LTC2140-12 Ver la hoja de datos (PDF) - Linear Technology
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LTC2140-12 Datasheet PDF : 36 Pages
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LTC2142-12/
LTC2141-12/LTC2140-12
TIMING DIAGRAMS
CH 1
ANALOG
INPUT
CH 2
ANALOG
INPUT
ENC–
ENC+
D1_0_1+
D1_0_1–
D1_10_1•••1+
D1_10_11–
D2_0_1+
D2_0_1–
D2_10_1•••1+
D2_10_11–
OF2_1+
OF2_1–
CLKOUT+
CLKOUT –
Double Data Rate LVDS Output Mode Timing
All Outputs Are Differential and Have LVDS Levels
tAP
A
tAP
B
A+1
tH
B+1
tL
A+2
B+2
A+3
B+3
A+4
B+4
tD
BIT 0
A-6
BIT 1 BIT 0
A-6
A-5
tD
BIT 1
A-5
BIT 0
A-4
BIT 1
A-4
BIT 0
A-3
BIT 1
A-3
BIT 0
A-2
BIT 10 BIT 11 BIT 10 BIT 11 BIT 10 BIT 11 BIT 10 BIT 11 BIT 10
A-6
A-6
A-5
A-5
A-4
A-4
A-3
A-3
A-2
BIT 0
B-6
BIT 1 BIT 0
B-6
B-5
BIT 1
B-5
BIT 0
B-4
BIT 1
B-4
BIT 0
B-3
BIT 1
B-3
BIT 0
B-2
BIT 10 BIT 11 BIT 10 BIT 11 BIT 10 BIT 11 BIT 10 BIT 11 BIT 10
B-6
B-6
B-5
B-5
B-4
B-4
B-3
B-3
B-2
OF
OF
OF
OF
OF
OF
OF
OF
OF
B-6
A-6
B-5
A-5
B-4
A-4
B-3
A-3
B-2
tC
tC
21421012 TD03
SPI Port Timing (Readback Mode)
tS
tDS
tDH
tSCK
tH
CS
SCK
tDO
SDI
R/W
A6
A5
A4
A3
A2
A1
A0
XX
XX
XX
XX
XX
XX
XX
XX
SDO
HIGH IMPEDANCE
D7
D6 D5
D4
D3
D2
D1
D0
SPI Port Timing (Write Mode)
CS
SCK
SDI
R/W
A6
A5
A4
A3
A2
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
SDO
HIGH IMPEDANCE
10
21421012 TD04
21421012p
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