DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 229

• Manufacturer Part Number: DS21455
• Description: Network Controller & Processor ICs Quad E1-T1-J1 Single -Chip Transceiver (S
• Manufacturer: Maxim Integrated Products

Specifications of DS21455

• Product: Framer
• Number Of Transceivers: 4
• Data Rate: 64 Kbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 328 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Package / Case: BGA

Figure 36-2. Receive Side ESF Timing
NOTES:
1) RSYNC in frame mode (IOCR1.4 = 0) and double-wide frame sync is not enabled (IOCR1.6 = 0).
2) RSYNC in frame mode (IOCR1.4 = 0) and double-wide frame sync is enabled (IOCR1.6 = 1).
3) RSYNC in multiframe mode (IOCR1.4 = 1).
4) ZBTSI mode disabled (T1RCR2.2 = 0).
5) RLINK data (FDL bits) is updated one bit time before odd frames and held for two frames.
6) ZBTSI mode is enabled (T1RCR2.2 = 1).
7) RLINK data (Z bits) is updated one bit time before odd frames and held for four frames.
FRAME#
RFSYNC
RSYNC
RLCLK
RSYNC
TLCLK
RSYNC
RLINK
TLINK
4
5
6
1
2
3
7
1
2
3
4
5
6
7
8
9 10 11 12
229 of 270
13 14 15 16 17 18 19 20 21 22 23 24 1
2
3
4
5