PCA1070T Philips Semiconductors, PCA1070T Datasheet
PCA1070T
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DATA SHEET PCA1070 Multistandard programmable analog CMOS transmission IC Product specification Supersedes data of 1996 Mar 06 File under Integrated Circuits, IC03 INTEGRATED CIRCUITS 1997 Jun 20 ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC FEATURES Line interface with: – Voltage regulator with programmable DC voltage drop – Programmable set impedance – Output to control an external switching MOS transistor for pulse dialling – Programmable DC voltage during pulse dialling – Circuitry for short DC settling time Interface to peripheral circuits with: – ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC ORDERING INFORMATION TYPE NUMBER NAME PCA1070P DIP24 PCA1070T SO24 BLOCK DIAGRAM positive line handbook, full pagewidth SLPE LN REG LINE INTERFACE SCR 6 V SLPE Z set DST SIDETONE sidetone balance I line GAIN CONTROL ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC PINNING SYMBOL PIN DESCRIPTION TX 1 drive output REG 2 voltage regulator decoupling DOC 3 dial output connection LSI 4 line signal input LN 5 positive line terminal SCR 6 sending current resistor V 7 voltage reference decoupling ref OREC 8 output receiving preamplifier ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC FUNCTIONAL DESCRIPTION All values in the Chapter “Functional description” are typical unless stated otherwise. Line interface DC VOLTAGE DROP Power for the PCA1070 and its peripheral circuits is obtained from the telephone line. The IC develops its own ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC DC STARTING AND SETTLING TIME The IC is equipped with circuitry for fast DC start-up. This circuit is automatically activated as soon after hook-off, and is deactivated when V below 5.9 V. This ensures that only a relatively short time is needed to reach the default DC setting (V ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC Speech condition After hook-off, line current will be applied to the line input LN and the supply capacitor connected to V will be charged. The internal reset signal will change from logic 1 to logic 0 when V passes the threshold level (1.2 V) and the circuit ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC handbook, full pagewidth MIC MIC (a) (a) Dynamic or piezo. (b) Low impedance electret with built-in pre-amplifier. (c) High impedance electret with built-in pre-amplifier. (d) Symmetrical connection of electret. Dynamic limiter To prevent distortion of the transmitted speech signal, the gain of the microphone amplifier is reduced rapidly when signal peaks on the line exceed an internally determined threshold level ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC The total gain of the DTMF channel between the DTMF input and the line follows (dB) DTMF ma Default DTMF The confidence tone gain (DTMF to QR outputs) is: With symmetrical drive of earpiece G Default ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission C-BUS PROGRAMMING Table 1 Programmable parameters The following parameters (see Fig.1) can be programmed by means of a bit code via the I SYMBOL PARAMETER VDCx V SLPE ZSAx set impedance ZSBx ZSPx DST DST PDx PD DPI DPI RRG ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC Table 4 The control word format for the slave receiver DEVICE ADDRESS ( Note 1. This bit is R/W. Table 5 Bit arrangement of each data byte used in the control word: PCA1070 receive (see note 1) SUB ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC WRITE AND READ TABLES DC voltages Table 8 DC voltage at pin SLPE VDC2 VDC1 Set impedance Programming the impedance in the audio frequency range seen at pin LN: R Table 9 Programming R a ZSA2 ZSA1 ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC Table 10 Programming R b ZSB2 ZSB1 Notes 1. For Z combinations where R set safeguard stable operation of the line interface under all practical conditions use R = 100 instead and reduce the original don’t care. ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC Programmable amplifier (prog-amp) An identical programmable amplifier called ‘prog-amp’ is used both in the sending and receiving channel. The bit codes GMAx and GRAx are given in Table 13. The permitted adjustment range differs for the two amplifiers and is also different for DTMF and speech mode ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC Sidetone balance impedance Internal balance impedance Z oss impedance Z to give optimum sidetone suppression. line oss The optimum setting of R depends on the value of the set sa impedance. To safeguard stable operation of the anti-sidetone circuit under all practical conditions, the ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC Line current control Table 17 Bit code LCx and DC line current LC4 LC3 ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC LIMITING VALUES In accordance with the Absolute Maximum System (IEC 134). SYMBOL V positive line voltage at pin input voltage on pins SLPE, DOC, REG, TX and LSI i V supply voltage DD V voltage on all other pins n I input current ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC TEST CONDITIONS AND PARAMETER SETTINGS FOR THE CHARACTERISTICS Table 18 Test conditions SYMBOL I line clk T amb Z line Table 19 Test settings and control bits. All values, except RFC, are default. Programmable via the I are given in Chapter “ ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC CHARACTERISTICS All parameters are measured in the test circuit of Fig.7 under the conditions specified in Tables 18 and 19; unless otherwise specified. SYMBOL PARAMETER DC line interface: LN, TX, SLPE and REG I line current operating line range V DC voltage at SLPE ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SYMBOL PARAMETER Supplies VMC, V and SLPE operating supply voltage SUPPLY PIN DD I internal current DD consumption V : PERIPHERAL SUPPLY DD I current available for p peripheral circuitry VMC: SENSE INPUT MICROCONTROLLER SUPPLY VOLTAGE I input current VMC ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SYMBOL PARAMETER Sending channel: MIC+, MIC , DTMF, OMIC, LN, SCR, REG and LSI MIC+ MIC : AND MICROPHONE INPUTS Z input impedance MIC CMRR common mode rejection MIC ratio V allowed input signal MIC(peak) voltage level (peak value) ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SYMBOL PARAMETER OMIC: MICROPHONE PREAMPLIFIER OUTPUT Z output impedance OMIC G gain from MIC+/MIC to OMIC OMIC LN: ; notes 14 and 15 SENDING CHANNEL OUTPUT BRL balance return loss Z with Z = 220 + ref (820 // 115 nF) Selectable values for set ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SYMBOL PARAMETER SCR: PIN FOR SENDING CURRENT RESISTOR V voltage at pin SCR SCR Receiving channel: LN, LSI, OREC, QR+ and QR QR RECEIVING AMPLIFIER OUTPUTS Z Z output impedance QR+, QR- G gain from LN to QR+/QR minimum selectable gain RS(min) G maximum selectable gain ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SYMBOL PARAMETER Selectable values for oss sa R non-shunted resistance oss R minimum selectable value sa(min maximum selectable sa(max) value for shunted resistance minimum selectable value sb(min) for maximum selectable ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SYMBOL PARAMETER Clock input: CLK v input signal voltage level CLK(p-p) (peak-to-peak value frequency tolerance CLK CLK R input series resistance CLK C input series capacitance CLK Notes 1. Time needed to reach at start-up the default DC voltage V a) Time depends strongly on the value of the capacitor( start-up time decreases ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC 23. The internal balance impedance Z sidetone suppression oss Z = 600 (typical). oss 24. Other values can be found in Tables 14, 15 and 16. 25. Value can also be programmed. s 26. Gain sending channel G = default (typical 41 dB); gain receiving channel G ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC TEST AND APPLICATION INFORMATION The test circuit is illustrated in Fig.7. The basic application circuit is illustrated in Fig.8. An interrupter with an N-channel depletion MOS transistor (e.g. BSD254A or BSP124) is shown intended for applications where a low DC line voltage is required. An interrupter with an N-channel enhancement MOS transistor (e.g. BSN304A or BSP130) can be used for applications where a relatively high DC line voltage is allowed ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC dbook, full pagewidth 1997 Jun 20 28 Product specification PCA1070 ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC dbook, full pagewidth 1997 Jun 20 29 Product specification PCA1070 ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC PACKAGE OUTLINES DIP24: plastic dual in-line package; 24 leads (600 mil pin 1 index 1 DIMENSIONS (inch dimensions are derived from the original mm dimensions UNIT max. min. max. mm 5.1 0.51 4.0 inches 0.20 0.020 0.16 Note 1. Plastic or metal protrusions of 0.25 mm maximum per side are not included. ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SO24: plastic small outline package; 24 leads; body width 7 pin 1 index 1 e DIMENSIONS (inch dimensions are derived from the original mm dimensions) A UNIT max. 0.30 2.45 mm 2.65 0.25 0.10 2.25 0.012 0.096 0.10 inches 0.01 0.004 0.089 Note 1. Plastic or metal protrusions of 0.15 mm maximum per side are not included. ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC SOLDERING Introduction There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are mixed on one printed-circuit board. However, wave soldering is not always suitable for surface mounted ICs, or for printed-circuits with high population densities ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This data sheet contains fi ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC 1997 Jun 20 NOTES 34 Product specification PCA1070 ...
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... Philips Semiconductors Multistandard programmable analog CMOS transmission IC 1997 Jun 20 NOTES 35 Product specification PCA1070 ...
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... Tel. +46 8 632 2000, Fax. +46 8 632 2745 Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH, Tel. +41 1 488 2686, Fax. +41 1 481 7730 Taiwan: Philips Semiconductors, 6F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2865, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 209/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 10260, Tel ...