Crystal oscillatorCrystal oscillator - Farnell

[Pages:8]CRYSTAL OSCILLATOR (Programmable) OUTPUT: CMOS

SG ? 8101series

? Frequency range : 0.67 MHz ~ 170 MHz (1 ppm Step)

? Supply voltage : 1.62 V ~ 3.63 V

? Function

: Output enable (OE) or Standby (S? ?T)

? Frequency tolerance, operating temperature:

?15 ppm (-40 ?C ~ +85 ?C)

?20 ppm, ?50 ppm (-40 ?C ~ +105 ?C)

? Package 2.5 x 2.0, 3.2 x 2.5, 5.0 x 3.2, 7.0 x 5.0 (mm)

? PLL technology to enable short lead time

? Available field oscillator programmer "SG-Writer II"

Product Number (please contact us) SG-8101CA: X1G00519xxxxx00 SG-8101CB: X1G00520xxxxx00 SG-8101CE: X1G00521xxxxx00 SG-8101CG: X1G00518xxxxx00

CG

CE

CB

CA

Specifications (characteristics)

Item

Symbol

Specifications

Conditions/Remarks

1.80 V Typ.

2.50 V Typ.

3.30 V Typ.

Supply voltage

VCC 1.62 V ~ 1.98 V 1.98 V ~ 2.20 V 2.20 V ~ 2.80 V 2.70 V ~ 3.63 V

-

Output frequency range Storage temperature

fO T_stg

0.67 MHz ~ 170 MHz -40 ?C ~ +125 ?C

Storage as single product.

Operating temperature Frequency tolerance*1

T_use f_tol

-40 ?C ~ +85 ?C

-

-40 ?C ~ +105 ?C

-

B: ?15 ? 10-6 T_use = -40 ?C ~ +85 ?C

C: ?20 ? 10-6 T_use = -40 ?C ~ +105 ?C J: ?50 ? 10-6 T_use = -40 ?C ~ +105 ?C

Current consumption

3.2 mA Max. 3.3 mA Max. 3.4 mA Max. 3.5 mA Max. T_use = +105 ?C

2.7 mA Typ.

2.9 mA Typ.

3.0 mA Typ. T_use = +25 ?C No load, fO = 20 MHz

ICC

5.5 mA Max. 5.8 mA Max. 6.7 mA Max. 8.1 mA Max. T_use = +105 ?C

4.7 mA Typ.

5.7 mA Typ.

6.8 mA Typ. T_use = +25 ?C No load, fO = 170 MHz

Output disable current Standby current

I_dis I_std

3.2 mA Max. 0.9 A Max. 0.3 A Typ.

3.2 mA Max. 1.0 A Max. 0.4 A Typ.

3.3 mA Max. 1.5 A Max. 0.5 A Typ.

3.5 mA Max. 2.5 A Max. 1.1 A Typ.

OE = GND, fO = 170 MHz T_use = +105 ?C

S? ?T = GND T_use = +25 ?C

Symmetry

SYM

45 % ~ 55 %

50 % VCC Level

VOH

Output voltage (DC characteristics)

VOL

90 % VCC Min. 10 % VCC Max.

IOH/IOL Conditions

[mA]

Rise/Fall time

VCC *A *B *C *D

Default (fO > 40 MHz), IOH

Fast

IOL

-2.5 -3.5 -4.0 -5.0 2.5 3.5 4.0 5.0

Default (fO 40 MHz)

IOH IOL

-1.5 -2.0 -2.5 -3.0 1.5 2.0 2.5 3.0

Slow

IOH -1.0 -1.5 -2.0 -2.5

IOL

1.0 1.5 2.0 2.5

*A: 1.62 V ~ 1.98 V, *B: 1.98 V ~ 2.20 V,

*C: 2.20 V ~ 2.80 V, *D: 2.70 V ~ 3.63 V

Output load condition

L_CMOS

15 pF Max.

-

Input voltage

VIH

VIL

70 % VCC Min. OE or S? ?T 30 % VCC Max.

Default

Rise and Fall

time

Fast

tr/tf

3.0 ns Max. 6.0 ns Max. 3.0 ns Max.

fO > 40 MHz

fO 40 MHz

20 % - 80 % VCC,

fO = 0.67 MHz ~ 170 MHz L_CMOS = 15 pF

Slow

Disable Time

t_stp

Enable Time

t_sta

10.0 ns Max. 1 s Max. 1 s Max.

fO = 0.67 MHz ~ 20 MHz

Measured from the time OE or S? ?T pin crosses 30 % VCC Measured from the time OE pin crosses 70 % VCC

Resume Time Start-up time Frequency aging

t_res t_str f_aging

3 ms Max. 3 ms Max. This is included in frequency tolerance specification.

Measured from the time S? ?T pin crosses 70 % VCC Measured from the time VCC reaches its rated minimum value, 1.62 V

+25 ?C, first year

*1 Frequency tolerance includes initial frequency tolerance, temperature variation, supply voltage variation, reflow drift, load drift and aging (+25 ?C, 1 year).

Pin description

Pin

Name

OE

1 S? ?T

2

GND

3

OUT

4

VCC

I/O type Input Output enable

Input Standby

Power Output Power

Ground Clock output Power supply

High: Low: High: Low:

Function Specified frequency output from OUT pin Out pin is low (weak pull down), only output driver is disabled. Specified frequency output from OUT pin Out pin is low (weak pull down), Device goes to standby mode. Supply current reduces to the least as I_std.

Product Name

SG -8101CG170.000000MHzTCHPA Package type

CA: 7.0 mm x 5.0 mm

CB: 5.0 mm x 3.2 mm

Model Package type

CE: 3.2 mm x 2.5 mm

Frequency Supply voltage

CG: 2.5 mm x 2.0 mm

Frequency tolerance Operating temperature

Function Rise/Fall time

Supply voltage T: 1.8 V ~ 3.3 V Typ.

Frequency tolerance B: 15 x 10-6 C: 20 x 10-6 J: 50 x 10-6

Operating temperature G: -40 ?C ~ +85 ?C H: -40 ?C ~ +105 ?C

Function P: Output Enable S: Standby

Rise/Fall time A: Default B: Fast C: Slow

Available combination

Frequency tolerance Operating G: -40 ?C ~ +85 ?C temperature H: -40 ?C ~ +105 ?C

CA: 7.0 mm x 5.0 mm

B:

C:

J:

15 x 10-6 20 x 10-6 50 x 10-6

CB: 5.0 mm x 3.2 mm

B:

C:

J:

15 x 10-6 20 x 10-6 50 x 10-6

CE: 3.2 mm x 2.5 mm

B:

C:

J:

15 x 10-6 20 x 10-6 50 x 10-6

CG: 2.5 mm x 2.0 mm

B:

C:

J:

15 x 10-6 20 x 10-6 50 x 10-6

External dimensions SG-8101CG

(Unit: mm)

Footprint (Recommended) SG-8101CG

(Unit: mm)

SG-8101CE

SG-8101CE

SG-8101CB

SG-8101CB

SG-8101CA

SG-8101CA

Notes:

In order to achieve optimum jitter performance, the 0.1 F capacitor between VCC and GND should be placed. It is also recommended that the capacitors are placed on the device side of the PCB, as close to the device as possible and connected together with short wiring pattern.

Specification Graph Typical supplemental specification. Unless otherwise specified T_use = 25 , L_CMOS = 15pF Current Consumption

Output disable current

Standby current

Notes:

Specification Graph Typical supplemental specification. Unless otherwise specified T_use = 25 , L_CMOS = 15pF

Phase Jitter RMS

Phase Jitter RMS

Integration bandwidth 12 k 20 MHz

Integration bandwidth 1.8 M 20 MHz

80

50

Vcc = 3.3 V

Vcc = 2.5 V

70

Vcc = 1.8 V

40

Vcc = 3.3 V Vcc = 2.5 V Vcc = 1.8 V

60

30

Phase Jitter-RMS (ps)

Phase Jitter-RMS (ps)

50

20

40

10

30

0 20 40 60 80 100 120 140 160 180 fo (MHz)

Period Jitter RMS

40

Vcc = 1.8 V

40

Rise/Fall time = Default

Rise/Fall time = Fast

30

30

Rise/Fall time = Slow

20

20

0

0 20 40 60 80 100 120 140 160 180 fo (MHz)

Vcc = 2.5 V

40

Rise/Fall time = Default

Rise/Fall time = Fast 30

Rise/Fall time = Slow

20

Vcc = 3.3 V Rise/Fall time = Default Rise/Fall time = Fast Rise/Fall time = Slow

Period Jitter RMS (ps)

Period Jitter RMS (ps)

Period Jitter RMS (ps)

10

10

10

0

0 20 40 60 80 100 120 140 160 180 fo (MHz)

Period Jitter Peak-Peak

Period Jitter Peak - Peak (ps)

300 280 260 240 220 200 180 160 140 120 100 80 60 40 20

0 0

Vcc = 31.38 V Rise/Fall time = Default Rise/Fall time = Fast Rise/Fall time = Slow

20 40 60 80 100 120 140 160 180 fo (MHz)

Cycle-to-Cycle Jitter Peak-Peak

Cycle to Cycle Jitter Peak - Peak (ps)

200 180 160 140 120 100

80 60 40 20 0

0

Vcc = 1.8 V Rise/Fall time = Default Rise/Fall time = Fast Rise/Fall time = Slow

20 40 60 80 100 120 140 160 180 fo (MHz)

Notes:

Cycle to Cycle Jitter Peak - Peak (ps)

Period Jitter Peak - Peak (ps)

0

0 20 40 60 80 100 120 140 160 180 fo (MHz)

300 280 260 240 220 200 180 160 140 120 100 80 60 40 20

0 0

Vcc = 32.35 V Rise/Fall time = Default Rise/Fall time = Fast Rise/Fall time = Slow

20 40 60 80 100 120 140 160 180 fo (MHz)

200 180 160 140 120 100 80 60 40 20

0 0

Vcc = 2.5 V Rise/Fall time = Default Rise/Fall time = Fast Rise/Fall time = Slow

20 40 60 80 100 120 140 160 180 fo (MHz)

Cycle to Cycle Jitter Peak - Peak (ps)

Period Jitter Peak - Peak (ps)

0

0 20 40 60 80 100 120 140 160 180 fo (MHz)

300 280 260 240 220 200 180 160 140 120 100

80 60 40 20 0

0

Vcc = 3.3 V Rise/Fall time = Default Rise/Fall time = Fast Rise/Fall time = Slow

20 40 60 80 100 120 140 160 180 fo (MHz)

200

Vcc = 3.3 V

180

Rise/Fall time = Default

160

Rise/Fall time = Fast

140

Rise/Fall time = Slow

120

100

80

60

40

20

0

0 20 40 60 80 100 120 140 160 180 fo (MHz)

Specification Graph Typical supplemental specification. Unless otherwise specified T_use = 25 Rise/Fall Time (fo = 20 MHz)

Rise Time(ns)

5 4.5

4 3.5

3 2.5

2 1.5

1 0.5

0 1.5

Rise time L_CMOS = 5 pF

Tr/Tf mode = Slow Tr/Tf mode = Default Tr/Tf mode = Fast

2.0

2.5

3.0

3.5

Vcc (V)

Fall Time(ns)

5 4.5

4 3.5

3 2.5

2 1.5

1 0.5

0 1.5

Fall time L_CMOS = 5 pF

Tr/Tf mode = Slow Tr/Tf mode = Default Tr/Tf mode = Fast

2.0

2.5

3.0

3.5

Vcc (V)

, L_CMOS = 15pF

Rise Time(ns)

5 4.5

4 3.5

3 2.5

2 1.5

1 0.5

0 1.5

Rise time L_CMOS = 15 pF

Tr/Tf mode = Slow Tr/Tf mode = Default Tr/Tf mode = Fast

2.0

2.5

3.0

3.5

Vcc (V)

Fall Time(ns)

5 4.5

4 3.5

3 2.5

2 1.5

1 0.5

0 1.5

Notes:

frequency

0.67 M ? 20 M 20 M ? 40 M 40 M ? 170 M

slow

See Slow -

default

See Default See Default See Fast

fast

See Fast See Fast See Fast

Harmonics spectrum ( fo = 20 MHz )

20

10

0

-10

Power (dBm)

-20

-30

-40

-50

-60

-70

-80 0

40 80 120 160 200 240 280 320 360 400 frequency (MHz)

Fall time L_CMOS = 15 pF

Tr/Tf mode = Slow Tr/Tf mode = Default Tr/Tf mode = Fast

2.0

2.5

3.0

3.5

Vcc (V)

Harmonics comparison

Notes:

Normalize to Vcc = 3.3V.

Normalize to Vcc = 3.3V.

Normalize to Rise/Fall time = "Fast".

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