Rainbow Electronics DS21458 - Manual (Page 203)

DS21455/DS21458 Quad T1/E1/J1 Transceivers
203 of 270
Figure 30-1. DS21455 ESIB Group
NOTE: UP TO 8 PORTS (TWO DS21455s) CAN BE ARRANGED INTO AN ESIB GROUP. ON THE DS21455, ESIB
SIGNALS ARE BROUGHT OUT FOR EACH TRANSCEIVER.
ESIBS0_1
ESIBS1_1
ESIBRD_1
PORT # 1
ESIBS0_2
ESIBS1_2
ESIBRD_2
PORT # 2
ESIBS0_3
ESIBS1_3
ESIBRD_3
PORT # 3
ESIBS0_4
ESIBS1_4
ESIBRD_4
PORT # 4
DS21455 #1
CPU I/F
ESIBS0_1
ESIBS1_1
ESIBRD_1
ESIBS0_2
ESIBS1_2
ESIBRD_2
ESIBS0_3
ESIBS1_3
ESIBRD_3
ESIBS0_4
ESIBS1_4
ESIBRD_4
PORT #5
PORT # 6
PORT # 7
PORT # 8
DS21455 #2
CPU I/F