LTC2272CUJ LINER [Linear Technology], LTC2272CUJ Datasheet - Page 17

• Manufacturer Part Number: LTC2272CUJ
• Description: 16-Bit, 80Msps/65Msps Serial Output ADC
• Manufacturer: LINER [Linear Technology]

BLOCK DIAGRAM
A
A
SENSE
V
IN
IN
CM
0.5x
+
–
DITHER SIGNAL
REFERENCE
GENERATOR
CONTROL
+
–
AND PGA
S/H
REFERENCE
2.5V
1x OR 2x
STAGE
FIRST
WITH DUTY CYCLE
CLOCK DRIVER
ADC
REFERENCE
CONTROL
ENC
SECOND
STAGE
+
PIPELINED ADC STAGES
ENC
–
THIRD
STAGE
Figure 1. Functional Block Diagram
PGA
CONTROL LOGIC
FOURTH
STAGE
DITH
MSBINV
STAGE
FIFTH
CORRECTION
SHDN
LOGIC
PAT1
SCRAMBLER/
GENERATOR
PATTERN
LTC2273/LTC2272
PAT0
16
ENCODER
8B/10B
SCRAM
FAM
20
SERIALIZER
SRR1
PLL
20X CLK
22732 BD
SRR0
CMLOUT
CMLOUT
SYNC
SYNC
GND
17
OV
V
DD
DD
+
–
+
–
22732f