UPD98405 NEC, UPD98405 Datasheet - Page 58

• Manufacturer Part Number: UPD98405
• Description: 155M ATM INTEGRATED SAR CONTROLLER
• Manufacturer: NEC

PMD serial interface (internal PHY mode)
58
REFCLK cycle time
REFCLK high-level width
REFCLK low-level width
Parameter
REFCLK
Symbol
t
t
t
WRFH
WRFL
CYRF
Data Sheet S12689EJ2V0DS00
t
WRFH
Condition
t
CYRF
t
WRFL
–20 ppm
0.4
0.4
MIN.
t
t
CYRF
CYRF
51.4403
TYP.
+20 ppm
MAX.
0.4
0.4
t
t
CYRF
CYRF
Unit
PD98405
ns
ns
ns
*
*
*