DS26502 Maxim Integrated Products, DS26502 Datasheet - Page 17

• Manufacturer Part Number: DS26502
• Description: T1/E1/J1/64KCC BITS Element
• Manufacturer: Maxim Integrated Products

AD[2]/RSM/
AD[3]/TSM
RMODE3/
RMODE0
TCSS0/
NAME
AD[4]/
AD[1]/
AD[0]/
TCSS1
SCLK
MOSI
MISO
TYPE
I/O
I/O
I/O
I/O
I/O
I
Data Bus D[4] or Address/Data Bus AD[4]/Receive Framing Mode Select
Bit 0
A[4]: In nonmultiplexed bus operation (BIS[1:0] = 01), it serves as the data
bus D[4].
AD[4]: In multiplexed bus operation (BIS[1:0] = 00), it serves as the
multiplexed address/data bus AD[4].
RMODE0: In Hardware Mode (BIS[1:0] = 11), it selects the receive side
operating mode.
Data Bus D[3] or Address/Data Bus AD[3]/TS_8K_4 Mode Select
A[3]: In nonmultiplexed bus operation (BIS[1:0] = 01), it serves as the data
bus D[3].
AD[3]: In multiplexed bus operation (BIS[1:0] = 00), it serves as the
multiplexed address/data bus AD[3].
TSM: In Hardware Mode (BIS[1:0] = 11), this pin selects the function of
TS_8K_4. Please see the register descriptions for more detailed information.
Data Bus D[2] or Address/Data Bus AD[2]/RS_8K Mode Select/
Serial Clock
A[2]: In nonmultiplexed bus operation (BIS[1:0] = 01), it serves as the data
bus D[2].
AD[2]: In multiplexed bus operation (BIS[1:0] = 00), it serves as the
multiplexed address/data bus AD[2].
RSM: In Hardware Mode (BIS[1:0] = 11), this pin selects the function of
RS_8K. Please see the register descriptions for more detailed information.
SCLK: In Serial Port mode this is the serial clock input.
Data Bus D[1] or Address/Data Bus AD[1]/Receive Mode Select 3/Master
Out-Slave In
A[1]: In nonmultiplexed bus operation (BIS[1:0] = 01), it serves as the data
bus D[1].
AD[1]: In multiplexed bus operation (BIS[1:0] = 00), it serves as the
multiplexed address/data bus AD[1].
RMODE3: In Hardware Mode (BIS[1:0] = 11), this pin selects the receive
side operating mode.
MOSI: Serial data input called Master Out-Slave In for clarity of data transfer
direction.
Data Bus D[0] or Address/Data Bus AD[0]/Transmit Clock Source
Select 0/Master In-Slave Out
A[0]: In nonmultiplexed bus operation (BIS[1:0] = 01), it serves as the data
bus D[0].
AD[0]: In multiplexed bus operation (BIS[1:0] = 00), it serves as the
multiplexed address/data bus AD[0].
TCSS0: Transmit Clock Source Select 0.
MISO: In serial bus mode (BIS[1:0] = 10), this pin serves as the serial data
output Master In-Slave Out.
Transmit Clock Source Select. Transmit Clock Source Select 1
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FUNCTION
DS26502 T1/E1/J1/64KCC BITS Element