CYPRESS CY24212SC-2T

PRELIMINARY
CY24212
MediaClock™
MPEG Clock Generator with VCXO
Features
Benefits
• Integrated phase-locked loop (PLL)
Highest-performance PLL tailored for multimedia applications
• Low jitter, high-accuracy outputs
Meets critical timing requirements in complex system designs
• VCXO with analog adjust
Large ±150-ppm range, better linearity
• 3.3V operation
Enables application compatibility
Part Number
Outputs
Input Frequency Range
Output Frequencies
CY24212-1
1
13.5 MHz/27 MHz (selectable)
27 MHz
CY24212-2
2
13.5 MHz/27 MHz (selectable)
Two copies of 27 MHz
CY24212-3
2
27 MHz
27 MHz/27.027 MHz (-1 ppm)
CY24212-5
2
27 MHz
27 MHz/27.027 MHz (0 ppm)
Logic Block Diagram
XIN
OUTPUT
DIVIDERS
OSC
Q
XOUT
Φ
CLKA (27 MHz)
VCO
27 MHz (-2)
27/27.027 MHz (-3)
P
VCXO
PLL
FSEL
VDD
VSS
Pin Configurations
CY24212-1
8-pin SOIC
CY24212-3,-5
8-pin SOIC
CY24212-2
8-pin SOIC
XIN
1
8
XOUT
VDD
VCXO
2
7
VSS
3
6
VSS
4
5
FSEL
CLKA 27 MHz
XIN
1
8
XOUT
VDD
VCXO
2
7
CLKB 27 MHz
3
6
VSS
4
5
FSEL
CLKA 27 MHz
XIN
1
8
XOUT
VDD
VCXO
2
7
CLKB (27/27.027 MHz)
3
6
VSS
4
5
FSEL
CLKA 27 MHz
Table 1. CY24212 (-1, -2) Frequency Select Option
FSEL
Reference
CLKA/CLKB
0
13.5 MHz
27 MHz
1
27 MHz
27 MHz
Table 2. CY24212 (-3, -5) Frequency Select Option
FSEL
Reference
CLKA
CLKB
0
27 MHz
27 MHz
27 MHz
1
27 MHz
27 MHz
27.027 MHz
Cypress Semiconductor Corporation
Document #: 38-07402 Rev. *C
•
3901 North First Street
•
San Jose, CA 95134
•
408-943-2600
Revised April 6, 2005
PRELIMINARY
CY24212
Pin Description
Name
Pin Number
Description
XIN
1
Reference Input.
VDD
2
Voltage Supply.
VCXO
3
Input Analog Control for VCXO.
VSS
4
Ground.
CLKA
5
27-MHz Clock Output.
FSEL (-1,-2)
6
Input Frequency Select, Weak Internal Pull-up.
FSEL = 0, XIN = 13.5 MHz
FSEL = 1, XIN = 27 MHz
FSEL (-3,-5)
6
Output Frequency Select, Weak Internal Pull-up.
FSEL = 0, CLKA = 27 MHz, CLKB = 27 MHz
FSEL = 1, CLKA = 27 MHz, CLKB = 27.027 MHz
VSS (-1)
7
Ground.
CLKB (-2)
7
27 MHz.
CLKB (-3,-5)
7
27 MHz/27.027 MHz.
XOUT[1]
8
Reference Output.
Pullable Crystal Specifications
Parameter
CRload
Name
Min.
Crystal Load Capacitance
Typ.
Max.
14
Unit
pF
C0/C1
240
50
Ω
70
°C
Crystal Accuracy
± 20
ppm
Stability over Temperature and Aging
± 50
ppm
ESR
Equivalent Series Resistance
To
Operating Temperature
Crystal Accuracy
TTs
35
0
Absolute Maximum Conditions
Parameter
VDD
Description
Supply Voltage
Temperature[2]
TS
Storage
TJ
Junction Temperature
Digital Inputs
Min.
Max.
Unit
–0.5
7.0
V
–65
VSS – 0.3
Electrostatic Discharge
125
°C
125
°C
VDD + 0.3
2
V
kV
Recommended Operating Conditions
Parameter
Description
VDD
Operating Voltage
TA
Ambient Temperature
CLOAD
Max. Load Capacitance
fREF
Reference Frequency
Min.
Typ.
Max.
3.135
3.3
3.465
V
70
°C
0
13.5
Unit
15
pF
27
MHz
Notes:
1. Float XOUT if XIN is externally driven.
2. Rated for ten years.
Document #: 38-07402 Rev. *C
Page 2 of 6
PRELIMINARY
CY24212
DC Electrical Specifications
Parameter
Name
Description
Min
Typ
Max
Unit
IOH
Output High Current
VOH = VDD – 0.5, VDD = 3.3V (source)
12
24
mA
IOL
Output Low Current
VOL = 0.5, VDD = 3.3V (sink)
12
24
mA
CIN
Input Capacitance
7
pF
IIH
Input High Current
VIH = VDD
–
5
10
µA
VIL = 0V
–
–
50
IIL
Input Low Current
f∆XO
VCXO Pullability Range
VVCXO
VCXO Input Range
IDD
Supply Current
Sum of Core and Output Current
VIH
Input High Voltage
CMOS levels, 70% of VDD
VIL
Input Low Voltage
CMOS levels, 30% of VDD
RUP
Pull-up resistor on inputs
VDD = 3.14 to 3.47V, measured VIN = 0V
±150
µA
ppm
0
VDD
V
35
mA
0.3
VDD
150
kΩ
0.7
VDD
100
AC Electrical Specifications (VDD = 3.3V)
Parameter[3]
Name
Description
Min
Typ
Max
55
Unit
DC
Output Duty Cycle
Duty Cycle is defined in Figure 1, 50% of VDD
45
50
ER
Rising Edge Rate
Output Clock Edge Rate, Measured from 20%
to 80% of VDD, CLOAD = 15 pF. See Figure 2.
0.8
1.4
V/ns
EF
Falling Edge Rate
Output Clock Edge Rate, Measured from 80%
to 20% of VDD, CLOAD = 15 pF. See Figure 2.
0.8
1.4
V/ns
t9
Clock Jitter
Peak-to-peak period jitter
300
ps
t10
PLL Lock Time
3
%
ms
Test and Measurement Set-up
VDDs
Outputs
0.1 µF
DUT
CLOAD
GND
Note:
3. Not 100% tested.
Document #: 38-07402 Rev. *C
Page 3 of 6
PRELIMINARY
CY24212
Voltage and Timing Definitions
t1
t2
VDD
50% of VDD
Clock
Output
0V
Figure 1. Duty Cycle Definition
t4
t3
V
DD
80% of V DD
20% of V DD
Clock
Output
0V
Figure 2. ER = (0.6 x VDD) /t3, EF = (0.6 x VDD) /t4
Ordering Information
Ordering Code
Package Name
Package Type
Operating Range
Operating Voltage
CY24212SC-1
S8
8-Pin SOIC
Commercial
3.3V
CY24212SC-1T
S8
8-Pin SOIC -Tape and Reel
Commercial
3.3V
CY24212SC-2
S8
8-Pin SOIC
Commercial
3.3V
CY24212SC-2T
S8
8-Pin SOIC -Tape and Reel
Commercial
3.3V
CY24212SC-3
S8
8-Pin SOIC
Commercial
3.3V
CY24212SC-3T
S8
8-Pin SOIC -Tape and Reel
Commercial
3.3V
CY24212SC-5
S8
8-Pin SOIC
Commercial
3.3V
CY24212SC-5T
S8
8-Pin SOIC -Tape and Reel
Commercial
3.3V
CY24212SXC-5
S8
8-Pin SOIC
Commercial
3.3V
CY24212SXC-5T
S8
8-Pin SOIC -Tape and Reel
Commercial
3.3V
Lead-free
Document #: 38-07402 Rev. *C
Page 4 of 6
PRELIMINARY
CY24212
Package Drawing and Dimensions
8-lead (150-Mil) SOIC S8
8 Lead (150 Mil) SOIC - S08
PIN 1 ID
4
1
1. DIMENSIONS IN INCHES[MM] MIN.
MAX.
2. PIN 1 ID IS OPTIONAL,
ROUND ON SINGLE LEADFRAME
RECTANGULAR ON MATRIX LEADFRAME
0.150[3.810]
0.157[3.987]
3. REFERENCE JEDEC MS-012
0.230[5.842]
0.244[6.197]
4. PACKAGE WEIGHT 0.07gms
PART #
S08.15 STANDARD PKG.
5
SZ08.15 LEAD FREE PKG.
8
0.189[4.800]
0.196[4.978]
0.010[0.254]
0.016[0.406]
SEATING PLANE
X 45°
0.061[1.549]
0.068[1.727]
0.004[0.102]
0.050[1.270]
BSC
0.004[0.102]
0.0098[0.249]
0°~8°
0.016[0.406]
0.035[0.889]
0.0075[0.190]
0.0098[0.249]
0.0138[0.350]
0.0192[0.487]
51-85066-*C
MediaClock is a trademark of Cypress Semiconductor Corporation. All product and company names mentioned in this document
may be the trademarks of their respective holders.
Document #: 38-07402 Rev. *C
Page 5 of 6
© Cypress Semiconductor Corporation, 2005. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use
of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be
used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its
products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress
products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
PRELIMINARY
CY24212
Document History Page
Document Title: CY24212 MediaClock™ MPEG Clock Generator with VCXO
Document Number: 38-07402
REV.
ECN NO.
Issue
Date
Orig. of
Change
Description of Change
**
117089
09/09/02
CKN
New Data Sheet
*A
120888
12/06/02
CKN
Added -3
*B
123064
02/19/03
CKN
Added -5
*C
345540
See ECN
RGL
Added Lead-free for -5 part
Document #: 38-07402 Rev. *C
Page 6 of 6