-40%
ECG1649 Telephone Tone Ringer IC ~ 8 Pin DIP (NTE1649)

ECG1649 Telephone Tone Ringer IC ~ 8 Pin DIP (NTE1649)

$ 1.55

Availability: 100 in stock
  • Item must be returned within: 30 Days
  • Return shipping will be paid by: Buyer
  • Refund will be given as: Money back or replacement (buyer's choice)
  • California Prop 65 Warning: This product can expose you to certain chemicals, known to the state of California to cause cancer or birth defects or other reproductive harm.
  • Number of Pins: 8
  • Mounting Style: Through-Hole
  • Condition: New
  • Brand: Philips ECG
  • MPN: ECG1649
  • Type: Interface IC
  • All returns accepted: Returns Accepted

    Description

    ECG1649 Telephone Tone Ringer IC ~ 8 Pin DIP
    The ECG1649 is a bipolar integrated circuit in an 8–Lead DIP type package designed
    for telephone bell replacement.
    Functions:
    Two Oscillators
    Output Amplifier
    Power Supply Control Circuit
    Features:
    Designed for Telephone Bell Replacement
    Low Current Drain
    Small Size 8–Lead MINIDIP Package
    Adjustable 2–Frequency Tone
    Adjustable Warbling Rate
    Built–in Hysteresis Prevents False Triggering and Rotary Dial “CHIRPS”
    Extension Tone Ringer Modules
    Alarms or Other Altering Devices
    Adjustable for Reduced Supply Initiation Current
    Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
    Supply Voltage, VCC: 30V
    Power Dissipation, PD: 400mW
    Operating Temperature Range, Topr: –45° to +65°C
    Storage Temperature Range, Tstg –65° to +150°C