msm7582 Oki Semiconductor, msm7582 Datasheet
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msm7582
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msm7582 Summary of contents
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... MSM7582/7582B p/4 Shift QPSK MODEM GENERAL DESCRIPTION The MSM7582/7582B are CMOS ICs for the p/4 shift QPSK modem developed for the digital cordless telephone systems. The devices are designed for Personal and Cell station applications, the MSM7582B is the improved MSM7582 in modulator burst rise-up and fall-down characteristics. ...
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PDN0 PDN1 PDN2 IFIN Phase Detector Delay Detector IFSEL0 MCK S (From CR) E IFCK L IFSEL1 (From CR) Decoder To each block each DEN block EXCK Control DIN Register (CR) DOUT ± ...
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... I– Q– 7 ENV 8 PDN0 PDN1 9 10 PDN2 SLS1 SLS2 13 14 RCW AFC 15 RPR 16 32-Pin Plastic TSOP MSM7582/7582B 32 DGND 31 IFIN 30 TXCI 29 TXCO 28 TXD 27 TXW 26 DEN 25 EXCK DIN 24 23 DOUT 22 MCK 21 RXD 20 RXC 19 IFCK ...
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... The transmit timing signal for the burst data is input to the device pin. If TXW is “1”, the modulation data is output. However, the MSM7582 is different from the MSM7582B in the ramp response time for burst rise-up and burst fall-down modulated outputs, as shown in the table below ...
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... CR0 – "1" TXD D10 D11 D12 D13 TXCI (3.84 MHz) TXW TXCO (384 kHz Ramp rise-up 1.75 symbols Delay of 6.25 symbols Figure 1-1 Transmit Timing Diagram MSM7582/7582B Dn Delay of 6.25 symbols Dn-1 Dn Delay of 6.25 symbols Ramp Fall-down 2.75 symbols Ramp Fall-down 2.75 symbols 5/24 ...
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... B3 to B0, and the offset voltage at the Q– pin can be adjusted by using CR4 – B3. Dn-1 Dn Dn-1 Dn with 1.6 Vdc as the center value. The output pin load conditions pp with 1.6 Vdc as the center value. The output pin load conditions PP MSM7582/7582B Ramp fall-down 2 symbols Delay of 6.25 symbols Ramp fall-down 2 symbols Delay of 6 ...
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... Modulator power Only demodulator clock recovery block power is on. Modulator power is off (VREF and PLL power is on and Q outputs are in a high-impedance state. Demodulator power is on. Modulator power Demodulator power is on. MSM7582/7582B Mode Mode A Mode B Mode C Mode D Mode E Mode F Mode G 7/24 ...
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... Receive data and clock output. When power is turned on, the outputs of circuits selected by SLS1 and SLS2 appear at these pins. (Refer to Fig. 3) RXD1 RXC SLS2 SLS1 Figure 3 RXD and RXC Timing Diagram MSM7582/7582B When IFIN = 1.2 MHz or 10.8 MHz MSM7582/7582B X1 X2 IFCK The recovery data and clock pulse are selected asynchronously using the SLS signals. 8/24 ...
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... AFC RPR The clock recovery circuit starts with the previous AFC information. Figure 4 AFC Control Timing Diagram Average number of times AFC is high. Average number of times AFC is low. "0" Average number of times AFC is high. MSM7582/7582B AFC information is maintained. AFC information is maintained. 9/24 ...
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... Serial control ports for the microprocessor interface. The MSM7582 and MSM7582B contain a 6-byte control register. An external CPU uses these pins to read data from and write data to the control register. DEN is an enable signal input pin. EXCK is a data shift clock pulse input pin. DIN is an address and data input pin. DOUT is a data output pin ...
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... GAIN2 GAIN1 GAIN0 Ich Ich Ich Ich Offset3 Offset2 Offset1 Offset0 Qch Qch Qch Qch Offset3 Offset2 Offset1 Offset0 LOCAL ICT6 ICT5 ICT4 INV1 MSM7582/7582B R ENVSEL TEST1 TEST0 R/W Qch Qch Qch R/W GAIN2 GAIN1 GAIN0 — — — R/W — — — R/W — ...
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... MCK, IFCK, TXCI CCK D IFCK CIF (V Condition = –1.2 mA — — MSM7582/7582B Rating Unit –0 +0.3 DD –25 to +70 –55 to +150 = 2 3 –25°C to +70°C) DD Min. Typ. Max. Unit 2.7 — 3.6 –25 — +70 — V 0.45 ¥ V ...
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... ACVL — P600 600 kHz detuning (*) P900 900 kHz detuning (*) EVM — IFV IFIN input level RIF — CIF — VSG — RSG — MSM7582/7582B = 2 3 –25°C to +70°C) DD Min. Typ. Max. Unit 1.0 — — — — 20 1.55 1.6 1.65 — 1.77 — ...
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... load = 50 pF Fig M10 t M11 f — EXCK EXCK MSM7582/7582B = 2 3 –25°C to +70°C) DD Min. Typ. Max. Unit –200 — 200 0 — 200 0 — 200 0 — 200 0 — 200 0 — 200 10 — ...
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... TXCO M7582B TXCI 1 2 (384 kHz) TXW TXCO Figure 6 Transmit (Modulator) Digital Input/Output Timing When CR0 – "1", TXCO is indicated XD2 XD3 XD3 MSM7582/7582B N XD1 N+1 N+17 N+18 N+19 t XD4 N+1 N+17 N+18 N+19 t XD4 15/24 ...
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... Figure 7 Receiver (Demodulator) Digital Input/Output Timing DEN t M2 EXCK DIN W/R A2 DOUT Figure 8 Serial Control Port Interface MSM7582/7582B t t RS1 RS2 t t RS3 RS4 t RD2 t M10 M11 B1 B0 16/24 ...
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... AFC information output MOD OFF IFSEL 1 IFSEL )output selection output MSM7582/7582B ENV SEL TEST 1 TEST 17/24 ...
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... ENV GAIN1 GAIN0 Description Amplitude 1.042 1.036 1.030 1.024 1.018 1.012 1.006 1.000 0.994 0.988 0.982 0.976 0.970 0.964 0.958 0.952 MSM7582/7582B Qch Qch Qch GAIN2 GAIN1 GAIN0 — — — — ¥ Reference value ...
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... MSM7582/7582B — — — — — — Description Offset – –6 ...
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... Note: CR5 – are used to test the device. They should be set to “0” during normal operation. TCXO 19.2 MHz Figure 9 Example of Application Circuit when the Clock Pulse Shaping Mode is Generated by CR5- LOCAL ICT5 ICT4 INV1 MSM7582/82B TS MCK About Pulse shape To other input 0.7 to 1.0 V within about 19.2 MHz PP PP MSM7582/7582B LOCAL ...
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... Standby mode (PDN0 = 0) Communication mode (PDN0 = Mode E PDN1 = 1 PDN2 = Figure 10 Power-Down State Transition Time Mode A PDN1 = Mode B PDN1 = PDN2 = Mode D PDN1 = 0 PDN2 = Mode G PDN1 = 1 PDN2 = 1 MSM7582/7582B Mode C PDN1 = 0 PDN2 = 1 Mode F PDN1 = 0 PDN2 = 1 21/24 ...
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... IFIN 30 TXCI 29 TXCO 28 TXD 27 TXW 26 DEN 25 EXCK MSM7582TS-K 24 DIN 23 DOUT 22 MCK 21 RXD 20 RXC 19 IFCK MSM7582/7582B C4 Demodulator IF input Modulator 384 kHz input Modulator input data Modulator data window 19.2 MHz input Receive data output Receive clock output Control register control signal 22/24 ...
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... bits bits For PS, the window is initially open to wait for the control signal from CS. RPR is closed after UW is detected. 8 bits PR UW Less than 30 bits MSM7582/7582B Slot "1" "1" When the strength of the received wave is small ...
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... Therefore, before you perform reflow mounting, contact Oki’s responsible sales person for the product name, package name, pin number, package code and desired mounting conditions (reflow method, temperature and times). MSM7582/7582B (Unit : mm) Package material Epoxy resin ...