LTC2205 Linear Technology, LTC2205 Datasheet - Page 18

• Manufacturer Part Number: LTC2205
• Description: (LTC2204 / LTC2205) 65Msps/40Msps
• Manufacturer: Linear Technology

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BLOCK DIAGRAM
LTC2205/LTC2204
18
SENSE
A
A
V
IN
IN
CM
+
–
GENERATOR
INPUT
S/H
DITHER
SIGNAL
BUFFER
REFERENCE
VOLTAGE
SELECT
RANGE
FIRST PIPELINED
ADC STAGE
PGA
ADC
REFERENCE
SECOND PIPELINED
Figure 1. Functional Block Diagram
ADC STAGE
DIFFERENTIAL
ADC CLOCKS
LOW JITTER
ENC
DRIVER
CLOCK
INPUT
+
ENC
–
THIRD PIPELINED
ADC STAGE
SHDN
PGA RAND
CONTROL
LOGIC
M0DE
FOURTH PIPELINED
ADC STAGE
OE
DITH
CORRECTION LOGIC
FIFTH PIPELINED
SHIFT REGISTER
ADC STAGE
DRIVERS
OUTPUT
AND
OGND
22054 F01
•
•
•
CLKOUT
CLKOUT
OF
D15
D14
D1
D0
GND
OV
V
22054fb
DD
DD
+
–