Datasheet
LTC6903/LTC6904
14
69034fe
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2003
LT 0312 REV E • PRINTED IN USA
relaTeD parTs
Typical applicaTion
PART NUMBER DESCRIPTION COMMENTS
LTC1799 1kHz to 30MHz ThinSOT
™
Oscillator Single Output, Higher Frequency Operation
LTC6900 1kHz to 20MHz ThinSOT Oscillator Single Output, Lower Power
LTC6902 Mulitphase Oscillator with Spread Spectrum Modulation 1, 3 or 4-Phase Outputs
MUX INPUTS
S2 S1 S0 n
Output
Pulse Width
0
1
0
0
0
1
0
0
0
4
5
6
16/f
CLK
32/f
CLK
64/f
CLK
1
0
1
0
1
0
0
1
0
1
1
1
7
8
9
10
128/f
CLK
256/f
CLK
512/f
CLK
1024/f
CLK
1 1 1 11 2048/f
CLK
Wide Range Time Interval Generator (1.97 Seconds to 4 Microseconds)
U6
LTC6903
GND
SDI
SCK
SEN
1
2
3
4
TRIG
< TRIGGER PULSE WIDTH < OUTPUT PULSE WIDTH
f
CLK
SDI
SCK
SEN
8
7
6
5
V
+
OE
CLK
69034 TA02
CLK
74HC4040
PHILIPS
SEMICONDUCTOR
MUX SELECT ADDRESS LINES
7
5
2
13
Q8
910
11
52
8
8
16
16
6
3
4
14
1
Q12
12
15
Q1
MR
CLK
63
1
4
Q
Q
R
PS
CLK
D
Q2
Q3
Q4
Q5
Q6
Q7
Q9
Q10
Q11
74HC251
PHILIPS
SEMICONDUCTOR
74HC74-B
PHILIPS
SEMICONDUCTOR
3
1
14
12
S0
4
2
15
13
10
7
11
9
D1
Y
Y
D2
D0
D3
D4
D5
D6
D7
S1
S2
OE
C3
0.1µF
V
+
V
OUT
f
CLK
2
n
V
OUT
Q
OUT
C1, 0.1µF
C2
0.1µF
912
811
6
5
74HC74-A
PHILIPS SEMICONDUCTOR
13
10
Q
R
PS
CLK
D
Q
1
OUTPUT
PULSE
WIDTH
=
U4
U5
U1
f
CLK
S1
S0
S2
V
+
V
+
+
V
V
+