CY25482 Cypress Semiconductor, CY25482 Datasheet - Page 4

• Manufacturer Part Number: CY25482
• Description: (CY25402 - CY25482) Two PLL Programmable Clock Generator
• Manufacturer: Cypress Semiconductor

Table 3. Pin Definition - CY25482 (2.5 V, 3.0 V, or 3.3 V Supply)
Table 4. Pin Definition - CY25422 (1.8 V Supply)
Document #: 001-12565 Rev. *F
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Pin Number
Pin Number
XIN/EXCLKIN
V
CLK1
REFOUT/FS0
PD#/OE/FS1
CLK2/SSON
GND
XOUT
EXCLKIN
V
CLK1
REFOUT/FS0 Output/input
PD#/OE/FS1
CLK2/SSON
GND
DNU
DD
DD
Name
Name
Input
Power
Output
Output/input
Input
Output/input
Power
Output
Input
Power
Output
Input
Output/input
Power
Output
IO
IO
REFOUT/
REFOUT/
EXCLKIN
EXCLKIN
FS0
FS0
Figure 2. Pin Diagram - CY25482 8-LD SOIC
Figure 3. Pin Diagram - CY25422 8-LD SOIC
CLK1
CLK1
XIN/
V
V
DD
DD
2.5 V, 3.0 V, or 3.3 V external clock input
Power Supply: 2.5 V, 3.0 V, or 3.3 V
Programmable clock output with spread spectrum
Multifunction programmable pin: Reference clock output or frequency select pin
Multifunction programmable pin: Power-down, output enable or frequency select
pin
Multifunction Programmable pin: Programmable clock output with spread spectrum
or spread spectrum ON/OFF control pin
Power supply ground
Do not use this pin
Crystal input or 1.8 V external clock input
Power supply: 1.8 V
Programmable clock output with spread spectrum
Multifunction programmable pin: reference clock output or frequency select pin
Multifunction programmable pin: power-down, output enable or frequency select
pin
Multifunction programmable pin: programmable clock output with spread spectrum
or spread spectrum ON/OFF control pin
Power supply ground
Crystal output
1
2
3
4
1
2
3
4
CY25422
CY25482
8
7
6
5
8
7
6
5
GND
PD#/OE/FS1
XOUT
PD#/OE/FS1
GND
CLK2/SSON
CLK2/SSON
DNU
Description
Description
CY25402/CY25422/CY25482
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