LTC2173CUKG-12#PBF Linear Technology, LTC2173CUKG-12#PBF Datasheet - Page 8

• Manufacturer Part Number: LTC2173CUKG-12#PBF
• Description: IC ADC 12BIT SER 80MSPS 52-QFN
• Manufacturer: Linear Technology

Specifications of LTC2173CUKG-12#PBF

• Number Of Bits: 12
• Sampling Rate (per Second): 80M
• Data Interface: Serial, SPI™
• Number Of Converters: 4
• Power Dissipation (max): 446mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 52-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC2175-12/
LTC2174-12/LTC2173-12
8
TIMING DIAGRAMS
ANALOG
NOTE THAT IN THIS MODE FR
*D
OUT#A
OUT#A
OUT#B
OUT#B
VERSIONS OF THESE A/Ds. DURING NORMAL NON-OVERRANGED OPERATION D
LOGIC 0. SEE THE DATA FORMAT SECTION FOR MORE DETAILS.
INPUT
X
DCO
DCO
ENC
ENC
FR
FR
AND D
–
+
–
+
–
+
–
+
–
+
SAMPLE N-6
Y
D5
D4
ARE EXTRA NON-DATA BITS FOR COMPLETE SOFTWARE COMPATIBILITY WITH THE 14-BIT
ANALOG
*D
OUT#A
OUT#A
OUT#B
OUT#B
VERSIONS OF THESE A/Ds. DURING NORMAL NON-OVERRANGED OPERATION D
LOGIC 0. SEE THE DATA FORMAT SECTION FOR MORE DETAILS.
D3
D2
INPUT
X
DCO
DCO
ENC
ENC
FR
FR
AND D
N
t
FRAME
D1
D0
t
–
+
–
+
–
+
–
+
–
+
PD
t
t
ENCH
AP
SAMPLE N-6
Y
D3
D2
D
D
ARE EXTRA NON-DATA BITS FOR COMPLETE SOFTWARE COMPATIBILITY WITH THE 14-BIT
X
Y
+
*
*
/FR
2-Lane Output Mode, 16-Bit Serialization
D11 D9
D10 D8
D1
D0
SAMPLE N-5
2-Lane Output Mode, 14-Bit Serialization
–
HAS TWO TIMES THE PERIOD OF ENC
N
t
FRAME
D
D
t
PD
X
Y
t
*
*
AP
t
ENCH
t
ENCL
D7
D6
0
0
D11 D9
D10 D8
SAMPLE N-5
t
D5 D3
D4 D2
DATA
N+1
t
D7
D6
SER
D1
D0
t
t
SER
ENCL
t
D5 D3
D4 D2
D
D
DATA
X
Y
t
*
*
SER
D11 D9
D10 D8
SAMPLE N-4
+
/ENC
t
SER
D1
D0
t
SER
–
N+1
D
D
D7 D5
D6 D4
X
X
Y
*
*
AND D
t
SER
0
0
Y
D11 D9
D10 D8 D6
SAMPLE N-4
ARE SET TO
D3
D2
X
N+2
D1
D0
217512 TD01
AND D
D7
D
D
X
Y
*
*
Y
ARE SET TO
D11 D9 D7
D10 D8 D6
SAMPLE N-3
217512 TD02
21754312f