LTC1746 LINER [Linear Technology], LTC1746 Datasheet - Page 9

• Manufacturer Part Number: LTC1746
• Description: Low Power,14-Bit, 25Msps ADC
• Manufacturer: LINER [Linear Technology]

FU CTIO AL BLOCK DIAGRA
TI I G DIAGRA
ANALOG INPUT
DIFFERENTIAL
W
U
4.7 F
1V
U
SENSE
A
A
V
IN
IN
CM
+
–
U
2.35V
SELECT
RANGE
ANALOG
ENCODE
CLKOUT
INPUT
DATA
DATA
REF
OE
t
3
t
5
t
t
BUFFER
6
7
W
N
t
2
AMP
S/H
D11 TO D0, OF AND CLKOUT
t
5
DIFF AMP
DATA (N – 5)
D11 TO D0
DATA N
0.1 F
W
REFLB
1 F
t
1
PIPELINED ADC
t
14-BIT
REFHA
4
t
8
4.7 F
REFLA
1 F
0.1 F
REFHB
ENCODE INPUT
DIFFERENTIAL
DATA (N – 4)
D11 TO D0
ENC
CONTROL LOGIC
ENC
14
MSBINV
LATCHES
OUTPUT
OE
DATA (N – 3)
D11 TO D0
1746 BD
GND
OGND
V
•
•
•
DD
OF
D13
D0
CLKOUT
1746 TD
1 F
OV
DD
LTC1746
0.1 F
1 F
1 F
0.1 F
5V
0.5V TO 5V
9
1746f