DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 241

• 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 36-14. Receive Side Boundary Timing, RSYSCLK = 2.048MHz
(With Elastic Store Enabled)
NOTES:
1) RSYNC is in the output mode (IOCR1.4 = 0).
2) RSYNC is in the input mode (IOCR1.4 = 1).
3) RCHBLK is programmed to block channel 1.
4) RSIG normally contains the CAS multiframe-alignment nibble (0000) in channel 1.
RSYSCLK
RCHBLK
RMSYNC
RCHCLK
RSYNC
RSYNC
RSER
RSIG
2
1
3
CHANNEL 31
A
CHANNEL 31
B
C
LSB MSB
D
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CHANNEL 32
A
CHANNEL 32
B
C
LSB MSB
D
CHANNEL 1
CHANNEL 1
Note 4