Datasheet

DS21455/DS21458 Quad T1/E1/J1 Transceivers

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Figure 36-8. Transmit Side Boundary Timing (With Elastic Store Disabled)

LSB F MSB LSB MSB LSB MSB

CHANNEL 1 CHANNEL 2

ABC/AD/B ABC/AD/B

TCLK

TSER

TSYNC

TSIG

TCHCLK

TCHBLK

TLCLK

TLINK

D/B

DON'T CARE

NOTES:

1) TSYNC is in the output mode (IOCR1.1 = 1).

2) TSYNC is in the input mode (IOCR1.1 = 0).

3) TCHBLK is programmed to block channel 2.

4) Shown is TLINK/TLCLK in the ESF framing mode.