MSM7582TS-K Просмотр технического описания (PDF) - Oki Electric Industry

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Компоненты Описание

производитель

MSM7582TS-K

π/4 Shift QPSK MODEM

Oki Electric Industry 

,
¡ Semiconductor

MSM7582

(1) CR0 – B6 = "0"

TXD

D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13

TXCI

(384 kHz)

TXW

TXCO

Dn-1 Dn

MSM7582/7582B

(384 kHz)

I, Q

Ramp rise-up

Ramp

,
Delay of 6.25 symbols

1.75 symbols

(2) CR0 – B6 = "1"

TXD

D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13

TXCI

(3.84 MHz)

TXW

TXCO

(384 kHz)

I, Q

Delay of 6.25 symbols

Dn-1 Dn

Fall-down

2.75 symbols

Delay of 6.25 symbols

Ramp rise-up

1.75 symbols

Delay of 6.25 symbols

Ramp

Fall-down

2.75 symbols

Figure 1-1 Transmit Timing Diagram

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