DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 151

• 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

Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0/Transmit FIFO Not Full Condition (TNF).
Bit 1/Transmit FIFO Below Low Watermark Condition (TLWM).
Bit 2/Receive FIFO Not Empty Condition (RNE).
Bit 3/Receive FIFO Above High Watermark Condition (RHWM).
Bit 4/Receive Packet Start Event (RPS).
Bit 5/Receive Packet End Event (RPE).
Bit 6/Transmit Message End Event (TMEND).
0 = interrupt masked
1 = interrupt enabled–interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled–interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled–interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled–interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
—
7
0
TMEND
IMR6, IMR7
HDLC # 1 Interrupt Mask Register 6
HDLC # 2 Interrupt Mask Register 7
21h, 23h
6
0
RPE
5
0
RPS
4
0
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RHWM
3
0
RNE
2
0
TLWM
1
0
TNF
0
0