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MSM7582B

Features: • Single Power Supply (VDD: 2.7 V to 3.6 V) (Modulator Block)• Built-in Root Nyquist Filter for Baseband Limiting (50% Roll-off)• Ramp Bit for Burst Signal Rise-up: MSM7582/1.75 symbols MSM7582B/2.0 symbols• Ramp Bit for Burst Signal Fall-down: MSM7582/2.75 symbol...

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SeekIC No. : 004429112 Detail

MSM7582B: Features: • Single Power Supply (VDD: 2.7 V to 3.6 V) (Modulator Block)• Built-in Root Nyquist Filter for Baseband Limiting (50% Roll-off)• Ramp Bit for Burst Signal Rise-up: MSM75...

MSM7582B Data Sheet

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Part Number:
MSM7582B
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

• Single Power Supply (VDD: 2.7 V to 3.6 V) (Modulator Block)
• Built-in Root Nyquist Filter for Baseband Limiting (50% Roll-off)
• Ramp Bit for Burst Signal Rise-up:
   MSM7582/1.75 symbols
   MSM7582B/2.0 symbols
• Ramp Bit for Burst Signal Fall-down:
   MSM7582/2.75 symbols
   MSM7582B/2.0 symbols
• Built-in D/A converters for Analog Output of Quadrature Signal I/Q Components and Power
   Envelope Output I2+Q2
• Differential I/Q Analog output format
• I/Q Output DC Offset / Gain Adjustable (Demodulator Block)
• Full Digital System, p/4 shift QPSK Demodulation
• Input IF signal Frequency Selectable: 1.2/10.7/10.75/10.8 MHz
• Built-in Clock Recovery: 4 Circuits useful for Cell station (Common)
• Various Power-down Modes: Tramsmit/Receive Independant
• Built-in Precise Analog Voltage Reference
• MCU Serial Interface for Mode setting and Built-in Test circuit
• Test Modes: Eye pattern / AFC Compensating Signal / Phase Detection Signal, possible to monitor
• Transmission Speed: 384 kbps
• Low Power consumption
   Operating mode : 15 mA Typ. / Modulator (VDD = 3.0 V)
                             : 9 mA Typ. / Demodulator (VDD = 3.0 V)
   Whole system Power-down mode: 0.01 mA Typ. (VDD = 3.0 V)
• Package:32-pin plastic TSOP (TSOPI32-P-814-0.50-1K)(Product name : MSM7582TS-K)
                                                                                        (Product name : MSM7582BTS-K)


Pinout

Connection Diagram


Specifications

Symbol
Parameter
Rating
Unit
VDD
 Power Supply Voltage
0to +5.0
V
VDIN
 Digital Input Voltage
0.3 to VDD + 0.3
V
TOP
 Operating Temperature
25 to +70
°C
TSTG
 Storage Temperature
55 to +150
°C




Description

The MSM7582B are CMOS ICs for the TT/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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