MC14555 MOTOROLA [Motorola, Inc], MC14555 Datasheet
MC14555
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MC14555 Summary of contents
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... Mu–Law Companding MC145554 A–Law Companding MC145557 On–Chip Precision Voltage Reference (2.5 V) Typical Power Dissipation of 40 mW, Power Down of 1 MC145564/67 (20–Pin Package) — All of the Features of the MC145554/57 Plus: Mu–Law Companding MC145564 A–Law Companding MC145567 Push–Pull Power Drivers with External Gain Adjust ...
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... VPO + –1 * BAND–GAP VOLTAGE REF – VPO – VPI RC ACTIVE LOW–PASS FILTER * MC145564 and MC145567 only. MC145554 MC145557 MC145564 MC145567 2 PIN ASSIGNMENTS MC145564, MC145567 VPO + – GNDA VPO – VPI ...
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... The low–pass filter used to attenuate these aliasing compo- nents is typically called a reconstruction or smoothing filter. The MC145554/57/64/67 PCM Codec–Filters have the codec, both presampling and reconstruction filters, and a precision voltage reference on–chip, and require no external components ...
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... VPO– Voltage Power Output (Inverted) (MC145564/67 Only) This inverted output of the receive push–pull power ampli- fiers can drive 300 to 3.3 V peak. MC145554 MC145557 MC145564 MC145567 4 VPO+ Voltage Power Output (Non–Inverted) (MC145554/67 Only) This non–inverted output of the receive push–pull power ...
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... Step Bits Sign Bit MC145554 MC145557 MC145564 MC145567 Chord Bits Step Bits ...
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... Characteristic Input Low Voltage Input High Voltage Output Low Voltage Output High Voltage Input Low Current Input High Current Output Current in High Impedance State MC145554 MC145557 MC145564 MC145567 6 Symbol Value Unit against damage due to high static voltages or – 0 electric fields; however advised that – ...
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... Negative, 25 kHz to 50 kHz VPI VPI VPI VPO+ or VPO– VPO– VPO+ or VPO– to GNDA R load = 600 R load = 1200 R load = kHz kHz VPO+ to VPO– kHz MC145554 MC145557 MC145564 MC145567 Typ Max Unit — 0.05 0 — M — ...
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... – 5%) Gain vs Level Tone (Relative to – 10 dBm0, 1.02 kHz) Gain vs Level Pseudo Noise CCITT G.712 (MC145557/67 A–Law Relative to – 10 dBm0) Total Distortion, 1.02 kHz Tone (C–Message) Total Distortion With Pseudo Noise CCITT G.714 (MC145557/67 A–Law) Idle Channel Noise (For End–End and A/D, Note 1) (MC145554/64 Mu– ...
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... MC145554 MC145557 MC145564 MC145567 Typ Max Unit 1.536 — MHz 1.544 — 2.048 — — — ns — — ns — — ns — — — ...
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... d(BTS) MCLK X MCLK R BCLK h(BF) t h(F) t su( MSB D X BCLK h(BF) t h(F) t su( MSB MC145554 MC145557 MC145564 MC145567 10 t w(M) t su(MFB) t su(BRM d(BD) CH1 CH2 CH3 ST1 h(BD) t su(DB) CH1 CH2 CH3 ST1 Figure 1. Short Frame Sync Timing ...
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... MSB MOTOROLA t su(MFB) t su(BRM h(BFI) t d(BD) CH1 CH2 CH3 ST1 h(BFI) t h(BD) t su(DB) CH1 CH2 CH3 ST1 Figure 2. Long Frame Sync Timing MC145554 MC145557 MC145564 MC145567 d(ZC) t d(ZC) ST3 LSB ST2 h(BD) ST2 ST3 LSB 11 ...
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... V ANALOG OUT + 5 V 1.544 MHz/ 2.048 MHz ADCPM IN POWER–DOWN MC145554 MC145557 MC145564 MC145567 GNDA – MC145554/ BCLK R / CLKSEL BCLK X 8 MCLK R / PDN MCLK X ...
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... V MJD243 1N4002 2 1 1N4002 – NOTE: Six resistors and two capacitors on the two–wire side can be 5% tolerance. Figure 4. A Complete Single Party Channel Unit Using MC145554/57 PCM Codec–Filter and MC33120 SLIC MOTOROLA MC33120 ...
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... HANDSET RJ–1 500 1 + RCVR + 5 V (WHITE) 500 MIC (RED) – RCVR 0.1 F (WHITE) – MIC (BLK) MC145554 MC145557 MC145564 MC145567 14 “S” TRANSCEIVER + 5 V MC145474P TE/ ISET SYNC 21 TX+ CLK + TX– ...
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... MC145554 MC145557 MC145564 MC145567 Normalized Decode Step Step Step Levels 8031 4191 2079 1023 495 231 1 1 ...
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... NOTES: 1. Characteristics are symmetrical about analog zero with sign bit = 0 for negative analog values. 2. Digital code includes alternate bit inversion, as specified by CCITT. MC145554 MC145557 MC145564 MC145567 16 Digital Code Sign Chord Chord Chord Step 1 ...
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... SEATING –T– PLANE MC145554 MC145557 MC145564 MC145567 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 4. DIMENSION F MAY NARROW TO 0.76 (0.030) WHERE THE LEAD ENTERS THE CERAMIC BODY. INCHES ...
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... D 16X 0.010 (0.25 14X SEATING PLANE MC145554 MC145557 MC145564 MC145567 18 DW SUFFIX SOG PACKAGE CASE 751G–02 (MC145554/57 0.010 (0.25 –T– M SEATING PLANE L SUFFIX CERAMIC PACKAGE CASE 732– ...
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... SEATING –T– PLANE M MC145554 MC145557 MC145564 MC145567 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 4. DIMENSION B DOES NOT INCLUDE MOLD FLASH. INCHES MILLIMETERS DIM MIN ...
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... P.O. Box 20912; Phoenix, Arizona 85036. 1–800–441–2447 MFAX: RMFAX0@email.sps.mot.com – TOUCHTONE (602) 244–6609 INTERNET: http://Design–NET.com MC145554 MC145557 MC145564 MC145567 20 JAPAN: Nippon Motorola Ltd.; Tatsumi–SPD–JLDC, Toshikatsu Otsuki, 6F Seibu–Butsuryu–Center, 3–14–2 Tatsumi Koto–Ku, Tokyo 135, Japan. 03–3521–8315 HONG KONG: Motorola Semiconductors H.K. Ltd. ...