LTC2229 LINER [Linear Technology], LTC2229 Datasheet - Page 9

• Manufacturer Part Number: LTC2229
• Description: 12-Bit, 80Msps Low Power 3V ADC
• Manufacturer: LINER [Linear Technology]

FUNCTIONAL BLOCK DIAGRA
U
SENSE
2.2µF
A
A
V
IN
IN
CM
+
–
INPUT
U
REFERENCE
S/H
SELECT
RANGE
1.5V
REF
BUF
FIRST PIPELINED
ADC STAGE
DIFF
AMP
SECOND PIPELINED
REF
ADC STAGE
1µF
REFH
Figure 1. Functional Block Diagram
REFH
W
0.1µF
2.2µF
REFL
THIRD PIPELINED
REFL
ADC STAGE
1µF
INTERNAL CLOCK SIGNALS
CLOCK/DUTY
CONTROL
CYCLE
CLK
FOURTH PIPELINED
ADC STAGE
MODE
CONTROL
LOGIC
SHDN
FIFTH PIPELINED
ADC STAGE
OE
AND CORRECTION
SHIFT REGISTER
SIXTH PIPELINED
DRIVERS
OUTPUT
ADC STAGE
OGND
LTC2229
2229 F01
•
•
•
OF
D11
D0
OV
DD
2229fa
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