LTC1743 Linear Technology, LTC1743 Datasheet - Page 10

• Manufacturer Part Number: LTC1743
• Description: 12-Bit 50Msps ADC
• Manufacturer: Linear Technology

LTC1743
FU CTIO AL BLOCK DIAGRA
TI I G DIAGRA
10
ANALOG INPUT
DIFFERENTIAL
W
U
4.7 F
1V
U
SENSE
A
A
V
IN
IN
CM
+
–
U
ANALOG
ENCODE
CLKOUT
INPUT
DATA
DATA
2.5V
SELECT
RANGE
OE
REF
t
3
t
5
t
t
6
7
N
W
BUFFER
t
2
D11 TO D0, OF AND CLKOUT
t
5
AMP
S/H
DATA (N – 5)
D11 TO D0
DATA N
DIFF AMP
W
0.1 F
t
1
REFLB
1 F
t
PIPELINED ADC
4
t
8
12-BIT
REFHA
4.7 F
REFLA
1 F
0.1 F
REFHB
DATA (N – 4)
D11 TO D0
ENCODE INPUT
DIFFERENTIAL
ENC
CONTROL LOGIC
ENC
12
MSBINV
LATCHES
OUTPUT
w w w . D a t a S h e e t 4 U . c o m
DATA (N – 3)
OE
D11 TO D0
GND
1743 BD
OV
OGND
V
•
•
•
1743 TD
DD
DD
OF
D11
D0
CLKOUT
0.1 F
1 F
1 F
0.1 F
0.5V TO 5V
1743f
1 F
5V