DS2156L+ Maxim Integrated Products, DS2156L+ Datasheet - Page 54
DS2156L+
Manufacturer Part Number
DS2156L+
Description
IC TXRX T1/E1/J1 1-CHIP 100-LQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS2156L.pdf
(265 pages)
Specifications of DS2156L+
Function
Single-Chip Transceiver
Interface
E1, J1, T1, TDM, UTOPIA II
Number Of Circuits
1
Voltage - Supply
3.14 V ~ 3.47 V
Current - Supply
75mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-LQFP
Includes
BERT Generator and Detector, CMI Coder and Decoder, HDLC Controller
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
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Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0/Receive-Side D4 Yellow Alarm Select (RD4YM)
Bit 1/Receive Japanese CRC6 Enable (RJC)
Bit 2/Receive-Side ZBTSI Support Enable (RZBTSI). Allows ZBTSI information to be output on RLINK pin.
Bit 3/Receive FDL Zero-Destuffer Enable (RZSE). Set this bit to 0 if using the internal HDLC/BOC controller
instead of the legacy support for the FDL. See Section 22.5 for details.
Bit 4/Receive SLC-96 Enable (RSLC96). Only set this bit to a 1 in D4/SLC-96 framing applications. See Section
22.6 for details.
Bit 5/Receive B8ZS Enable (RB8ZS)
Bit 6/Receive Frame Mode Select (RFM)
Bit 7/Unused, must be set to 0 for proper operation
0 = 0s in bit 2 of all channels
1 = a 1 in the S-bit position of frame 12 (J1 Yellow Alarm Mode)
0 = use ANSI/AT&T/ITU CRC6 calculation (normal operation)
1 = use Japanese standard JT–G704 CRC6 calculation
0 = ZBTSI disabled
1 = ZBTSI enabled
0 = zero destuffer disabled
1 = zero destuffer enabled
0 = SLC-96 disabled
1 = SLC-96 enabled
0 = B8ZS disabled
1 = B8ZS enabled
0 = D4 framing mode
1 = ESF framing mode
—
7
0
RFM
6
0
T1RCR2
T1 Receive Control Register 2
04h
RB8ZS
5
0
RSLC96
4
0
54 of 265
RZSE
3
0
RZBTSI
2
0
RJC
1
0
RD4YM
0
0
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