Datasheet

11
LTC1450/LTC1450L
TYPICAL APPLICATIONS N
U
Filter V
REF
to Lower Output Noise (0.18mV
RMS
at V
OUT
)
LTC1450
LTC1450L
V
OUT
DATA (0:11)
CSLSB
CSMSB
WR
LDAC
CLR
V
CC
REFOUT
GND
REFHI
10Ω
REFLO
X1/X2
D
IN

FROM µP
DATA BUS
FROM µP AND
DECODE LOGIC
FROM 
SYSTEM RESET
5V
0.1µF
4.7µF
OUTPUT
LTC1450/50L • TA03
Digitally Programmable Noninverting Amplifier
LTC1450
LTC1450L
V
OUT
DATA (0:11)
CSLSB
CSMSB
WR
LDAC
CLR
V
CC
REFOUT
GND
REFHI
REFLO
X1/X2
D
IN

FROM µP
DATA BUS
FROM µP AND
DECODE LOGIC
FROM 
SYSTEM RESET
V
CC
0.1µF
LTC1450: V
IN
= 0V TO 2.048V
(V
CC
= 4.5V TO 5V)
LTC1450L: V
IN
= 0V TO 1.22V
(V
CC
= 2.7V TO 5.5V)
LTC1450L: V
IN
= 0V TO 2.048V
(V
CC
= 4.5V TO 5.5V)
LTC1450/50L • TA04
D
IN

4096
LTC1450: V
OUT
=
V
IN
()
• 2
D
IN

4096
LTC1450L: V
OUT
=
V
IN
()
• 2.05