MSM6926RS Oki Semiconductor, MSM6926RS Datasheet
MSM6926RS
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MSM6926RS 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 MSM6926/6946 Previous version: Nov. 1996 (Product name: MSM6926RS) (Product name: MSM6946RS) (Product name: MSM6926GS-K) (Product name: MSM6946GS-K) (Product name: MSM6926GS-2K) (Product name: MSM6946GS-2K) 1/25 ...
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Semiconductor BLOCK DIAGRAM SG1 AIN Receive Filter Transmit Filter X1 Clock Gen. OSC X2 CLK TS1 TS2 SG1 SG2 V REF Carrier Detect Demodulator ROM Modulator ...
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Semiconductor PIN CONFIGURATION (TOP VIEW RS1 RS2 Note: *: Both No. 17 pin and No. 39 pin are set ...
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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 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 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 CLK, CS, ...
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Semiconductor Analog Interface Characteristics 1. MSM6926 Transmit carrier out ( Parameter Symbol Mark ORIGINATE MODE 1 Carrier Frequency Space 0 Mark ANSWER MODE 1 Carrier Frequency Space 0 Output Resistance Load Resistance Load Capacitance Transmit Level Output ...
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Semiconductor –20 –40 –60 dB Figure 1 MSM6926 Out-of-Band Energy Referred to Carrier Level ( MSM6926/6946 kHz = 0.047 mF) 1 11/25 ...
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Semiconductor 500 0 –10 –20 –30 –40 –50 –60 –70 –80 Figure 2 MSM6926 Low Band Filter 0 –10 –20 –30 –40 –50 –60 –70 –80 Figure 3 MSM6926 High Band Filter 1000 1500 Frequency (Hz) 1500 2000 Frequency ...
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Semiconductor 2. MSM6946 Transmit carrier out ( Parameter Symbol Mark ORIGINATE MODE 1 Carrier Frequency Space 0 Mark ANSWER MODE 1 Carrier Frequency Space 0 Output Resistance Load Resistance Load Capacitance Transmit Level Output Offset Voltage Out-of-Band ...
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Semiconductor –20 –40 –60 dB Figure 4 MSM6946 Out-of-Band Energy Referred to Carrier Level (C 3 200 –25 –55 MSM6926/6946 kHz = 0.047 mF) 1 14/25 ...
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Semiconductor 500 0 –10 –20 –30 –40 –50 –60 –70 –80 Figure 5 MSM6946 Low Band Filter 1000 0 –10 –20 –30 –40 –50 –60 –70 –80 Figure 6 MSM6946 High Band Filter 1000 1500 2000 1500 2000 2500 ...
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Semiconductor Demodulated Bit Characteristics Parameter Symbol Peak Intersymbol Distortion Bit Error Rate Timing Characteristics 1. MSM6926 Parameter Symbol RS/CS Delay Time CD/ON Delay Time CD/OFF Delay Time Soft Turn-OFF Time Refer to Fig. 7 Notes: *: Irrespective of I/O ...
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Semiconductor 2. MSM6946 Parameter Symbol RS/CS Delay Time CD/ON Delay Time CD/OFF Delay Time Soft Turn-OFF Time Refer to Fig. 8 Notes: *: Irrespective of I/O condition +: Reserved ( ±10 Condition TS2 TS1 ...
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Semiconductor TIMING DIAGRAM RS1 CS AO AIN CD2 Figure 7 MSM6926/6946 Timing Diagram T T RCON RCOFF CDON MSM6926/6946 ST CDOFF 18/25 ...
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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 Application Circuit Using MSM6926RS/MSM6946RS , SG1, and SG2 should be as close to the device as possible. A MSM6926/6946 ...
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... Semiconductor +6 dBm SG1 C3 –6 dBm 21 AIN AG 19 Figure 9 MSM6926RS/MSM6946RS Application 0.047 2 600 W 1 Note: The signal level on the External Oscillator GATE 3.58 MHz – – ...
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Semiconductor RS R 4020 CD R 4020 R 4020 (A) RS/CS delay, (B) CD/ON delay, (C) CD/OFF delay Note: Supply voltage equals V *: The desired delay can be realized by selecting the appropriate bits from 4020's outputs. The ...
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Semiconductor TS1 TS2 LT RS1 CS RS2 RS/CS Delay CD2 CD ON CD1 CD OFF Figure 12 Equivalent Logic Interface of the Integrated Modem Carrier SG2 Figure 13 External Resistor Connection for the Setting of Carrier ...
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Semiconductor PACKAGE DIMENSIONS DIP28-P-600-2.54 MSM6926/6946 (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. 23/25 ...
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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 ...