DS2156L+ Maxim Integrated Products, DS2156L+ Datasheet - Page 206
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/BERT in Synchronization Condition (BSYNC)
Bit 1/Receive Loss-of-Synchronization Condition (BRLOS)
Bit 2/Receive All-Zeros Condition (BRA0)
Bit 3/Receive All-Ones Condition (BRA1)
Bit 4/BERT Error-Counter Overflow Event (BECO)
Bit 5/BERT Bit-Counter Overflow Event (BBCO)
Bit 6/Bit-Error Detected Event (BBED)
BERT Alternating Word-Count Rate. When the BERT is programmed in the alternating word mode, the words
repeat for the count loaded into this register then flip to the other word and again repeat for the number of times
loaded into this register.
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0 to 7/Alternating Word-Count Rate Bits 0 to 7 (ACNT0 to ACNT7). ACNT0 is the LSB of the 8-bit
alternating word-count rate counter.
0 = interrupt masked
1 = interrupt enabled—interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled—interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled—interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled—interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
ACNT7
—
7
0
7
0
ACNT6
BBED
6
0
IMR9
Interrupt Mask Register 9
27h
BAWC
BERT Alternating Word-Count Rate
DBh
6
0
ACNT5
BBCO
5
0
5
0
ACNT4
BEC0
4
0
4
0
206 of 265
ACNT3
BRA1
3
0
3
0
ACNT2
BRA0
2
0
2
0
BRLOS
ACNT1
1
0
1
0
BSYNC
ACNT0
0
0
0
0
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