W234X Cypress Semiconductor Corp, W234X Datasheet - Page 7

• Manufacturer Part Number: W234X
• Description: CLOCK GEN DIR RAMBS DUAL 28TSSOP
• Manufacturer: Cypress Semiconductor Corp
• Type: Direct RAMbus Clock Generatorr

Specifications of W234X

• Input: CMOS
• Output: CMOS
• Frequency - Max: 400MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP
• Frequency-max: 400MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1398

Timing Diagrams
Document #: 38-07232 Rev. *B
MULT0 and/or MULT1 and/or MULT2
CLK0/CLK0#
CLK1/CLK1#
Output Enable Control
PWR_DWN#
CLK1/CLK1#
Power-Down Exit and Entry
CLK0/CLK0#
STOP#
Figure 5. State Transition Timing Diagrams.
CLK1/CLK1#
CLK0/CLK0#
output clock
not specified
glitches may
occur.
Figure 6. Multiply Transition Timing.
t
CLKON
t
POWERUP
clock enabled
and glitch free
t
CLKSETL
t
ON
t
MULT
clock output settled within
50 ps of the phase before
disabled
t
t
POWERDN
STOP
t
CLKOFF
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