MSM7557 데이터 시트보기 (PDF) - Oki Electric Industry

부품명

상세내역

일치하는 목록

MSM7557

Single Chip MSK Modem with Compandor for Cordless Telephone

Oki Electric Industry 

¡ Semiconductor

MSM7557

AC Characteristics

Parameter

Transmit

Carrier Frequency

Transmit

Carrier Level

Receive Carrier

Input Level

Bit Error Rate

1200

bps

2400

bps

Number of PLL Lock-in

Data Bits *1

Symbol

fM1

fS1

fM2

fS2

VOX

VIR

BER

VIR

DYN = "0" : VDD = 2.7 V to 5.5 V, Ta = –30°C to 70°C

DYN = "1" : VDD = 4.5 V to 5.5 V, Ta = –30°C to 70°C

Condition

Min.

Typ.

Max.

Unit

SD = "1"

SD= "0"

SD = "1"

SD= "0"

R1 = R2

BR = "0"

ME= "1"

BR = "1"

ME= "1"

DYN = "0"

DYN = "1"

1199

1799

1199

2399

–11

–3

1200

1800

1200

2400

–9

–1

1201

1801

Hz

1201

2401

–7

+1

dBV

–32

—

–2

8 dB —

1 ¥ 10-3

—

Defined at 10 dB —

5 ¥ 10-5

—

RAIO

11 dB —

1 ¥ 10-3

—

—

13 dB —

5 ¥ 10-5

—

Number of data bits

required for the PLL to

be locked in within the —

—

18

phase difference of

22.5° or less

bit

Number of data bits

required for the PLL to

be locked in within the —

—

11

phase difference of

90° or less

*1 Receive MSK signal is bit synchronous signal (modulated signal of alternating "0", "1" pattern).

12/25

Share Link: