73K322L-IP TDK Corporation, 73K322L-IP Datasheet
73K322L-IP
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73K322L-IP Summary of contents
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... European and Asian telephone systems. The 73K322L produces either 550 or 1800 Hz guard tone, recognizes and generates a 2100 Hz answer tone, and supports V.21 for 300 Hz FSK operation. It also operates in V.23, 1200 bit/s FSK mode. The 73K322L integrates analog, digital, and switched- ...
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... An ALE control line simplifies address demultiplexing. Data occurs through a separate serial port only. The 73K322L is ideal for use in either free standing or integral system modem products where multi- standard data communications over the 2-wire switched telephone network is desired. functionality, low power consumption and efficient ...
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... SERIAL COMMAND INTERFACE MODE The serial command interface allows access to the 73K322L control and status registers via a serial command port. In this mode the AD0, AD1 and AD2 lines provide register addresses for data passed through the data pin under control of the RD ...
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... INT will stay low until the processor reads the detect register or does a full reset. I Read. A low requests a read of the 73K322L internal registers. Data cannot be output unless both RD and the latched CS are active or low. I Reset ...
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... Read data is provided LSB first. Data will not be output unless the RD signal is active. I Write. A low on this input informs the 73K322L that data or status information has been shifted in through the DATA pin and is available for writing to an internal register. The normal procedure for a write is to shift in data LSB first on the DATA pin for eight consecutive falling edges of EXCLK and then to pulse WR low ...
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CCITT V.23, V.22, V.21 Single-Chip Modem RS-232 INTERFACE (continued) NAME PLCC/DIP PIN NUMBER RXCLK 23 RXD 22 TXCLK 18 TXD 21 ANALOG INTERFACE AND OSCILLATOR RXA 27 TXA 16 XTL1 2 XTL2 3 TYPE DESCRIPTION O Receive Clock. The falling ...
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... CR1 controls microprocessor and the 73K322L internal state detect register which provides an indication of monitored modem status conditions. TR, the tone control register, controls the DTMF generator, answer and guard tones and RXD output gate used in the modem initial connect sequence ...
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CCITT V.23, V.22, V.21 Single-Chip Modem REGISTER ADDRESS TABLE ADDRESS REGISTER AD2 - AD0 D7 CONTROL MODULATION REGISTER CR0 000 OPTION 0 0=1200 BIT/S DPSK 1=600 BIT/S DPSK 0=V.23 FSK 1=V.21 FSK TRANSMIT CONTROL CR1 001 PATTERN REGISTER 1 1 ...
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CONTROL REGISTER CR0 MODUL. TRANSMIT 000 OPTION MODE 3 BIT NO. NAME D0 Answer/ Originate D1 Transmit Enable D5, D4,D3, Transmit Mode TRANSMIT TRANSMIT MODE 2 MODE 1 CONDITION DESCRIPTION 0 Selects Answer ...
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CCITT V.23, V.22, V.21 Single-Chip Modem CONTROL REGISTER 0 (continued CR0 MODUL. TRANSMIT 000 OPTION MODE 3 BIT NO. NAME D6 D7 Modulation Option CONTROL REGISTER TRANSMIT TRANSMIT CR1 PATTERN PATTERN 001 1 0 BIT ...
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CONTROL REGISTER 1 (continued TRANSMIT TRANSMIT CR1 PATTERN PATTERN 001 1 0 BIT NO. NAME D3 CLK Control D4 Bypass Scrambler/ Add Phase Equalization (V.23) D5 Enable Detect D7, D6 Transmit Pattern ENABLE BYPASS CLK ...
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CCITT V.23, V.22, V.21 Single-Chip Modem DETECT REGISTER RECEIVE 010 BIT NO. NAME D0 Long Loop D1 Call Progress Detect D2 Special Tone Detect D3 Carrier Detect D4 Unscrambled Mark D5 Receive Data D6 ...
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TONE REGISTER 011 RXD TRANSMIT OUTPUT GUARD/ CONTR. CALLING TONE BIT NO. NAME D0 DTMF 0 Guard Tone/ Answer Tone Special Tone/ Detect/Select D1 DTMF 1/ Overspeed D2 DTMF 2/ V.23 FDX D3, D2, DTMF 3, D1, ...
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CCITT V.23, V.22, V.21 Single-Chip Modem TONE REGISTER (continued 011 RXD TRANSMIT OUTPUT GUARD/ CONTR. CALLING TONE BIT NO. NAME D3, D2, D1, D0 (cont.) D4 Transmit DTMF D5 Transmit Answer Tone D6 TX Guard or Calling ...
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... ID REGISTER 110 BIT NO. NAME D7, D6, D5 Device D4 Identification Signature CONDITION DESCRIPTION Indicates Device 73K212AL, 73K321L or 73K322L 73K221AL or 73K302L 73K222AL, 73K222BL 73K224L 73K324L 73K224BL 73K324BL 15 CCITT V.23, V.22, V.21 Single-Chip Modem ...
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CCITT V.23, V.22, V.21 Single-Chip Modem ELECTRICAL SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS PARAMETER VDD Supply Voltage Storage Temperature Soldering Temperature (10 sec.) Applied Voltage Note: All inputs and outputs are protected from static charge using built-in, industry standard protection devices and ...
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DC ELECTRICAL CHARACTERISTICS (TA = -40°C to 85°C, VDD = recommended range unless otherwise noted.) PARAMETER IDD, Supply Current IDDA, Active IDD1, Power-down IDD2, Power-down Digital Inputs VIH, Input High Voltage Reset, XTL1, XTL2 All other inputs VIL, Input Low ...
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CCITT V.23, V.22, V.21 Single-Chip Modem DYNAMIC CHARACTERISTICS AND TIMING (TA = -40°C to +85°C, VDD = Recommended range unless otherwise noted.) PARAMETER DPSK Modulator Carrier Suppression Output Amplitude FSK Modulator Output Freq. Error Transmit Level Harmonic Distortion in 700-2900 ...
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DYNAMIC CHARACTERISTICS AND TIMING PARAMETER Call Progress Detector Detect Level Reject Level Delay Time Hold Time Hysteresis Carrier Detect Threshold Delay Time V.21 V.22 V.23 Forward Channel V.23 Back Channel Hold Time V.21 V.22 V.23 Forward Channel V.23 Back Channel ...
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CCITT V.23, V.22, V.21 Single-Chip Modem DYNAMIC CHARACTERISTICS AND TIMING PARAMETER Special Tone Detectors (continued) 980 or 1650 Hz V.21 marks Hold Time 2100 Hz answer tone 1300 Hz calling tone 390 Hz V.23 back channel mark 980 or 1650 ...
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DYNAMIC CHARACTERISTICS AND TIMING PARALLEL CONTROL INTERFACE PARAMETER Guard Tone Generator Tone Accuracy Tone Level (Below DPSK Output) Harmonic Distortion 700 to 2900 Hz Timing (Refer to Timing Diagrams) CS TAL ADDR TLA TLC TCL TRD TLL TRDF TRW TWW ...
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CCITT V.23, V.22, V.21 Single-Chip Modem DYNAMIC CHARACTERISTICS AND TIMING SERIAL CONTROL INTERFACE PARAMETER Timing (Refer to Timing Diagrams) TWW TRD TRDF TCKD TCKW TDCK TAC TCA TWH Control for setup is the falling edge ...
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WRITE TIMING DIAGRAM (SERIAL VERSION) EXCLK AD0-AD2 TDCK AD7 CCITT V.23, V.22, V.21 Single-Chip Modem TWW TCKW TAC ADDRESS TWH TCA ...
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CCITT V.23, V.22, V.21 Single-Chip Modem APPLICATIONS INFORMATION GENERAL CONSIDERATIONS Figures 1 and 2 show basic circuit diagrams for K-Series modem integrated products are designed to be used in conjunction with a control processor, a UART or RS-232 serial data ...
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DIRECT ACCESS ARRANGEMENT (DAA) The telephone line interfaces show two examples of how the “hybrid” may be implemented. The split supply design (Figure typical two op-amp hybrid. The receive op-amp serves two purposes. It supplies gain to ...
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CCITT V.23, V.22, V.21 Single-Chip Modem DESIGN CONSIDERATIONS TDK Semiconductor Corporation’s 1-chip modem products include all basic modem functions. This makes these devices adaptable for use in a variety of applications, and as easy conventional digital bus peripherals. Unlike digital ...
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... Single-Chip Modem 73K322L BER vs CARRIER OFFSET 10 -2 HIGH BAND RECEIVE DPSK OPERATION 3002 11.8 dB S/N C2 11 CARRIER OFFSET (HZ) 73K322L BER vs SIGNAL TO NOISE V.21 OPERATION -40 dBM FLAT HIGH BAND C2 HIGH BAND 3002 HIGH BAND LOW BAND RECEIVE FLAT, 3002 AND C2 LINES ...
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... On” Indicates bit CR1 D4 is set for additional phase equalization. V.23 MAIN CHANNEL RECEIVE OPERATION C2 LINE, S/N = 9.5 dB -20 -30 -40 -50 HIGH BAND RECEIVE DPSK OPERATION C2 LINE S/N = 11.3 dB -20 -30 -40 -50 28 73K322L BER vs SIGNAL TO NOISE 10 -2 HIGH BAND RECEIVE -40 dBm DPSK OPERATION 1200 BPS 10 -3 600 BPS 3002 3002 FLAT ...
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MECHANICAL SPECIFICATIONS 28-Pin DIP 28-Pin PLCC 0.495 (12.573) 0.485 (12.319) PIN NO. 1 IDENT. 0.495 (12.573) 0.485 (12.319) 0.456 (11.650) 0.450 (11.430) CCITT V.23, V.22, V.21 Single-Chip Modem 0.165 (4.191) 0.180 (4.572) 0.456 (11.650) 0.450 (11.430) 0.016 (0.406) 0.020 (0.508) ...
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... RESET ISET RXCLK RXD TXD CS EXCLK TXCLK INT TXA VDD ORDER NUMBER 73K322L-IP 73K322L-IH 30 CAUTION: Use handling procedures necessary for a static sensitive component PLCC PINOUTS 7 ARE THE SAME AS 8 THE 28-PIN DIP 28-Pin PLCC 73K322L-IH PACKAGING MARK 73K322L-IP 73K322L-IH 04/24/00- rev ...