DS2182AQ View Datasheet(PDF) - Dallas Semiconductor -> Maxim Integrated
Part Name
Description
Manufacturer
DS2182AQ Datasheet PDF : 26 Pages
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www.maxim-ic.com
FEATURES
§ Performs framing and monitoring functions
§ Supports Superframe and extended
Superframe formats
§ Four on-board error counters
− 16-bit bipolar violation
− 8-bit CRC
− 8-bit OOF
− 8-bit frame bit error
§ Indication of the following
− Yellow and blue alarms
− Incoming B8ZS code words
− 8 and 16 zero strings
− Change-of-frame alignment
− Loss-of-sync
− Carrier loss
§ Simple serial interface used for
configuration, control, and status monitoring
§ Burst mode allows quick access to counters
for status updates
§ Automatic counter reset feature
§ Single 5V supply; low-power CMOS
technology
§ Available in 28-pin DIP and 28-pin PLCC
§ The DS2182A is upward-compatible from
the original DS2182
The DS2182A includes the following changes
from the original DS2182:
§ Ability to count excessive zeros
§ Severely errored- framing-event indication
§ Updated AIS detection
§ Updated RCL detection
§ AIS and RCL alarm clear indications
DS2182A
T1 Line Monitor Chip
PIN ASSIGNMENT (Top View)
INT 1
SDI 2
SDO 3
CS 4
SCLK 5
NC 6
RYEL 7
RLINK 8
RLCLK 9
RCLK 10
RCHCLK 11
RSER 12
N.C. 13
VSS 14
28 VDD
27 RLOS
26 RFER
25 RBV
24 RCL
23 RNEG
22 RPOS
21 RST
20 TEST
19 RSIGSEL
18 RSIGFR
17 RABCD
16 RMSYNC
15 RFSYNC
28-Pin DIP (600mil)
ORDERING INFORMATION
PART
PIN-
PACKAGE
TEMP
RANGE
DS2182A
DS2182AN
28 DIP
28 DIP
0°C to +70°C
-40°C to +85°C
DS2182AQ
DS2182AQN
28 PLCC
28 PLCC
0°C to +70°C
-40°C to +85°C
Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device
may be simultaneously available through various sales channels. For information about device errata, click here: http://www.maxim-ic.com/errata.
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