LTC6930-X.XX
32.768kHz to 8.192MHz
Precision Power Oscillators
FeaT DescripT
n
Frequency Error <0.09% Max at 25C The LTC 6930 series is a family of very low power precision
n
Start-Up Time <110s at All Frequencies silicon oscillators with a frequency error less than 0.09%.
n
1.7V to 5.5V Single Supply Operation For each oscillator, the user can select one of 8 frequen-
+
n
105A Typical Supply Current at 32kHz, V = 3V cies between 32.768kHz and 8.192MHz. Based on a fixed
+
n
490A Typical Supply Current at 8MHz, V = 3V master oscillator frequency, internal frequency dividers
+
n
Typical RMS Period Jitter <0.15% at V = 3V between 1 and 128 provide the 8 different frequencies.
n
No External Components to Set Frequency The LTC6930 requires no external components other than
n
5 Options Cover 32.768kHz to 8.192MHz: power supply bypass capacitors. Requiring only a single
LTC6930-4.19: 4.194304MHz N 1.7V to 5.5V supply enables operation from a single Li-Ion
LTC6930-5.00: 5.000000MHz N cell or 2 AA alkaline cells.
LTC6930-7.37: 7.372800MHz N
The LTC6930 features a proprietary control architecture
LTC6930-8.00: 8.000000MHz N
that allows for ultralow power operation while maintaining
LTC6930-8.19: 8.192000MHz N
industry leading accuracy and jitter specifications. The
Where N = 1, 2, 4, 8, 16, 32, 64, 128
exceptionally fast start-up time, combined with the low
(N Determined by State of DIVA, DIVB, DIVC Pins)
power consumption, is ideal for battery operated applica-
n
55C to 125C Operating Temperature Range
tions with frequent power-up cycles.
n
Tiny 2mm 3mm DFN or MS8 Package
Any frequency from 32.768kHz to 8.192MHz can be pro-
vided by the factory. Minimum order sizes apply for custom
Ta
frequencies. Please consult LTC Marketing for details.
n
Digitally Controlled Oscillator L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and
ThinSOT is a trademark of Linear Technology Corporation. All other trademarks are the property
n
Microprocessor Clock
of their respective owners. Protected by U.S. Patents, including 6342817, 6614313.
n
Power Supply Clock
n
Portable and Battery Operated Devices
Typical Ta
4MHz Micropower Clock Generator Typical Frequency Error Distribution
+ 70
V = 1.7V TO 5.5V
T = 25C
A
+
I = 325A AT 3V
S DC V = 3V
60
DIV = 0
1045 UNITS
50
0.1F
+ +
V V
40
DIVA OUT
LTC6930-8.00 30
4MHz
DIVB
20
DIVC
10
GND GND
0
0.10 0.05 0 0.05 0.10
6930 TA01a
FREQUENCY ERROR (%)
6930 TA01b
6930fe
1
For more information www.linear.com/LTC6930
UNITS
ion pplica
ions pplica
ion uresLTC6930-X.XX
Ta e MaxiMMu Tar
(Note 1)
Total Supply Voltage Specified Temperature Range (Note 3)
+
(V to GND) ............................................. 0.3V to 6V LTC6930C ................................................ 0C to 70C
Any Input Pin to GND LTC6930I.............................................. 40C to 85C
+
(DIV Pins) ......................................0.3V to V + 0.3V LTC6930H .......................................... 40C to 125C
Operating Temperature Range (Note 2) LT6930MP.......................................... 55C to 125C
LTC6930C ............................................ 40C to 85C Storage Temperature Range ................... 65C to 150C
LTC6930I.............................................. 40C to 85C Lead Temperature (Soldering, 10 sec) .................. 300C
LTC6930H .......................................... 40C to 125C
LT6930MP.......................................... 55C to 125C
in p Fc T
TOP VIEW
TOP VIEW
+ +
V 1 8 V
+ +
V 1 8 V
7
GND 2 OUT
GND 2 7 OUT
9
DIVA 3 6 GND
DIVA 6 GND
3
DIVB 4 5 DIVC
DIVB 5 DIVC
4
MS8 PACKAGE
8-LEAD PLASTIC MSOP
DCB PACKAGE
T = 150C, = 300C/W
JMAX JA
8-LEAD (2mm 3mm) PLASTIC DFN
(SINGLE-LAYER BOARD)
T = 125C, = 64C/W
JMAX JA
EXPOSED PAD (PIN 9) MUST BE SOLDERED TO GND
Dro er Fni MTa
Lead Free Finish
TAPE AND REEL (MINI) TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC6930CDCB-4.19#TRMPBF LTC6930CDCB-4.19#TRPBF LCKT 8-Lead (2mm 3mm) Plastic DFN 0C to 70C
LTC6930IDCB-4.19#TRMPBF LTC6930IDCB-4.19#TRPBF LCKT 8-Lead (2mm 3mm) Plastic DFN 40C to 85C
LTC6930HDCB-4.19#TRMPBF LTC6930HDCB-4.19#TRPBF LCKT 8-Lead (2mm 3mm) Plastic DFN 40C to 125C
LTC6930CDCB-5.00#TRMPBF LTC6930CDCB-5.00#TRPBF LCKV 8-Lead (2mm 3mm) Plastic DFN 0C to 70C
LTC6930IDCB-5.00#TRMPBF LTC6930IDCB-5.00#TRPBF LCKV 8-Lead (2mm 3mm) Plastic DFN 40C to 85C
LTC6930HDCB-5.00#TRMPBF LTC6930HDCB-5.00#TRPBF LCKV 8-Lead (2mm 3mm) Plastic DFN 40C to 125C
LTC6930CDCB-7.37#TRMPBF LTC6930CDCB-7.37#TRPBF LCKW 8-Lead (2mm 3mm) Plastic DFN 0C to 70C
LTC6930IDCB-7.37#TRMPBF LTC6930IDCB-7.37#TRPBF LCKW 8-Lead (2mm 3mm) Plastic DFN 40C to 85C
LTC6930HDCB-7.37#TRMPBF LTC6930HDCB-7.37#TRPBF LCKW 8-Lead (2mm 3mm) Plastic DFN 40C to 125C
LTC6930CDCB-8.00#TRMPBF LTC6930CDCB-8.00#TRPBF LCKX 8-Lead (2mm 3mm) Plastic DFN 0C to 70C
LTC6930IDCB-8.00#TRMPBF LTC6930IDCB-8.00#TRPBF LCKX 8-Lead (2mm 3mm) Plastic DFN 40C to 85C
LTC6930HDCB-8.00#TRMPBF LTC6930HDCB-8.00#TRPBF LCKX 8-Lead (2mm 3mm) Plastic DFN 40C to 125C
LTC6930CDCB-8.19#TRMPBF LTC6930CDCB-8.19#TRPBF LCKY 8-Lead (2mm 3mm) Plastic DFN 0C to 70C
LTC6930IDCB-8.19#TRMPBF LTC6930IDCB-8.19#TRPBF LCKY 8-Lead (2mm 3mm) Plastic DFN 40C to 85C
LTC6930HDCB-8.19#TRMPBF LTC6930HDCB-8.19#TRPBF LCKY 8-Lead (2mm 3mm) Plastic DFN 40C to 125C
TRM = 500 pieces.
6930fe
2
For more information www.linear.com/LTC6930
ion or
ion igura on
ings bsolu