DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 114

• 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
Bits 0 to 7/Receive Channels 17 to 24 Channel Blocking Control Bits (CH17 to CH24).
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0 to 7/Receive Channels 25 to 32 Channel Blocking Control Bits (CH25 to CH32).
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0 to 7/Transmit Channels 1 to 8 Channel Blocking Control Bits (CH1 to CH8).
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0 to 7/Transmit Channels 9 to 16 Channel Blocking Control Bits (CH9 to CH16).
0 = force the RCHBLK pin to remain low during this channel time
1 = force the RCHBLK pin high during this channel time
0 = force the RCHBLK pin to remain low during this channel time
1 = force the RCHBLK pin high during this channel time
0 = force the TCHBLK pin to remain low during this channel time
1 = force the TCHBLK pin high during this channel time
0 = force the TCHBLK pin to remain low during this channel time
1 = force the TCHBLK pin high during this channel time
CH24
CH32
CH16
CH8
7
0
7
0
7
0
7
0
CH23
CH31
CH15
CH7
RCBR3
Receive Channel Blocking Register 3
8Ah
RCBR4
Receive Channel Blocking Register 4
8Bh
TCBR1
Transmit Channel Blocking Register 1
8Ch
TCBR2
Transmit Channel Blocking Register 2
8Dh
6
6
6
6
0
0
0
0
CH22
CH30
CH14
CH6
5
0
5
0
5
0
5
0
CH21
CH29
CH13
CH5
4
0
4
0
4
0
4
0
114 of 270
CH20
CH28
CH12
CH4
3
0
3
0
3
0
3
0
CH19
CH27
CH11
CH3
2
0
2
0
2
0
2
0
CH18
CH26
CH10
CH2
1
0
1
0
1
0
1
0
CH17
CH25
CH1
CH9
0
0
0
0
0
0
0
0