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DS26303LN-120+

Telecom Interface ICs 3.3V E1/T1/J1 Short Haul Octal LIU

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Telecom IC Line Interface Unit (LIU) 144-LQFP-EP (20x20)

16 E1, T1, or J1 Short/Long-Haul Line Interface Units
Independent E1, T1 or J1 Selections
Software-Selectable Transmit and Receive-Side Impedance Matching
Crystal Less Jitter Attenuator
Selectable Single-Rail and Dual-Rail Mode and AMI or HDB3/ B8ZS Line Encoding and Decoding
Detection and Generation of AIS
Digital/Analog Loss of Signal Detection as per T1.231, G.775 and ETSI 300233
External Master Clock can be Multiple of 2.048MHz or 1.544MHz for T1/J1 or E1 Operation. This Clock will be Internally Adapted for T1 or E1 Usage.
Receiver Signal Level Indicator from -2.5dB to -38dB in T1 Mode and –3dB to –43dB in E1 Mode in 2.5dB Increments
Two Built-In BERT Testers for Diagnostics
8-Bit Parallel Interface Support for Intel or Motorola Mode or a 4-Wire Serial Interface
Transmit Short Circuit Protection
G.772 Nonintrusive Monitoring
Receive Monitor Mode Handles Combinations of 14dB to 30dB of Resistive Attenuation Along with 12dB to 30dB of Cable Attenuation
Specification Compliance to the Latest T1 and E1 Standards—ANSI T1.102, AT&T Pub 62411, T1.231, T1.403, ITU G.703, G.742, G.775, G.823, ETSI 300 166, and ETSI 300 233
Single 3.3V Supply with 5V Tolerant I/O
JTAG Boundary Scan as per IEEE 1149.1

Pbfree Code	Yes	Part Life Cycle Code	Obsolete
Pin Count	144	Reach Compliance Code	compliant
ECCN Code	EAR99	HTS Code	8542.39.00.01
JESD-30 Code	S-PQFP-G144	JESD-609 Code	e3
Length	20 mm	Moisture Sensitivity Level	3
Number of Functions	1	Number of Terminals	144
Operating Temperature-Max	85 °C	Operating Temperature-Min	-40 °C
Peak Reflow Temperature (Cel)	260	Qualification Status	Not Qualified
Seated Height-Max	1.6 mm	Supply Current-Max	0.478 mA
Supply Voltage-Nom	3.3 V	Surface Mount	YES
Telecom IC Type	PCM TRANSCEIVER	Temperature Grade	INDUSTRIAL
Terminal Finish	MATTE TIN	Terminal Form	GULL WING
Terminal Pitch	0.5 mm	Terminal Position	QUAD
Time@Peak Reflow Temperature-Max (s)	30	Width	20 mm