Composite
type composed of tow low ON-resistance P-channel Mosfet chips
for ultrahigh-speed switching and low-voltage
drive.
Facilitats
high-density mounting.
Tth FX**1
is formed with two chips,each being equivalent to the
2SJ**6,placed in one package.
Matched
pair characteristics.
Detects *2kHz and *6kHz SPM
Frequencies
Low
Power（3.0
Voltmin <1.0mA）
Operation
High
speechbank Rejection Properties
Tone-Follower and Packet Mode
Outputs
Applications
Complex and/or Simple Telephone
Systems
Call-Charge/-Logging Systems
Brief Description
The FX**1 is a
low-power,system-selectable Subscriber Pulse Metering (SPM)
detector to indicate the presence,on a telephone line,of both
*2kHz and *6kHz telephone call-charge frequencies.
