W66910CD Winbond Electronics, W66910CD Datasheet - Page 75

• Manufacturer Part Number: W66910CD
• Manufacturer: Winbond Electronics

Specifications of W66910CD

• Lead Free Status / Rohs Status: Not Compliant

Note: The load capacitance C
External ocsillator input (XTAL1) clock characteristics
9.4 Preliminary Switching Characteristics
9.4.1 PCM Interface Timing
Note 1: These drawings are not to scale.
Note 2 : The frequency of PBCK is 1536 kHz which includes 24 channels of 64 kbps data. The PFCK1 and PFCK2 are located at
channel 1 and channel 2, each with a 8 x PBCK duration.
Detailed PCM timing
Parameter
Duty cycle
PBCK
PTXD
PFCK1
PFCK2
(1.536MHz)
PBCK
PFCK1
PFCK2
PTXD
PRXD
ta3
ta4
Min.
1:2
ta1 ta2
Port1
L
Port1
CH 1
ta7
depends on the crystal specification. The typical values are 33 to 47 pF.
Max.
2:1
CH 2
Port2
Port2
24 CHs
-75 -
ta6
W66910 PCI ISDN S/T-Controller
ta5
Publication Release Date:
Port1
Port1
Port2
Port2
Data Sheet
Revision 1.0
Feb,2001