AM79213 Legerity, AM79213 Datasheet
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AM79213
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AM79213 Summary of contents
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... Am79213/Am79C203/031 Advanced Subscriber Line Interface Circuit (ASLIC™) Device Advanced Subscriber Line Audio-Processing Circuit (ASLAC™) Device DISTINCTIVE CHARACTERISTICS Performs all of the functions of a codec-filter Single channel architecture Performs Battery-feed, Ring-trip, Signaling, Coding, Hybrid and Test (BORSCHT) functions Single hardware design meets multiple country ...
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... Microprocessor Interface (Output Mode PCM Highway Timing for (Transmit on Negative PCLK Edge PCM Highway Timing for (Transmit on Positive PCLK Edge ASLIC/ASLAC Devices Linecard Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Programmable Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 General Description of CSD Coefficients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Physical Dimension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 PL032 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 PL044 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 2 Am79213/Am79C203/031 Data Sheet ...
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LIST OF FIGURES Figure 1. Transmit and Receive Path Attenuation vs. Frequency . . . . . . . . . . . . . . . . . . . 26 Figure 2. Group Delay Distortion . . . ...
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... The Am79213/Am79C203/031 Advanced Subscriber Line Interface chip set implements a universal telephone line interface function. This enables the design of a single, low cost, high performance, fully software programmable line interface card for multiple country applications world wide. All AC, DC, and signaling parameters are fully ...
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... C TEMPERATURE RANGE C = Commercial (0°C to 70°C)* PACKAGE TYPE J = 32-pin Plastic Leaded Chip Carrier (PL 032) DEVICE NUMBER/DESCRIPTION Am79213 Advanced Subscriber Line Interface Circuit Valid Combinations Valid Combinations list configurations planned supported in volume for this device. Consult the local Legerity sales office to confirm availabil- ity of specific valid combinations and to check on newly released combinations ...
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... ORDERING INFORMATION (continued) ASLAC Device Must order Am79213 with the device below. Am79C203/031 J Valid Combinations Am79C203 Am79C2031 Note: * Functionality of the device from 0°C to +70°C is guaranteed by production testing. Performance from –40°C to +85°C is guaranteed by characterization and periodic sampling of production units. ...
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... RINGOUT TMG QBAT Notes: 1. RSVD = Reserved. Do not connect to this pin Connect FS I/O1 I/O2 DCLK DI/O VCCD Am79213 Am79C203 ...
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... DCLK 11 DI/O 12 VCCD Note: RSVD = Reserved. Do not connect to this pin Am79C2031 Am79213/Am79C203/031 Data Sheet 40 IBAT 39 IAB 38 IREF 37 VLBIAS 36 35 VCCA IDIF 34 ISUM 33 IRTA 32 IRTB 31 IDC 30 29 RSVD ...
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... This input is nominally at VREF potential. RSVD Input Reserved. This is used during Legerity testing. In the application, this pin must be floating. SA, SB Input A and B Lead Voltage Sense. These pins sense the voltages on the line side of the fuse resistors at the A and B leads ...
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... Battery Voltage Sense. The IBAT pin is a current summing node referenced to AGND and receives a current that is proportional to the system battery voltage. A sense resistor/ca- pacitor network is connected between the QBAT pin of the ASLIC device and the IBAT pin. Am79213/Am79C203/031 Data Sheet ...
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Pin Names Type IDC Output DC Loop Control Current. The IDC output supplies a current to the ASLIC device for pro- portional control of the DC loop current flowing through the subscriber loop. IDIF Input Longitudinal Sense. IDIF is a ...
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... Analog Output. The voice data from the received PCM channel (timeslot) is digitally pro- cessed and converted to an analog signal which is present on the VOUT pin of the ASLAC device. VREF Output Analog Reference. This pin provides a voltage reference to be used as the analog zero level reference on the ASLIC device. 12 Description Am79213/Am79C203/031 Data Sheet ...
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ASLIC/ASLAC DEVICES FUNCTIONAL DESCRIPTION The ASLIC/ASLAC devices chip set integrates all func- tions of the subscriber line. The chip set comprises an ASLIC device and an ASLAC device. The set provides two basic functions: 1) the ASLIC device, a high-voltage, ...
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... Detection thresholds for these functions are programmable. A programmable debounce timer is available that eliminates false detection due to contact bounce. For subscriber line diagnostics, AC and DC line conditions can be monitored using special test modes. Results are read using the MPI commands. Am79213/Am79C203/031 Data Sheet ...
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ELECTRICAL REQUIREMENTS Power Dissipation Loop resistance = 0 to ∞ (not including fuse resistors Ω fuse resistors, VBAT = QBAT = –48 V, VCC = +5 V. For power dissipation measurements, DC Feed conditions are programmed as ...
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... Functionality of the device from 0°C to +70°C is guaranteed by production testing. Performance from –40°C to +85°C is guaranteed by characterization and periodic sampling of pro- duction units. Am79213/Am79C203/031 Data Sheet ≤ +125°C A ≤ +85°C A with respect to DGND ....... –0 .................................± ...
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PERFORMANCE SPECIFICATIONS (See note 0°C to 70°C unless otherwise noted. A No. Item 1 2-wire loop voltage Standby state, R Active state, RL IRSN = 140 µA Disable state, RL IRSN = 80 µA 2 Feed resistance ...
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... Input impedance GND 18 Condition Min 1/333 1/667 1.26 RINGOUT RY1OUT RY2OUT RY3OUT BGND Condition 1 relay on 4 relays on 1 relay on 4 relays Condition Am79213/Am79C203/031 Data Sheet Typ Max Unit 1/300 1/273 1/600 1/546 1 3 µA 0.1 3 1.8 3 kΩ 254 A/A 0 –0.4 mA Min ...
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Table 4. ASLIC Device Transmission Specifications (continued) No. Item 4-wire gain –10 dBm, 1 kHz 4-wire gain variation 300 to 3400 Hz relative to 1 kHz with frequency ...
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... Hz L Table 5. ASLAC Device DC Specifications Condition Min –0.5 2.0 –10 = ±200 µA V – 0. ±200 µA – 400 µ 172.7 0.0624 27.93 Am79213/Am79C203/031 Data Sheet Min Typ Max Unit +23 dBrnC 20 mArms Typ Max Unit 0 0.5 CC +10 µ ...
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Table 5. ASLAC Device DC Specifications (continued) No. Item 9 IDC error among Any ILA or ILD programmed value > (IDC > 78.7 µA) programmed ILA, ILD Any ILA or ILD programmed value ≤ (IDC ≤ ...
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... VCC = 4.75 – 5. –40°C to 0°C/70°C to 85° –40°C to 0°C/70°C to 85°C ) OUT –8 dB Am79213/Am79C203/031 Data Sheet Min Typ Max Unit –0.25 0 +0.25 –0.30 0 +0.30 – ...
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Table 6. ASLAC Device Transmission and Signaling Specifications (continued) No. Item 11 Switchhook thresholds All TSH settings Switchhook hysteresis All TSH settings 12 Ground-key thresholds All TGK settings Ground-key hysteresis All TGK settings 13 Voltage that sets Voltage on ASLIC ...
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... DC Feed performance derates by 5% when operating from –40°C to 0°C and 70°C to 85°C. 19. Threshold values derate by 5% when operating from –40°C to 0°C and 70°C to 85°C. 20. Power cross and ring trip values derate by 5% when operating from –40°C to 0°C and 70°C to 85°C. 24 Am79213/Am79C203/031 Data Sheet ...
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In the following section, the transmit path is defined as the section between the analog input to the ASLAC device (VIN) and the PCM voice output of the ASLAC device A-law/µ-law speech compressor (shown in the technical overview document). The ...
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... The deviations from nominal attenuation will stay within the limits shown in Figure 1. The reference frequency is 1014 Hz and the signal level is –10 dBm0. Minimum transmit attenuation dB 0.6 Attenuation (dB) 0.125 0 –0.125 0 Figure 1. Transmit and Receive Path Attenuation vs. Frequency 26 ASLAC Device Specification Receive path 200 300 600 Frequency (Hz) Am79213/Am79C203/031 Data Sheet 0.80 0.65 0.2 3000 3200 3400 ...
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Group Delay Distortion For either transmission path, the group delay distortion is within the limits shown in Figure 2. The minimum value of the group delay is taken as the reference. The signal level should be –10 dBm0. 420 Delay ...
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... Note: Relax specification by 0. –40°C. Figure 4. µ-law Gain Linearity with Tone Input (Both Paths) 28 ASLAC Device Specification –55 –50 –40 –10 ASLAC Device Specification –55 –50 –37 –10 Am79213/Am79C203/031 Data Sheet Input Level 0 +3 (dBm0) Input Level 0 +3 (dBm0) ...
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Total Distortion, Including Quantizing Distortion The signal-to-total distortion ratio will exceed the limits shown in Figure 5 for either path when the input signal is a sine wave signal of frequency 1014 Hz. Improved distortion at lower levels in LSSGR ...
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... Fundamental Output Power (dBm0 Acceptable Region Fundamental Input Power (dBm0) Figure 6. A/A Overload Compression Am79213/Am79C203/031 Data Sheet ...
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SWITCHING CHARACTERISTICS Microprocessor Interface Min. and Max. values are valid for all digital outputs with a 100 pF load, except DI/O, DXA, and DXB, which are valid with 150 pF loads. No. Symbol 1 t Data clock period DCY 2 ...
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... PCM data input setup time DRS 36 t PCM data input hold time DRH 32 Table 8. PCM Interface Parameter Min 0.122 PCY Am79213/Am79C203/031 Data Sheet Typ Max Units Note 7.8125 µ – PCY ...
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Master Clock For 2.048 MHz ± 100 ppm, 4.096 MHz ± 100 ppm, or 8.192 MHz ± 100 ppm operation: No. Symbol 37 t Master clock period (2.048 MHz) MCY Master clock period (4.096 MHz) Master clock period (8.192 MHz) ...
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... SWITCHING WAVEFORMS Input and Output Waveforms for AC Tests 2.4 0.45 Master Clock Timing 2.0 2 Test Points 0.8 0 Am79213/Am79C203/031 Data Sheet 38 ...
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Microprocessor Interface (Input Mode VIH DCLK VIL VIL Data D IN Valid In/Outputs C1, C2, I/O1, I/O2, I/O3*, I/O4* * Available on 44-pin version only Microprocessor Interface (Output Mode) VIH DCLK VIL 13 ...
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... PCM Highway Timing for (Transmit on Negative PCLK Edge PCLK IL FS TSCA / TSCB 32 DXA/DXB DRA/DRB 36 Time Slot Zero Clock Slot Zero First Bit First Second Bit Bit V IL Am79213/Am79C203/031 Data Sheet 31 See Note 4 34 ...
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PCM Highway Timing for (Transmit on Positive PCLK Edge PCLK TSCA/ TSCB 32 DXA/DXB DRA/DRB Time Slot Zero Clock Slot Zero ...
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... W Power dissipated in the ASLIC device while in the Polarity Reverse state Total die temperature Thermal impedance of the 32-pin plastic leaded chip carrier package Am79213/Am79C203/031 Data Sheet . Z is the desired 2-wire AC input imped- F 2WIN , the internal current amplifier pole T is defined above, and ...
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ASLIC/ASLAC DEVICES LINECARD SCHEMATIC ASLIC (32-Pin PLCC) RSA RFA K1A A CAD K2A + VCC C. TEST U3 E BATTERY 4 2 BUS CHP RSB RFB K2B B ...
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... Ceramic, VBAT Typ. 100 nF 20% 100 V Ceramic, 0.5 VBAT Typ 1.0 µF 20 Ceramic 1 Ceramic 100 nF 20% 100 V Protector speed up capacitor ≤200 coil DPDT ring relay ≤200 coil DPDT (optional) line circuit test ≤200 coil optional Am79213/Am79C203/031 Data Sheet Comments ...
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PROGRAMMABLE FILTERS General Description of CSD Coefficients The filter functions are performed by a series of multiplications and accumulations. A multiplication is accomplished by repeatedly shifting the multiplicand and summing the result with the previous value at that summation node. ...
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... The number of CSD coefficients limited the GR, GX and the IIR part of the B filter, and 3 for the FIR part of the B filter. Note also that the GX-filter coefficient equation is slightly different from the other filters iGX i Please refer to the Am79213/Am79C203/031 Technical Reference, PID 21325A detailing the commands for complete details on programming the coefficients • ...
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PHYSICAL DIMENSION PL032 .485 .495 .447 .453 .585 Pin 1 I.D. .595 .547 .553 .026 .032 TOP VIEW PL044 .685 .695 .650 .656 Pin 1 I.D. .685 .695 .650 .656 .026 .050 REF .032 TOP VIEW .009 .015 .125 .140 ...
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... Updated the Pin Description table to correct inconsistencies. • Minor changes were made to the data sheet style and format to conform to Legerity standards. Revision C to Revision D • Page 26, Attenuation Distortion, The sentence “The attenuation of the signal in either path is nominally inde- pendent of the frequency” was deleted. 44 Am79213/Am79C203/031 Data Sheet ...
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... Notes: www.legerity.com ...
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... By combining process, design, systems architecture, and a complete set of software and hardware support tools with unparalleled factory and worldwide field applications support, Legerity ensures its customers enjoy a smoother design experience this commitment to our customers that places Legerity in a class by itself. ...
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... Legerity's products are not designed, intended, authorized or warranted for use as components in systems intended for surgical implant into the body other applications intended to support or sustain life any other application in which the failure of Legerity's product could create a situation where personal injury, death, or severe property or environmental damage may occur. Legerity reserves the right to discontinue or make changes to its products at any time without notice ...
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... P.O. Box 18200 Austin, Texas 78760-8200 Telephone: (512) 228-5400 Fax: (512) 228-5510 North America Toll Free: (800) 432-4009 To contact the Legerity Sales Office nearest you download or order product literature, visit our website at www.legerity.com. To order literature in North America, call: (800) 572-4859 or email: americalit@legerity ...