lt1055s8-pbf Linear Technology Corporation, lt1055s8-pbf Datasheet - Page 12

• Manufacturer Part Number: lt1055s8-pbf
• Description: Lt1056 - Precision, High Speed, Jfet Input Operational Amplifiers
• Manufacturer: Linear Technology Corporation

LT1055/LT1056
12
TYPICAL APPLICATIO S
REFERENCE
Fast “No Trims” 12-Bit Multiplying CMOS DAC Amplifier
IN
TYPICAL 12-BIT
CMOS DAC
I
OUT2
0V TO 10V INPUT
249k*
I
OUT1
THERMALLY
U
R
COUPLE
FEEDBACK
–
+
LT1055
1N4148
2
1N4148
3
–
+
12-Bit Charge Balance A/D Converter
LT1055
LT1055/56 TA05
0.01
33k
6
33k
–15V
28k
15V
–15V
4
7
7
4
15V
OUTPUT
1N4148
LM329
LT1001
6
1N4148
–
+
14k
2
3
74C00
10k
INPUT
D
15V
LT1055/56 TA04
74C74
P
10k
LT1009
CLK
15V
2.5V
4.7k
0.003µF
CIRCUIT OUTPUT
RATIO
CL
2N3904
15V
Q
Q
f
f
100k*
OUT
CLK
50k*
(B)
(A)
Fast, 16-Bit Current Comparator
10k
CLK OUTPUT (B)
2
3
–
+
HP5082-2810
LT1056
OUTPUT
–15V
15V
(A)
4
7
6
2
3
+
–
DELAY = 250ns
* = 1% FILM RESISTOR
–15V
LT1011
4
8
1
7
15V
LT1055/56 TA06
3k
OUTPUT
10556fc