TP3067WM
TP3067WM Description
Enhanced Serial Interface CMOS CODEC/Filter COMBO
TP3067WM Vendor
National Semiconductor
TP3067WM Features
  • Complete CODEC and filtering system including:
    • Transmit high-pass and low-pass filtering
    • Receive low-pass filter with sin x/x correction
    • Active RC noise filters
    • µ-law or A-law compatible COder and DECoder
    • Internal precision voltage reference
    • Serial I/O interface
    • Internal auto-zero circuitry
    • Receive push-pull power amplifiers
  • µ-law-TP3064
  • A-law-TP3067
  • Designed for D3/D4 and CCITT applications
  • ±5V operation
  • Low operating power-typically 70 mW
  • Power-down standby mode-typically 3 mW
  • Automatic power-down
  • TTL or CMOS compatible digital interfaces
  • Maximizes line interface card circuit density
TP3067WM Description

    The TP3064 (µ-law) and TP3067 (A-law) are monolithic PCM CODEC/Filters utilizing the A/D and D/A conversion architecture shown in Figure 1, and a serial PCM interface. The devices are fabricated using National's advanced double-poly CMOS process (microCMOS).

    Similar to the TP305X family, these devices feature an additional Receive Power Amplifier to provide push-pull balanced output drive capability. The receive gain can be adjusted by means of two external resistors for an output level of up to ±6.6V across a balanced 600 Ohm load.

    Also included is an Analog Loopback switch and a TSX# output.

    See also AN-370, "Techniques for Designing with CODEC/Filter COMBO Circuits."

TP3067WM Datasheet and Application Notes
ParameterValue
Temperature Min (deg C)0000000000.0000
Temperature Max (deg C)70
PackageSOIC WIDE
Pins20
StatusFull production
Pricing$1.31
Products related to TP3067WM
TP3067N   TP3067V   TP3067   TP3064 MWC   
TP3064 MDC   TP3064WM   TP3064   

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