MSM6927RS Oki Semiconductor, MSM6927RS Datasheet
MSM6927RS
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MSM6927RS Summary of contents
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... Package options: 28-pin plastic DIP (DIP28-P-600–2.54) 44-pin plastic QFP (QFP44-P-910-0.80–K) (QFP44-P-910-0.80–2K) This version: Jan. 1998 MSM6927/6947 Previous version: Nov. 1996 (Product name: MSM6927RS) (Product name: MSM6947RS) (Product name: MSM6927GS-K) (Product name: MSM6947GS-K) (Product name: MSM6927GS-2K) 1/31 ...
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... Semiconductor BLOCK DIAGRAM SG1 AIN FT AO Transmit Filter X1 OSC X2 CLK TS1(MSM6927RS)/ TS (MSM6947RS) TS2(MSM6927RS)/ ATE(MSM6947RS SG1 SG2 Carrier Detect Receive Filter Demodulator SW Modulator Clock Gen. MSM6927/6947 SG2 V CDR2 REF CDR1 CD1 RD1 RD2 Cont. ROM CD2 DTE ...
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... Semiconductor PIN CONFIGURATION (TOP VIEW) Note: All pin descriptions except No. 27 pin and No. 28 pin are same for both MSM6927RS and MSM6947RS. TS2 (MSM6927RS ATE (MSM6947RS) TS1 (MSM6927RS (MSM6947RS) CLK ...
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Semiconductor RS1 RS2 Notes: All pin description except No. 36 pin and No. 28 pin are same for both ...
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Semiconductor PIN DESCRIPTIONS Power Pin No. Name I — Ground reference — Ground reference — Supply voltage (+12 V nominal ...
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Semiconductor Control Pin No. Name I/O RS GS-K Digital loop back test. During digital "High", any data sent on the X on the RD pin, and any data sent on the RS1 pin will immediately appear on the CS ...
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... Semiconductor Both MSM6927RS (or GS-K) and MSM6947RS (or GS-K) have 28 (or 44) pins. The pin descriptions for these 28 (or 44) pins are same except those for No. 27 (or No. 36) pin and No. 28 (or No. 38). The pin descriptions for No. 27 (or No. 36) pin and No. 28 (or No. 38) pin are described as follows. ...
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Semiconductor Input/Output Pin No. Name I/O RS GS-K Clear to send signal output. The digital "High" level indicates the "OFF" state and digital "Low" indicates the "ON" state. This output goes "Low" at the end ...
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Semiconductor ABSOLUTE MAXIMUM RATINGS Parameter Symbol Power Supply Voltage Analog Input Voltage *1 Digital Input Voltage *2 Operating Temperature Storage Temperature *1 CDR2 X1, LT, CC, RS1, RS2, XD, CD2, RD2, SQ, FT CD2 ...
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Semiconductor RECOMMENDED OPERATING CONDITIONS Parameter Symbol Power Supply Voltage Operating Temperature CRYSTAL ...
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Semiconductor ELECTRICAL CHARACTERISTICS DC and Digital Interface Characteristics Parameter Symbol Power Supply Current Input Leakage Currnet *1 Input Voltage *1 Output Voltage * LT, CC, RS1, RS2, XD, CD2, RD2, SQ, FT CLK, CS, ...
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Semiconductor Analog Interface Characteristics 1. MSM6927 Transmit carrier out ( Parameter Symbol Mark 1 Carrier Frequency Space 0 Output Resistance Load Resistance Load Capacitance Transmit Level Output Offset Voltage Out-of-Band Energy (Referred to Carrier Level) Receive carrier ...
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Semiconductor –20 –40 –60 dB Figure 1 MSM6927 Out-of-Band Energy Referred to Carrier Level ( MSM6927/6947 kHz = 0.047 mF) 1 13/31 ...
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Semiconductor 0 –1 –2 –10 –3 –20 –30 Figure 2 MSM6927 Transmit Filter 0 –10 –20 –30 –40 –50 –60 Figure 3 MSM6927 Receive Filter –20 –30 –40 –50 –60 –70 –80 FREQ (Hz FREQ ...
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Semiconductor 2. MSM6947 Transmit carrier out ( Parameter Mark 1 Carrier Frequency Space 0 Answer Tone Frequency Output Resistance Load Resistance Load Capacitance Transmit Level Output Offset Voltage Out-of-Band Energy (Referred to Carrier Level) Receive carrier input ...
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Semiconductor –20 –40 –60 dB Figure 4 MSM6947 Out-of-Band Energy Referred to Carrier Level (C 3 200 –25 –55 MSM6927/6947 kHz = 0.047 mF) 1 16/31 ...
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Semiconductor 0 –1 –2 –10 –3 –20 –30 Figure 5 MSM6947 Transmit Filter 0 –10 –20 –30 –40 –50 –60 Figure 6 MSM6947 Receive Filter –20 –30 –40 –50 –60 –70 –80 FREQ (Hz FREQ ...
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Semiconductor Demodulated Bit Characteristics Parameter Symbol Peak Intersymbol Distortion Bit Error Rate Timing Characteristics 1. MSM6927 Parameter Symbol RS/CS Delay Time CD/ON Delay Time CD/OFF Delay Time Soft Turn-OFF Time Receive Data Squelch Delay Time Refer to Fig. 7 ...
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Semiconductor 2. MSM6947 Parameter Symbol RS/CS Delay Time CD/ON Delay Time CD/OFF Delay Time Soft Turn-OFF Time Receive Data Squelch Delay Time Refer to Fig. 8 Notes: *: Irrespective of I/O condition +: Reserved ( ±10%, ...
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Semiconductor TIMING DIAGRAM RS1 AIN CD2 Figure 7 MSM6927/6947 Timing Diagram T T RCON RCOFF T "Mark" hold T T CDON MSM6927/6947 CDOFF 20/31 ...
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... Notes: 1. The crystal should be wired in close physical proximity to the device. 2. High level signals should not be routed next to low level signals. 3. Bypass capacitors and DG should be connected as close to the system ground as possible. Figure 8-1 Application Circuit Using MSM6927RS , SG1, and SG2 should be as close to the device as possible. A MSM6927/6947 ...
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Semiconductor 2. MSM6947RS Notes: 1. The crystal should be wired in close physical proximity to the device. 2. High level signals should not be routed next to low level signals. 3. Bypass capacitors and DG ...
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... Semiconductor +6 dBm SG1 C3 –6 dBm 21 AIN AG 19 Figure 9 MSM6927RS/MSM6947RS Application 0.047 2 600 W 1 Note: The signal level on the External Oscillator GATE 3.58 MHz – – ...
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Semiconductor 4020 * 4020 * 4020 * 4020 (A) RS/CS delay, (B) Receive-squelch delay, (C) CD/ON delay, (D) CD/OFF delay Note: Supply voltage equals V *1: The desired delay ...
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Semiconductor 4020 * 4020 * 4020 * 4020 (A) RS/CS delay, (B) Receive-squelch delay, (C) CD/ON delay, (D) CD/OFF delay Note: Supply voltage equals V *1: The desired delay ...
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Semiconductor TS1 TS2 LT RS1 CS RS2 RS/CS Delay CD2 CD ON CD1 CD OFF RD Squelch Delay SQ Squelch Figure 12-1 MSM6927 Equivalent Logic Interface of the Integrated Modem SW Control Modulator De- Delay Modulator ...
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Semiconductor TS1 TS2 LT RS1 CS RS2 RS/CS Delay CD2 CD ON CD1 Delay CD OFF RD Squelch Delay SQ Squelch Figure 12-2 MSM6947 Equivalent Logic Interface of the Integrated Modem SW Control Modulator De- Modulator ...
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Semiconductor Carrier SG2 Figure 13 External Resistor Connection for the Setting of Carrier Detect Level COMP Carrier Detect AC/DC Converter V REF MSM6927/6947 CD1 CDR1 R 9 CDR2 R 8 SG2 (R8 + R9) ≥ 28/31 ...
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Semiconductor PACKAGE DIMENSIONS DIP28-P-600-2.54 MSM6927/6947 (Unit : mm) Package material Epoxy resin Lead frame material 42 alloy Pin treatment Solder plating Solder plate thickness more Package weight (g) 4.30 TYP. 29/31 ...
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Semiconductor QFP44-P-910-0.80-K Mirror finish Notes for Mounting the Surface Mount Type Package The SOP, QFP, TSOP, SOJ, QFJ (PLCC), SHP and BGA are surface mount type packages, which are very susceptible to heat in reflow mounting and humidity absorbed ...
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Semiconductor QFP44-P-910-0.80-2K Mirror finish Notes for Mounting the Surface Mount Type Package The SOP, QFP, TSOP, SOJ, QFJ (PLCC), SHP and BGA are surface mount type packages, which are very susceptible to heat in reflow mounting and humidity absorbed ...