LTC6907HS6 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC6907HS6 Datasheet PDF : 12 Pages
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LTC6907
TYPICAL APPLICATIO S
Sine Wave Oscillator
3V TO 3.6V
0.1µF
LTC6907
0.1µF
1k
V+ OUT
GND GRD
DIV SET
RSET
200k
1MHz
L1
100µH
C1
220pF
6907 TA05
Setting Frequency to 0.1%
Resolution with Standard Resistors
Trimming the Frequency
LTC6907
2MHz WITH
±2.5% RANGE
3V TO 3.6V
0.1µF
÷10
÷3
÷1
LTC6907 40kHz TO 4MHz
V+ OUT
3V TO 3.6V
0.1µF
GND GRD
DIV SET
RA
RA < RB/10
1% THIN FILM
RB
50k TO 500k
0.1% THIN FILM
V+ OUT
GND GRD
DIV SET
RA
97.6k
RB
5k
6907 TA03
6907 TA04
3V
1µF
3V
C2
0.1µF
Low Power 62.5Hz to 6.25kHz Sine Wave Generator (IQ < 1.5mA)
1 V+
5
OUT
LTC6907
2
GND GRD
3
4
DIV SET
fOSC
fOSC = 400kHz TO 40kHz
56.2k
499k
VCTRL
0V–0.6V
74HC4520
1 CLOCK A
2 ENABLE A
16 VDD
10 ENABLE B
7 RESET A
8 VSS
9 CLOCK B
15 RESET B
Q1A 3 ÷2
Q2A 4 ÷4
Q3A 5 ÷8
Q4A 6 ÷16
Q1B 11 ÷32
Q2B 12 ÷64
Q3B 13 ÷128
Q4B 14 ÷256
C4
1µF
R11
100k
fOSC
64
3V
C3
0.1µF
R61
10k
R51 5.11k
R31 51.1k
R21 20k
LTC1067-50
1 V+
CLK 16
2
NC
3 V+
AGND 15
V– 14
R62 14k
4
SA
5
LPA
6
BPA
SB 13
LPB 12
BPB 11
R52
5.11k
R32 51.1k
SINEWAVE
OUT
7 HPA/NA HPB/NB 10
8
INV A
INV B 9 R22 20k
fSINE = fOSC
64
RH1 249k
RL1 51.1k
6907 TA06
CLOCK-TUNABLE LOWPASS FILTER WITH
A STOPBAND NOTCH AT THE 3rd HARMONIC
( ) fOSC
64
•
3
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PART NUMBER
LTC1799
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LTC6905-XXX
LTC6906
DESCRIPTION
1kHz to 33MHz ThinSOT Oscillator, Resistor Set
1kHz to 20MHz ThinSOT Oscillator, Resistor Set
Multiphase Oscillator with Spread Spectrum Modulation
1kHz to 68MHz Serial Port Programmable Oscillator
17MHz to 170MHz ThinSOT Oscillator, Resistor Set
Fixed Frequency ThinSOT Oscillator Family, up to 133MHz
Micropower 10kHz to 1MHz ThinSOT Oscillator, Resistor Set
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
COMMENTS
Wide Frequency Range
Low Power, Wide Frequency Range
2-, 3- or 4-Phase Outputs
0.1% Frequency Resolution, I2C or SPI Interface
High Frequency, 100µsec Startup, 7ps RMS Jitter
No Trim Components Required
12µA Supply Current of 100kHz, 0.65% Frequency Accuracy
6907fa
LT 0506 REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2005
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