IDTNW6006AS IDT, Integrated Device Technology Inc, IDTNW6006AS Datasheet

Page 1

FEATURES 1200 baud Bell 202 and ITU-T V.23 Frequency Shift Keying (FSK) Demodulation Stutter dial tone detection Compliant with following specifications: Bellcore GR-30-CORE & SR-TSV-002476 TIA/EIA-716, TIA/EIA-777 Draft TIA/EIA PN-4195 Draft British Telecom (BT) SIN227 & SIN242 ETSI ETS 300 ...

Page 2

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR PIN INFORMATION Name Type Pin No. Reference Voltage. VREF O 1 This output is used to bias the input OP amp typically VCC/2. Non-inverting Input of ...

Page 3

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR PIN INFORMATION (CONTINUED) Name Type Pin No. Data Ready or DT-AS Detection Delayed Steering Output. This pin is active low. When FSK demodulation is enabled, this pin is ...

Page 4

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR PIN INFORMATION (CONTINUED) Table 1. Description of Control Bit Pins CB0-2 Pin Name CB0 FSK Data Interface Mode Select CB1 Function Select 1 CB2 Function Select 0 FUNCTIONAL ...

Page 5

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR DT-AS DETECTION ON EITHER TIP/RING OR HYBRID RECEIVE PAIR In off-hook services, the detection of Dual Tone Alert Signal (DT-AS) will affect the quality of the call waiting ...

Page 6

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR DUAL TONE ALERT SIGNAL DETECTION The Dual Tone Alert Signal is used only in off-hook signalling in Bellcore system and ETSI system, but in BT system it is ...

Page 7

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR FSK DEMODULATION The key part among the functions offered by NW6006 is FSK demodulation. This function is implemented by several stages: first, the carrier detector provides an indication ...

Page 8

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR FSK CARRIER DETECTION The carrier detector detects the presence of a signal of sufficient amplitude at the output of the FSK bandpass filter. If the signal is qualified ...

Page 9

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR GAIN SETTING Ideally, the gain of the two Op Amps would be set to 0 dB. But in real applications, the gain setting should be determined by industry ...

Page 10

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR APPLICATION INFORMATION TIP RING FSK Interface Mode 1 is selected Note: 1. Resistors are 1%, 0.1Watt; Unless stated, capacitors are 5%, 6 All diodes in the ...

Page 11

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR TIP RING C2 FSK Interface Mode 1 is selected Note: 1. Resistors are 1%, 0.1Watt; Unless stated, capacitors are 5%, 6 All diodes in the circuit ...

Page 12

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR 1st Ringing Alerting Signal A/B Wires A PWDN Note 2 Note6 FSKEN Note 5 Note6 CD DR Note 7 DCLK Note 7 DATA Figure 11. Bellcore On-hook Data ...

Page 13

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR CPE off-hook Note 2 A/B wires PWDN Note7 FSKEN Note7 STD Hybrid DT-ASEN Note7 CD DR Note8 DCLK Note8 DATA Figure 12. Bellcore Off-hook Data Transmission Timing Diagram ...

Page 14

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR Line Reversal A/B Wires A Tip/Ring DT-ASEN Note 5 PWDN Note 5 STD <120 TE DC load TE AC load FSKEN Note Note 6 DCLK ...

Page 15

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR MAXIMUM RATING - Exceeding the following listed values may cause permanent damage. Power Supply Voltage: -0 Voltage on any pin other than supplies: GND ...

Page 16

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR DC ELECTRICAL CHARACTERISTICS (CONTINUED) Parameter Pin DCLK, DATA STD , CD OL EST, ST/GT IN1+, IN1- Iin1 IN2+, IN2- DCLK Iin2 CB0, CB1, CB2 I ...

Page 17

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR AC ELECTRICAL CHARACTERISTICS (CONTINUED) GAIN ADJUSTABLE OP AMP Parameter Description I Input Leakage Current IN R Input Resistance IN V Input Offset Voltage OS PSRR Power Supply Rejection ...

Page 18

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR AC TIMING CHARACTERISTICS POWER UP/DOWN AND FSK DETECTION Parameter Description t1 Power Up Time t2 Power Down Time Input FSK to CD low delay t3 Input FSK to ...

Page 19

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR AC TIMING CHARACTERISTICS (CONTINUED) SERIAL INTERFACE (MODE ‘1’) Parameter Description t11 DCLK Cycle Time t12 DCLK High Time t13 DCLK Low Time t14 DCLK Rise Time t15 DCLK ...

Page 20

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR AC TIMING CHARACTERISTICS (CONTINUED) SERIAL INTERFACE (MODE ‘0’) Parameter Description D Data Rate R t21 Input FSK to DATA Delay t22 DATA Rise Time t23 DATA Fall Time ...

Page 21

NW6006 ENHANCED TYPE II CALLER ID DECODER WITH STUTTER DIAL TONE DETECTOR STUTTER DIAL TONE SIGNAL Parameter Description Stutter Dial Tone Signal Present Detect t18 Time Stutter Dial Tone Signal Absent Detect t19 Time t20 Stutter Dial Tone Signal Duration ...

Page 22

PHYSICAL DIMENSIONS CORPORATE HEADQUARTERS 2975 Stender Way Santa Clara, CA 95054 in Millimeters Symbol A1 Figure 23. NW6006-XS 20 Pin SOIC Package Diagram for SALES: 800-345-7015 or 408-727-6116 fax: 408-492-8674 www.idt.com 22 Dimension in MM Dimension in Inch Min Max ...