DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 244

• 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 36-17. G.802 Timing, E1 Mode Only
RCHCLK
TCHCLK
RCHBLK
TCHBLK
NOTE:
1) RCHBLK or TCHBLK programmed to pulse high during time slots 1 through 15, 17 through 25, and
RSYNC
TSYNC
TS #
bit 1 of time slot 26.
31 32
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
RCHCLK / TCHCLK
RCHBLK / TCHBLK
RCLK / RSYSCLK
TCLK / TSYSCLK
RSER / TSER
244 of 270
CHANNEL 25
DS21455/DS21458 Quad T1/E1/J1 Transceivers
LSB MSB
CHANNEL 26
0
1 2