AK2548 Datasheet, PDF (13/30 Pages) Asahi Kasei Microsystems – 7 channel E1 Transceiver

ASAHI KASEI
tpwho
tpwlo
RCLK ^50%
50%
50%
tsur thr
RPOS/RNEG
50%
Figure 1. Receiver Timing
tpwhi
tpwli
TCLK
50%
tsut
50%
tht
50%
TPOS/TNEG
50%
Figure 2. Transmitter Timing
tr
90%
10%
tf
90%
10%
Figure 3. Rise and Fall Times
(RCLK,RPOS,RNEG,TCLK,TPOS,TNEG)
[AK2548]
C0028-E-00
13
1999/9