DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 239

• 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 36-12. Receive Side Boundary Timing (With Elastic Store Disabled)
NOTES:
1) RCHBLK is programmed to block channel 1.
2) RLCLK is programmed to mark the Sa4 bit in RLINK.
3) Shown is a RNAF frame boundary.
4) RSIG normally contains the CAS multiframe-alignment nibble (0000) in channel 1.
RCHBLK
RFSYNC
RCHCLK
RSYNC
RLINK
RLCLK
RSER
RCLK
RSIG
1
2
CHANNEL 32
CHANNEL 32
A
B
C
LSB
D
Si
1
239 of 270
A Sa4 Sa5 Sa6 Sa7 Sa8
Sa4 Sa5 Sa6 Sa7 Sa8
CHANNEL 1
CHANNEL 1
Note 4
MSB
CHANNEL 2
CHANNEL 2
A
B