LTC2170IUKG-12#PBF Linear Technology, LTC2170IUKG-12#PBF Datasheet - Page 8

• Manufacturer Part Number: LTC2170IUKG-12#PBF
• Description: IC ADC 12BIT SER/PAR 25M 52-QFN
• Manufacturer: Linear Technology

Specifications of LTC2170IUKG-12#PBF

• Number Of Bits: 12
• Sampling Rate (per Second): 25M
• Data Interface: Serial, Parallel
• Number Of Converters: 4
• Power Dissipation (max): 238mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 52-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC2172-12/
LTC2171-12/LTC2170-12
TIMING DIAGRAMS
8
ANALOG
OUT#A
OUT#A
OUT#B
OUT#B
NOTE THAT IN THIS MODE, FR
*D
INPUT
VERSIONS OF THESE A/Ds. DURING NORMAL NON-OVERRANGED OPERATION D
LOGIC 0. SEE THE DATA FORMAT SECTION FOR MORE DETAILS.
DCO
DCO
ENC
ENC
X
FR
FR
AND D
–
+
–
+
–
+
–
+
–
+
SAMPLE N-6
Y
D5
D4
ARE EXTRA NON-DATA BITS FOR COMPLETE SOFTWARE COMPATIBILITY WITH THE 14-BIT
D3
D2
N
ANALOG
OUT#A
OUT#A
OUT#B
OUT#B
*D
VERSIONS OF THESE A/Ds. DURING NORMAL NON-OVERRANGED OPERATION D
LOGIC 0. SEE THE DATA FORMAT SECTION FOR MORE DETAILS.
INPUT
DCO
DCO
ENC
ENC
X
t
FR
FR
FRAME
AND D
D1
D0
t
PD
t
–
+
–
+
–
+
–
+
–
+
AP
t
ENCH
+
SAMPLE N-6
/FR
Y
D
D
X
Y
ARE EXTRA NON-DATA BITS FOR COMPLETE SOFTWARE COMPATIBILITY WITH THE 14-BIT
D3
D2
* D11
* D10
–
HAS TWO TIMES THE PERIOD OF ENC
SAMPLE N-5
D1
D0
N
D9
D8
t
FRAME
D
D
t
PD
X
Y
t
AP
*
*
2-Lane Output Mode, 16-Bit Serialization
2-Lane Output Mode, 14-Bit Serialization
t
t
ENCH
ENCL
D7
D6
0
0
D5
D4
SAMPLE N-5
D11
D10
t
DATA
N + 1
D3
D2
D9
D8
t
D1
D0
SER
D7
D6
+
/ENC
t
SER
t
ENCL
D
D
–
X
Y
D5
D4
t
* D11
* D10
X
DATA
t
SER
AND D
SAMPLE N-4
D3
D2
Y
ARE SET TO
D9
D8
t
N + 1
D1
D0
SER
t
SER
D7
D6
D
D
X
Y
X
*
*
t
AND D
SER
D5
D4
SAMPLE N-4
0
0
Y
ARE SET TO
D3
D2
N + 2
D11
D10
D1
D0
D9
D8
D
D
X
Y
D7
D6
217212 TD01
* D11
* D10
SAMPLE N-3
D9
D8
D7
D6
217212 TD02
21721012f