MAS9191AJ MAS [Micro Analog systems], MAS9191AJ Datasheet
MAS9191AJ
Related parts for MAS9191AJ
MAS9191AJ Summary of contents
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Single Chip AMPS/ETACS/NAMPS Audio/Data Processor • Single chip solution for all audio and data processing • Low power consumption with several power down modes • SAT decoding and transponding circuitry • Simple 4-wire serial interface DESCRIPTION The MAS9191A is a ...
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PIN CONFIGURATION AGND TAUDOUT 3 TAUDIN 4 LPFIN 5 VSAT 6 VDAT 7 TXACCIN 8 TXACCOUT 9 PREIN 10 COUT 11 CAMP2I 12 CWCIN 13 CAMP20 14 COMPIN 15 MICOUT 16 TQFP64 package PIN DESCRIPTION Pin name ...
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PIN DESCRIPTION Pin name Pin Type CAMP2I 12 CWCIN 13 CAMP2O 14 AO COMPIN 15 MICOUT 16 AO MICSGND 17 AO MIC 18 MICFB 19 AO EXTMIC 20 XRESET 21 SCL 22 STB 23 STxD 24 SRxD 25 BUZFB 26 ...
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PIN DESCRIPTION Pin name Pin Type RXACCIN 38 EXPOUT 39 AO EWCIN 40 EAMPOUT 41 AO EXPIN 42 VDAR 43 VSAR 44 RBPFOUT 45 AO RBPFIN 46 DEOUT 47 AO VREF ALP 50 TEST2 51 TEST1 ...
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ABSOLUTE MAXIMUM RATINGS Parameter Symbol Supply voltage* Storage temperature* RECOMMENDED OPERATION CONDITIONS Parameter Symbol Supply voltage* V Supply current I Operating temperature* Ta ELECTRICAL CHARACTERISTICS ◆ Digital inputs Parameter Symbol Input high voltage* Input low voltage* Input leakage current Input ...
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ELECTRICAL CHARACTERISTICS ◆ Analog outputs Parameter Signal ground Reference voltage Earpiece output impedance* Earpiece load resistance* Earpiece series load capacitance* External earpiece load resistance* External earpiece load capacitance* Earpiece amplifier gain Rx level Earpiece level non-differential* Earpiece level differential* TX ...
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ELECTRICAL CHARACTERISTICS ◆ Expander Parameter Expanding ratio* Operation range input* Operation range output* Gain step* Integral nonlinearity Attack time* Decay time* ◆ Compressor Parameter Compressing ratio* Operation range input* Operation range output* Gain step* Integral nonlinearity Attack time* Decay time* ...
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ELECTRICAL CHARACTERISTICS 20.0 dB 16.0 dB 12.0 dB 8.0 dB 4.0 dB 0.0 dB -4.0 dB -8.0 dB -12.0 dB -16.0 dB -20.0 dB -24.0 dB -28.0 dB -32.0 dB -36.0 dB -40.0 dB -44.0 dB -48.0 dB -52.0 dB ...
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ELECTRICAL CHARACTERISTICS 20.0 dB 17.0 dB 14.0 dB 11.0 dB 8.0 dB 5.0 dB 2.0 dB -1.0 dB -4.0 dB -7.0 dB -10.0 dB -13.0 dB -16.0 dB -19.0 dB -22.0 dB -25.0 dB -28.0 dB -31.0 dB -34.0 dB ...
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ELECTRICAL CHARACTERISTICS ◆ Timing Parameter SCL cycle Data setup time Data hold time STB rising edge after SCL falling edge STB width MSB data bit valid after STB falling edge SCL rising edge after SCL falling edge Next data bit ...
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FUNCTIONS ◆ Schematic diagram TAUDIN TAUDOUT LPFIN PREIN CAMP2I COUT CAMP2O CWCIN COMPIN MICOUT EST STGT BUSY / IDLE DA9191A.000 July 31, 1997 EST STGT DEOUT RBPFIN RBPFOUT EXPIN EAMPOUT EWCIN EXPOUT RAUDIN EINR 11 ...
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FUNCTIONS ◆ Data Reception The data reception block is in the power down state after a reset. The power down mode of the block is controlled by the RXSIP bit in register 07 Manchester encoded data is received through the ...
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FUNCTIONS ◆ Data Transmission After a reset the TX block is in power down. The power down mode is controlled by bit TXSIP (TX section in power down) in register 07 bit located in register 12 is used every time ...
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FUNCTIONS ◆ Data Reception in Narrow Band mode Forward voice channel data format for narrow band. DSAT 24 Sync word = 011001010110101001100110100110 DSAT = Digital Supervisory Audio Tone is one of seven 24-bit digital sequences added to the voice transmission. ...
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FUNCTIONS ◆ Data Transmission in Narrow Band mode Reverse voice channel data format for narrow band. DSAT/DST 24 Sync word = 011001010110101001100110100110 The data contains 36 data bits and 12 parity bits. The transmitted data is 100 bits/sec Manchester code. ...
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FUNCTIONS ◆ SAT detection & regeneration SAT detection is active on voice channel in AMPS or TACS mode (SYS1=0). The supervisory audio tone is detected with a digital PLL. The detector compares the received SAT to the given SAT color ...
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FUNCTIONS ◆ RX Audio The RX audio block starts with switch S1. The switch is controlled by bit S1 of register 0E ALP is used for enabling the audio loopback mode. In normal operation RX is used. Behind the switch ...
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FUNCTIONS The signal is fed to the SC-type audio expander with expansion ratio 1:2. The expander can also be bypassed with switch S5. The switch is controlled with bit S5 in register 03 . After switch S5 the HEX signal ...
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FUNCTION ◆ TX Audio The TX audio block is in the power down mode after a reset. The block is set to the operation mode with the AUDIOP bit of register 07 HEX controls the RX audio block. The TX ...
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FUNCTIONS The gain of GC4 can be adjusted in the range - 0.67..+5.33dB with bits 0..3 in register 0A GC4 the signal is filtered with pre-emphasis filter F10, which has a +6dB/octave (±1dB) frequency response at the range 300Hz..3kHz. At ...
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FUNCTIONS ◆ DACs The device has three 8-bit DACs. The DACs can be set to the power down mode by using bits XPDDAC1, XPDDAC2 and XPDDAC3. The DACs are in power down mode after a reset. The Vref for the ...
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FUNCTIONS ◆ Registers Address I/O Bit 7 00 Write 0 HEX 01 Write 0 HEX 02 Write 0 HEX 03 Write S8 HEX 04 Write 0 HEX (84 Read X HEX) 05 Write 0 HEX 06 Write HEX 07 Write ...
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FUNCTIONS Register 00 (write only) HEX Bit Name State 3-0 GC3[3:0] 0000-1111 0000 0001 0010 ……. 1111 1000 5-4 M2[1: reserved 7 reserved Register 01 (write only) HEX Bit Name State 0 S12 1 S13 ...
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FUNCTIONS Register 02 (write only) HEX Bit Name State 1-0 M1[1: S10 3 S11 4 S9 6-5 RXTST0- 00 RXTST1 reserved Register 03 (write only) HEX Bit Name State 3-0 GC2[3:0] ...
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FUNCTIONS Register 04 (bits 7-4 write only, bits 3-0 read only) HEX Bit Name State 3-0 DTMF[3:0] 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111 0000 6-4 Vref[2:0] Internal reference voltage adjustment 000 ...
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The register value for other frequencies may be calculated with the formula: LG[5: FUNCTIONS Register 06 (write only) HEX Bit Name State 7-0 HIGHF[7:0] 00H-FFH 00000000 01000010 01001001 01010001 01011001 The register value for other frequencies may be ...
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FUNCTIONS Register 0A (write only) HEX Bit Name State 3-0 GC5[3:0] 0000-1111 0000 0001 0010 ……. 1111 0000 7-4 GC4[3:0] 0000-1111 0000 0001 0010 ……. 1111 1000 Register 0B (write only) HEX Bit Name State 3-0 GC6[3:0] 0000-1111 0000 0001 ...
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FUNCTIONS Register 0C (write only) HEX Bit Name State 3-0 GC9[3:0] 0000-1111 0000 0001 0010 ……. 1111 1000 4 TXTST 7-5 reserved 000 Register 0D (write only) HEX Bit Name State 3-0 GC8[3:0] 0000-1111 0000 0001 0010 ……. 1111 1000 ...
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FUNCTIONS Register 0E (write only) HEX Bit Name State 3-0 GC1[3:0] 0000-1111 0000 0001 0010 ……. 1111 1000 Register 10 (read only) HEX Bit Name State 0 STD 1 RXWRD 2 TXWRD ...
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FUNCTIONS Register 11 (read only) HEX Bit Name State 0 reserved 0,1 1 SATDET 2 DOT 3 WSYNC 4 TXON 5 BUSY 6 BCHERR 7 reserved 0,1 Register 12 (write only) HEX Bit Name State 0 STON 1 CTCV 2 ...
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FUNCTIONS Register 13 (write only) HEX Bit Name State 1-0 DCC[1:0] 00- INVTX 3 INVRX 4 AUMUT 5 RINTE 6 STDE 7 SATINTE Register 14 (write only) HEX Bit Name State 1-0 SCC[1: ...
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FUNCTIONS Register 15 (read only) HEX Bit Name State 7-0 RX byte 00H-FFH SYS1 = 0 7-0 RX byte 00H-FFH SYS1 = 1 The received word is read by reading register 15 Register 16 (write only) HEX Bit Name State ...
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FUNCTIONS Register 19 (write only) HEX Bit Name State 7-0 TX byte 00H-FFH SYS1 = 0 7-0 TX byte 00H-FFH SYS1 = 1 The transmitted word is written by writing to register 19 Function When TXWRD is high st 1 ...
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APPLICATION INFORMATION FRONT END RX VCO DUPLEX SYNTHESIZER FILTER POWER AMP Typical MAS9191A application in AMPS/ETACS cellular system. TEST CIRCUIT C MIC micro controller C side tone buzzer 3 earphone components determine the gain of microphone amplifier A6 1 components ...
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PACKAGE OUTLINES 64 LEAD TQFP OUTLINE 0.80 TYPICAL 0.30 0.45 0.45 0.75 16.00 TYPICAL 14.00 TYPICAL ALL MEASUREMENTS IN mm DA9191A.000 July 31, 1997 SEATING PLANE 35 ...
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... ORDERING INFORMATION Product Code Product MAS9191AJ AMPS/ETACS single chip audio/data processor MAS9191AJ-T AMPS/ETACS single chip audio/data processor LOCAL DISTRIBUTOR MICRO ANALOG SYSTEMS OY CONTACTS Micro Analog Systems Oy Kamreerintie 2, P.O. Box 51 FIN-02771 Espoo, FINLAND NOTICE Micro Analog Systems Oy reserves the right to make changes to the products contained in this data sheet in order to improve the design or performance and to supply the best possible products ...