LT1056_15 Datasheet, PDF (13/16 Pages) Linear Technology – Precision, High Speed, JFET Input Operational Amplifiers

LT1055/LT1056
TYPICAL APPLICATIO S
Temperature-to-Frequency Converter
560 Ω
15V
LM329
1k*
1k*
2N2222
6.2k*
2N2907
0.01µF
POLYSTYRENE
500Ω
0°C ADJ
2k
100°C
ADJ
6.2k*
15V
2_–
7
6
LT1055
3₊
4
820Ω*
–15V
LM134
510pF
2.7k
10k
510Ω
2V
15V
10k
2N2222
TTL OUTPUT
0kHz TO 1kHz =
0°C TO 100°C
4.7k
137Ω*
*1% FILM RESISTOR
LT1055/56 TA07
100kHz Voltage Controlled Oscillator
*1% FILM RESISTOR
=1N4148
FREQUENCY LINEARITY = 0.1%
FREQUENCY STABILITY = 150ppm/°C
SETTLING TIME = 1.7µs
DISTORTION = 0.25% AT 100kHz,
0.07% AT 10zHz
15V
2_– 7
LT1056
6
X1
+V
22.1k
3₊
4.5k
4
X2
CC
U1
W
–15V
U2 AD639 Z1
1k
COM
Z2
+15V
SINE OUT
2V_RMS
0kHs TO 100kHs
0V TO 10V
INPUT
15V
FINE
100kHz
DISTORTION
TRIM
9.09k* 2k
50k
10Hz
DISTORTION
TRIM
–15V
22M
POLYSTYRENE
DISTORTION
TRIMS
500pF
15pF
15V
68k
VR
Y1
10k
Y2
68k
5k
FREQUENCY
–15V
TRIM
10k* _{2 –}
7
LT1056
3₊
4
–15V
6 2N4391 2N4391 ^5k*
2N4391
2.5k*
2_–
15V
7
LT1056
3₊
4
–15V
6 ^22k
HP5082-
2810
15V
10k*
2₊
8
7
LT1011
3_–
1
4
1k
1k
20pF
10k
–15V
0.01µF
GT
UP
–V
–15
10k
LM329
4.7k
–15V
4.7k
15V
LT1055/56 TA08
10556fc
13