DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 118

• 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/Receive Elastic Store Slip Occurrence Event (RSLIP). Set when the receive elastic store has either repeated or deleted
a frame.
Bit 1/Receive Elastic Store Empty Event (RESEM). Set when the receive elastic store buffer empties and a frame is
repeated.
Bit 2/Receive Elastic Store Full Event (RESF). Set when the receive elastic store buffer fills and a frame is deleted.
Bit 3/Transmit Elastic Store Slip Occurrence Event (TSLIP). Set when the transmit elastic store has either repeated or
deleted a frame.
Bit 4/Transmit Elastic Store Empty Event (TESEM). Set when the transmit elastic store buffer empties and a frame is
repeated.
Bit 5/Transmit Elastic Store Full Event (TESF). Set when the transmit elastic store buffer fills and a frame is deleted.
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0/Receive Elastic Store Slip Occurrence Event (RSLIP).
Bit 1/Receive Elastic Store Empty Event (RESEM).
Bit 2/Receive Elastic Store Full Event (RESF).
Bit 3/Transmit Elastic Store Slip Occurrence Event (TSLIP).
Bit 4/Transmit Elastic Store Empty Event (TESEM).
Bit 5/Transmit Elastic Store Full Event (TESF).
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
—
—
7
0
7
0
—
—
SR5
Status Register 5
1Eh
IMR5
Interrupt Mask Register 5
1Fh
6
6
0
0
TESF
TESF
5
0
5
0
TESEM
TESEM
4
0
4
0
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TSLIP
TSLIP
3
0
3
0
RESF
RESF
2
0
2
0
RESEM
RESEM
1
0
1
0
RSLIP
RSLIP
0
0
0
0