PBL38620/2QNA Infineon Technologies, PBL38620/2QNA Datasheet
PBL38620/2QNA
Specifications of PBL38620/2QNA
SP000017950
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PBL38620/2QNA Summary of contents
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FlexiSLIC ...
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... Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies failure of such components can reasonably be expected to cause the failure of that life-support device or system affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body support and/or maintain and sustain and/or protect human life ...
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FlexiSLIC Revision History: Previous Version: Page Subjects (major changes since last revision) all Package P-DSO-24-1 changed to P-/PG-DSO-24-8 all Package type abbreviation SOIC changed to PDSO all Package P-LCC-28-2 changed to P-/PG-LCC-28-3 all Package P-SSOP-24-1 changed to P-/PG-SSOP-24-1 Page 11 ...
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Table of Contents 1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Table of Contents 10.1 Overvoltage Protection - General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 ...
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List of Figures Figure 1 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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List of Tables Table 1 Pin Definition and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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FlexiSLIC Subscriber Line Interface Circuit Version 2 1 Overview 1.1 Features • 24-pin SSOP package • High and low battery with automatic switching • on-hook power dissipation in active state • On-hook transmission • Long loop battery feed ...
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Description The PBL 38620/2 Subscriber Line Interface Circuit (SLIC bipolar integrated circuit for use in PBX, Terminal adapters and other telecommunications equipment. The PBL 38620/2 SLIC has been optimized for low total line interface cost ...
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Block Diagram DT DR Ring Relay RRLY Driver TIPX HP Two-wire Interface RINGX BGND VBAT VBAT2 Figure 1 Block Diagram Data Sheet Ring Trip Comparator Input Ground Key Decoder Detector and Control Line Feed Controller and Longitudinal Signal Suppression ...
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Pin Configuration PTG 1 RRLY RINGX 4 BGND 5 TIPX 6 24-pin PDSO and 24- pin SSOP VBAT 7 VBAT2 8 PSG Figure 2 Pin Configuration, 24L-PDSO, 24L-SSOP and ...
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Table 1 Pin Definition and Functions (cont’d) PDSO, PLCC Name SSOP Pin No. Pin No RINGX 5 6 BGND 6 7 TIPX 7 8 VBAT 8 9 VBAT2 9 10 PSG ...
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Table 1 Pin Definition and Functions (cont’d) PDSO, PLCC Name SSOP Pin No. Pin No DET 17 20 VCC 18 21 PLD 19 22 POV 20 23 PLC 21 24 REF 22 26 RSN 23 27 AGND Data ...
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Table 1 Pin Definition and Functions (cont’d) PDSO, PLCC Name SSOP Pin No. Pin No VTX - 4, 11, 19 Table 2 SLIC Operating States State ...
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Electrical Characteristics Table 3 Absolute Maximum Ratings Parameter Temperature, Humidity Storage temperature range Operating temperature range Operating junction 1) temperature range T Power Supply (0 C Amb V with respect to A/BGND CC V with respect to BAT2 A/BGND ...
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Table 3 Absolute Maximum Ratings (cont’d) Parameter TIPX and RINGX Terminals (0 C TIPX or RINGX current TIPX or RINGX voltage, continuous (referenced to 2) AGND) 2) TIPX or RINGX 2) TIPX or RINGX 2)3) TIP or RING 1) The ...
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Characterictics The specification is made with following setup pin description mA 600 , 120 ...
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Table 5 Characteristics (cont’d) Parameter Metallic to longitudinal balance log MLE see Figure 5 RX Four-wire to longitudinal balance log ...
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Table 5 Characteristics (cont’d) Parameter Frequency Response Two-wire to four-wire, relative to 0 dBm, E 1.0 kHz see Figure 7 Four-wire to two-wire, relative to 0 dBm, E 1.0 kHz see Figure ...
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Table 5 Characteristics (cont’d) Parameter Gain Tracking 7) Two-wire to four-wire , Ref. -10 dBm, 1.0 kHz, see Figure 7 Four-wire to two-wire, Ref. -10 dBm, 1.0 kHz, see Figure 7 Noise Idle channel noise at 8) two-wire port (TIPX- ...
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Table 5 Characteristics (cont’d) Parameter Loop Detector Programmable threshold 500/ LTh LD Ground Key Detector Ground key detector threshold Ring Trip Comparator Offset voltage Input bias current Input common mode range Ring Relay Driver Saturation voltage Off ...
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Table 5 Characteristics (cont’d) Parameter Detector Output (DET) Output low voltage Internal pull-up resistor Power Dissipation ( BAT Power Dissipation Power Dissipation Power Dissipation Power Dissipation Power Supply Currents ( V current CC V current BAT ...
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Table 5 Characteristics (cont’d) Parameter Temperature Guard Junction threshold temperature Thermal Resistance 24-pin SSOP 24-pin PDSO 28-pin PLCC 1) The overhead level can be adjusted with the resistor R specified at the two-wire port with the signal source at the ...
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Higher return loss values can be achieved by adding a reactive component to impedance programming resistance, for example by dividing capacitor from the common point to ground. 4) The overhead level can be adjusted with the resistor R specified ...
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Figure 5 Metallic to Longit << 150 , = Figure 6 Overhead Level << 600 ...
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Application Schematic Figure 8 Application Example of PBL 38620/2 with SICOFI Data Sheet Application Schematic ® 26 FlexiSLIC PBL 38620/2 sch_20 4 Codec Rev. 2.0, 2005-04-13 ...
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Recommended Components Table 6 Resistors Resistor Value 49 User programmable 49.9 k REF R 22 ...
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Table 7 Capacitors (cont’d) C 330 330 nF 2 Table 8 Diodes Diode Value D 1N4448 VB D 1N4448 VB2 D 1N4448 BB OVP Secondary protection (Bournes TISP PBL2). The ground terminals of the secondary protection should ...
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Transmission 5.1 General A simplified AC model of the transmission circuit is shown in TIP RING R F Figure 9 Simplified AC Model of PBL 38620/2 Circuit analysis from ...
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V Is the ground referenced version of the AC metallic voltage between the TX TIPX and RINGX terminals the AC metallic voltage between TIP and RING the line open circuit AC metallic voltage. L ...
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Four-Wire to Two-Wire Gain From Equation [1] to Equation [ -------- - --------------- - G = --------- - = – – For applications where ...
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The four-wire to four-wire gain balance network can be calculated from --------- - = – When selecting the TX terminal is at least 20 k ...
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Longitudinal Impedance A feedback loop within the SLIC counteracts longitudinal voltages at the two-wire port by injecting longitudinal currents in opposing phase. Thus longitudinal disturbances will appear as longitudinal currents and the TIPX and RINGX terminals will experience very ...
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VBAT to the two-wire side at sub audio frequencies.At these frequencies the transversal to longitudinal balance in the SLIC The typical value of the transversal to ...
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Battery Feed The PBL 38620/2 SLIC emulates a battery characteristic with adjustable current limitation. The open loop voltage measured between the TIPX and RINGX terminals tracks the battery voltage programmable with a resistor ground. Please refer to Chapter programmed ...
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This is done by connecting a resistor terminal and ground. With current directions defined as in gives – RSN RT RRX V where is the reference voltage of the ...
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A Figure 12 Battery Feed Characteristics Constant current (typ) = LConst LProg BAT FEED ...
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Programmable Overhead Voltage (POV) With the POV function the overhead voltage can be increased. If the POV pin is left open the overhead voltage is internally set to 1.1 hook and off-hook resistor overhead voltage can be ...
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Analog Temperature Guard The widely varying environmental conditions in which SLICs operate may lead to the chip temperature limitations being exceeded. The PBL 38620/2 SLIC reduces the DC line current when the chip temperature reaches approximately 145 current again ...
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Ring Trip Detector Ring trip detection is accomplished by connecting an external network to a comparator in the SLIC with inputs DT and DR. The ringing source can be balanced or unbalanced V superimposed on or GND. The unbalanced ...
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Control Inputs The SLIC has three digital control inputs, C1, C2 and C3 (see SLIC interprets the control input condition and sets up the commanded operating state. C1, C2 and C3 are internally pulled up. 9.1 Open Circuit (C3, ...
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SLIC is minimized. Positive overvoltages are clamped to ground by a diode. Negative overvoltages are initially clamped close to the SLIC negative supply rail voltage and the ...
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Package Outlines The SLIC is provided in three different packages: 24-pin SSOP, 24-pin PDSO and 28-pin PLCC. 13.1 24-pin SSOP Package 0.65 C +0.08 2) 0.3 -0.05 0. 8.2 ±0.13 Index Marking 1) Does ...
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PDSO Package 1.27 2) +0.15 0.35 0 15.6 -0.4 Index Marking 1) Does not include plastic or metal protrusion of 0.15 max. per side 2) Lead width can be 0.61 max. in dambar area Figure 15 ...
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PLCC Package 0.73 ±0.07 1.27 7.62 0.43 ±0.1 0. 11.51 1.45 x 45˚ ±0.08 12.45 ±0.13 1) Does not include mold protrusion of 0.25 max. per side Figure 16 P-/PG-LCC-28-3 (Plastic Leaded Chip ...
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... Published by Infineon Technologies AG ...