CY25482 Cypress Semiconductor, CY25482 Datasheet - Page 3

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

Table 1. Device Selector Guide
Pin Description
Table 2. Pin Definition - CY25402 (2.5 V, 3.0 V, or 3.3 V Supply)
Document #: 001-12565 Rev. *F
1
2
3
4
5
6
7
8
Pin Number
CY25402
CY25482
CY25422
Device
XIN/EXCLKIN Input
V
CLK1
REFOUT/FS0 Output/input
PD#/OE/FS1
CLK2/SSON
GND
XOUT
DD
Name
Power
Output
Input
Output/input
Power
Output
Crystal Input
IO
Yes
Yes
REFOUT/
No
EXCLKIN
Figure 1. Pin Diagram - CY25402 8-LD SOIC
FS0
CLK1
XIN/
V
DD
Crystal input or 1.8 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
Crystal output
1
2
3
4
CY25402
2.5 V, 3.0 V, 3.3 V LVCMOS
EXCKLKIN Input
1.8 V LVCMOS
1.8 V LVCMOS
8
7
6
5
PD#/OE/FS1
XOUT
GND
CLK2/SSON
Description
CY25402/CY25422/CY25482
2.5 V, 3.0 V, 3.3 V
2.5 V, 3.0 V, 3.3 V
1.8 V
V
DD
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