LTC2172CUKG-12#PBF Linear Technology, LTC2172CUKG-12#PBF Datasheet - Page 10

• Manufacturer Part Number: LTC2172CUKG-12#PBF
• Description: IC ADC 12BIT SER/PAR 65M 52-QFN
• Manufacturer: Linear Technology

Specifications of LTC2172CUKG-12#PBF

• Number Of Bits: 12
• Sampling Rate (per Second): 65M
• Data Interface: Serial, Parallel
• Number Of Converters: 4
• Power Dissipation (max): 409mW
• Voltage Supply Source: Analog and Digital
• 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

LTC2172-12/
LTC2171-12/LTC2170-12
TIMING DIAGRAMS
10
SDO
SDO
SCK
SCK
SDI
SDI
CS
CS
ANALOG
OUT#A
OUT#A
HIGH IMPEDANCE
HIGH IMPEDANCE
*D
OUT#B
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
t
X
S
FR
FR
AND D
R/W
R/W
–
+
–
+
–
+
–
+
ANALOG
OUT#A
OUT#A
+
OUT#B
, OUT#B
INPUT
DCO
DCO
ENC
ENC
SAMPLE N-6
FR
FR
Y
D1
ARE EXTRA NON-DATA BITS FOR COMPLETE SOFTWARE COMPATIBILITY WITH THE 14-BIT
–
+
–
+
–
+
–
+
+
, OUT#B
–
A6
A6
SAMPLE N-6
ARE DISABLED
D0
D3
N
–
D
ARE DISABLED
t
D2
A5
A5
PD
X
t
AP
*
N
D
D1
Y
t
PD
*
t
AP
A4
A4
SAMPLE N-5
D11
t
ENCH
D0
t
ENCH
D10
A3
A3
SAMPLE N-5
D11
t
1-Lane Output Mode, 14-Bit Serialization
1-Lane Output Mode, 12-Bit Serialization
FRAME
t
SPI Port Timing (Readback Mode)
DS
D9
D10
t
FRAME
A2
A2
D8
SPI Port Timing (Write Mode)
D9
A1
A1
D7
D8
D6
D7
t
A0
A0
t
DATA
DH
D5
D6
t
X
DATA
XX
D7
AND D
t
D7
ENCL
D4
t
ENCL
D5
t
DO
Y
ARE SET TO
XX
D6
D3
D4
D6
t
SCK
t
SER
D2
D3
XX
D5
t
D5
SER
t
SER
D1
t
D2
SER
N + 1
t
SER
t
XX
D4
SER
N + 1
D4
D0
D1
D
D0
XX
D3
X
*
D3
D
D11
SAMPLE N-4
Y
*
XX
D2
D2
D11
SAMPLE N-4
D10
D10
XX
D1
D9
D1
217212 TD06
D9
XX
D0
D8
217212 TD05
D0
t
H
217212 TD07
21721012f