LTC2270 データシートの表示（PDF） - Linear Technology
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LTC2270 Datasheet PDF : 36 Pages
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LTC2270
ABSOLUTE MAXIMUM RATINGS (Notes 1, 2)
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
LTC2270C ................................................ 0°C to 70°C
LTC2270I .............................................–40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
PIN CONFIGURATIONS
FULL-RATE CMOS OUTPUT MODE
TOP VIEW
DOUBLE DATA RATE CMOS OUTPUT MODE
TOP VIEW
VDD 1
VCM1 2
GND 3
AIN1+ 4
AIN1– 5
GND 6
48 D1_5
47 D1_4
46 D1_3
45 D1_2
44 D1_1
43 D1_0
VDD 1
VCM1 2
GND 3
AIN1+ 4
AIN1– 5
GND 6
48 D1_4_5
47 DNC
46 D1_2_3
45 DNC
44 D1_0_1
43 DNC
REFH 7
42 OVDD
REFH 7
42 OVDD
REFL 8
65
41 OGND
REFL 8
65
41 OGND
REFH 9
GND
40 CLKOUT+
REFH 9
GND
40 CLKOUT+
REFL 10
39 CLKOUT–
REFL 10
39 CLKOUT–
PAR/SER 11
38 D2_15
PAR/SER 11
38 D2_14_15
AIN2+ 12
AIN2– 13
37 D2_14
36 D2_13
AIN2+ 12
AIN2– 13
37 DNC
36 D2_12_13
GND 14
35 D2_12
GND 14
35 DNC
VCM2 15
VDD 16
34 D2_11
33 D2_10
VCM2 15
VDD 16
34 D2_10_11
33 DNC
UP PACKAGE
64-LEAD (9mm s 9mm) PLASTIC QFN
TJMAX = 150°C, θJA = 20°C/W
EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB
UP PACKAGE
64-LEAD (9mm s 9mm) PLASTIC QFN
TJMAX = 150°C, θJA = 20°C/W
EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB
2270f
2
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