Meets critical timing requirements in complex system designs
Enables application compatibility
Table 1. Frequency Table
Part Number
CY26580-1
Outputs
2
Input Frequency
125MHz or 25-MHz driven
Output Frequencies
100 MHz, 133.33 MHz
Logic Block Diagram
CLK
OSC.
Q
Φ
VCO
P
OUTPUT
MULTIPLEXER
AND
DIVIDERS
133.33 MHz
100 MHz
PLL
SEL_25
SEL_CLK
VDD
Table 2. Input Select Options
SEL_25
X
0
1
SEL_CLK
0
1
1
Driven
Driven
Input Type
VDD
GND
GND
Input Frequency
125
25
CLK1
Do not use
133.33
133.33
CLK2
100
100
Unit
MHz
MHz
Cypress Semiconductor Corporation
Document #: 38-07536 Rev. *C
•
198 Champion Court
•
San Jose
,
CA 95134-1709
•
408-943-2600
Revised May 22, 2008
[+] Feedback
CY26580
Pin Configuration
Figure 1. CY26580 20-pin SSOP (QSOP)
NC
NC
CLK
VDD
NC
GND
NC
NC
NC
133 MHz
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
NC
SEL_CLK
NC
100 MHz
VDD
NC
GND
NC
NC
SEL_25
Table 3. Pin Definition
Pin Name
NC
NC
CLK
V
DD
NC
GND
NC
NC
NC
133 MHz
SEL_25
NC
NC
GND
NC
V
DD
100 MHz
NC
SEL_CLK
NC
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
No Connect
No Connect
Reference Input
Voltage Supply
No Connect
Ground
No Connect
No Connect
No Connect
133.33-MHz Clock Output
Reference Frequency Select Input; 0 = 125 MHz, 1 = 25 MHz, weak internal pull up
No Connect
No Connect
Ground
No Connect
Voltage Supply
100-MHz Clock Output
No Connect
Reference Select Input; Set to 1 = Driven, weak internal pull up
No Connect
Pin Description
Document #: 38-07536 Rev. *C
Page 2 of 6
[+] Feedback
CY26580
Absolute Maximum Conditions
[1]
Supply Voltage (V
DD
)........................................ –0.5 to +7.0V
DC Input Voltage ....................................... –0.5V to V
DD
+0.5
Storage Temperature (Non-condensing) .... –55°C to +125°C
Junction Temperature ................................ –40°C to +125°C
Data Retention at Tj = 125°C ................................> 10 years
Package Power Dissipation...................................... 350 mW
ESD (Human Body Model) MIL-STD-883.................... 2000V
Recommended Operating Conditions
Parameter
V
DD
T
A
, I-grade
C
LOAD
f
REF
Parameter
[2]
I
OH
I
OL
I
IH
I
IL
V
IH
V
IL
I
DD
R
UP
Parameter
[2]
F
error
DC
ER
EF
t
9
t
10
Supply Voltage
Ambient Temperature, Industrial
Max. Load Capacitance
Reference Frequency
Description
Min
3.14
–40
–
–
Typ.
3.3
–
–
125, 25
Max
3.47
85
15
–
Unit
V
°C
pF
MHz
DC Electrical Specifications
Description
Output High Current
Output Low Current
Input High Current
Input Low Current
Input High Voltage
Input Low Voltage
Supply Current
Pull up resistor on Inputs
Conditions
V
OH
= V
DD
– 0.5, V
DD
= 3.3V
V
OL
= 0.5, V
DD
= 3.3V
V
IH
= V
DD
V
IL
= 0V
CMOS levels, 70% of V
DD
CMOS levels, 30% of V
DD
V
DD
Current, no load
V
DD
= 3.14 to 3.47V, measured V
IN
= 0V
Min
12
12
–
–
0.7
–
–
–
Typ.
24
24
5
–
–
–
35
100
Max
–
–
10
50
–
0.3
50
150
Unit
mA
mA
μA
μA
V
DD
V
DD
mA
kΩ
AC Electrical Specifications
Description
Frequency Error
Output Duty Cycle
Rising Edge Rate
Falling Edge Rate
Clock Jitter
PLL Lock Time
Figure 2. Test and Measurement Setup
V
DDs
0.1
μF
DUT
Outputs
C
LOAD
Conditions
All clocks
Duty Cycle is defined in
Figure 3,
50% of V
DD
Output Clock Edge Rate, Measured from 20% to
80% of V
DD
, C
LOAD
= 15 pF. See
Figure 4.
Output Clock Edge Rate, Measured from 80% to
20% of V
DD
, C
LOAD
= 15 pF. See
Figure 4.
CLK1, CLK2 Peak-Peak period jitter
Min
45
0.8
0.8
–
–
Typ.
50
1.4
1.4
100
–
Max
0
55
2
2
–
3
Unit
ppm
%
V/ns
V/ns
ps
ms
GND
Notes
1. Above which the useful life may be impaired. For user guidelines, not tested.
2. Guaranteed by characterization, not 100% tested.
Document #: 38-07536 Rev. *C
Page 3 of 6
[+] Feedback
CY26580
Voltage and Timing Definitions
Figure 3. Duty Cycle Definition
t
1
t
2
V
DD
50% of V
DD
Clock
Output
0V
Figure 4. ER = (0.6 x V
DD
) /t3, EF = (0.6 x V
DD
) /t4
t
3
t
4
V
DD
80% of V
DD
20% of V
DD
0V
Clock
Output
Ordering Information
Ordering Code
[3]
CY26580OI–2
[4]
CY26580OI–2T
[4]
CY26580KOI–2
CY26580KOI–2T
Pb-Free
CY26580KQXI–2
CY26580KQXI–2T
20-pin SSOP (QSOP)
20-pin SSOP (QSOP) – Tape and Reel
Industrial
Industrial
3.3V
3.3V
Package Type
20-pin SSOP (QSOP)
20-pin SSOP (QSOP) – Tape and Reel
20-pin SSOP (QSOP)
20-pin SSOP (QSOP) – Tape and Reel
Temperature Range
Industrial
Industrial
Industrial
Industrial
Operating Voltage
3.3V
3.3V
3.3V
3.3V
Notes
3. Part numbers ending in -1 and -1T have been replaced by part numbers ending in -2 and -2T. Specifications for -1, -1T, -2 and -2T part numbers are identical.
[Original] What to do with this kind of interference? ——2009 New Year Reflection At the beginning of the New Year of 2009, based on the collection and summary of the initial understanding of the cause...
Abstract: The application of LonWorks technology makes the connotation of in-system programming more fully manifested. Based on the brief introduction of ISP and LonWorks technology, this paper explai...
Servo and motor drive designers require highly accurate closed-loop control to improve the energy efficiency and performance of their products. The new ADSP-CM40x family of mixed-signal control proces...
Everyone: I have a ready-made 5.0 kernel, but no pb5 installed, so I can't modify the kernel. So now I want to dynamically load the driver. I first use RegCreateKey to modify the registry, and then ca...
1. Equipment Overview
Shell-and-tube heat exchangers are a common heat exchange device used in chemical evaporation and heating equipment. Currently, the tubesheets of shell-and-tube heat exch...[Details]
"Have you set your calendar reminder?"
On August 24, Nvidia Robotics' official account posted a photo of a black gift box on a social media platform, with an attached greeting card sig...[Details]
1 Introduction
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[Details]
Definition of interactive projection system:
Interactive projection systems, also known as multimedia interactive projection, are available in floor, wall, and tabletop interactive projection....[Details]
Since its invention in the mid-1940s, the microwave oven has evolved from a humble beginning to commercial use, entering homes in the 1960s and rapidly gaining popularity. Its basic functionality a...[Details]
Industrial computers with GPUs leverage powerful parallel processing to build deep learning models to analyze and respond to optical inputs. The systems develop an understanding of visual data to i...[Details]
Recently, Joyson Electronics has made positive progress in the core technology research and development of the robot's "brain and brain" and key components, and launched the industry's first integr...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
With growing environmental awareness, the continuous improvement of three-electric technology and the increasing deployment of infrastructure such as charging stations, the electrification of new e...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
introduction
With the development and widespread use of integrated circuits in power electronics design, electronic products are trending towards smaller sizes, more components, and greater fu...[Details]
The power transmission system between a car's engine and drive wheels is called its drivetrain. It ensures the necessary traction and speed under various driving conditions, and coordinates these t...[Details]
Reasons for the wear of the roller press reducer shaft:
1. Since the expansion sleeve is subjected to a large torque, the mating surfaces of the shaft and the sleeve move relative to each other...[Details]
Naxin Micro releases the NS800RT737x high-performance real-time control MCU (DSP), enabling core control in the industrial and energy sectors.
In power electronics and electric drive...[Details]
In the wave of electrification and intelligence in the automotive industry, the E/E architecture is transitioning from distributed to domain control and then to regional architecture.
Th...[Details]
Industrial Control Electronics
京公网安备 11010802033920号
EEWORLD
