T7115AMCD LSI, T7115AMCD Datasheet - Page 50

• Manufacturer Part Number: T7115AMCD
• Manufacturer: LSI

Specifications of T7115AMCD

• Package Type: PLCC
• Lead Free Status / Rohs Status: Not Compliant

T7121 HDLC Interface for ISDN (HIFI-64)
Timing Characteristics
50
CLKX/CLKR
(CLKRI = 1)
(CLKXI = 1)
CLKX/CLKR
(CLKXI = 0)
(CLKRI = 1)
(FE = 1)
(FE = 1)
DXA/B
DRA/B
TSCA
DRA/B
DXA/B
TSCA
FS
FS
FRAME SYNC SAMPLED ON THIS EDGE OF CLKX/CLKR
(continued)
FIRST BIT TRANSMITTED
FRAME SYNC SAMPLED ON THIS EDGE OF CLKX/CLKR
0
FIRST BIT TRANSMITTED
0
0
Figure 19. FE = 1, CLKXI = 0, CLKRI = 1
Figure 20. FE = 1, CLKXI = 1, CLKRI = 1
FIRST BIT SAMPLED
0
1
1
1
FIRST BIT SAMPLED
1
2
2
2
2
3
3
3
3
4
4
4
4
5
5
5
5
DON'T CARE
6
6
3-STATE
6
3-STATE
DON'T CARE
6
Lucent Technologies Inc.
7
7
7
7
Data Sheet
April 1997
5-5045
5-5046