LEAD (7mm
8mm) PLASTIC QFN
20 21 22 23 24 25 26
51
52
50 49 48 47 46 45 44 43 42 41
33
34
35
36
37
38
39
40
8
7
6
5
4
3
2
1
VCM1
GND
AIN1+
AIN1–
GND
REFH
REFL
REFH
REFL
PAR/SER
AIN2+
AIN2–
GND
VCM2
OUT1C+
OUT1C–
OUT1D+
OUT1D–
DCO+
DCO–
OVDD
OGND
FR+
FR–
OUT2A+
OUT2A–
OUT2B+
OUT2B–
32
31
30
29
28
27
9
10
11
12
13
14
TJMAX = 150°C, θJA = 29°C/W
EXPOSED PAD (PIN 53) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2271CUKG#PBF
LTC2271CUKG#TRPBF
LTC2271UKG
52-Lead (7mm × 8mm) Plastic QFN
0°C to 70°C
LTC2271IUKG#PBF
LTC2271IUKG#TRPBF
LTC2271UKG
52-Lead (7mm × 8mm) 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.
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/
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS



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