LUCL9215AAU-D AGERE [Agere Systems], LUCL9215AAU-D Datasheet - Page 12

• Manufacturer Part Number: LUCL9215AAU-D
• Description: Short-Loop Sine Wave Ringing SLIC
• Manufacturer: AGERE [Agere Systems]

Short-Loop Sine Wave Ringing SLIC
State Definitions
Forward Active
Reverse Active
Forward Active with PPM
12
Pin PT is positive with respect to PR.
V
Loop closure and common-mode detect are active.
Ring trip detector is turned off to conserve power.
PPM input is off.
Overhead is set to nominal 6.0 V for undistorted
transmission of 3.14 dBm into 900
increased via OVH.
Pin PR is positive with respect to PT.
V
Loop closure and common-mode detect are active.
Ring trip detector is turned off to conserve power.
PPM input is off.
Overhead is set to nominal 6.0 V for undistorted
transmission of 3.14 dBm into 900
increased via OVH.
Pin PT is positive with respect to PR.
V
Loop closure and common-mode detect are active.
Ring trip detector is turned off to conserve power.
PPM input is on.
Overhead is set to nominal 6.0 V for undistorted
transmission of 3.14 dBm into 900
increased via OVH to accommodate higher-voltage
meter pulse signals.
BAT2
BAT2
BAT2
is applied to tip/ring drive amplifiers.
is applied to tip/ring drive amplifiers.
is applied to tip/ring drive amplifiers.
and may be
and may be
and may be
Reverse Active with PPM
Scan
On-Hook Transmission
Pin PR is positive with respect to PT.
V
Loop closure and common-mode detect are active.
Ring trip detector is turned off to conserve power.
PPM input is on.
Overhead is set to nominal 6.0 V for undistorted
transmission of 3.14 dBm into 900
increased via OVH to accommodate higher-voltage
meter pulse signals.
Except for loop closure, all circuits (including ring trip
and common-mode detector) are powered down.
On-hook transmission is disabled.
Pin PT is positive with respect to PR and V
applied to tip/ring.
The tip-to-ring on-hook differential voltage will be typ-
ically between –44 V and –51 V with a –70 V primary
battery.
Pin PT is positive with respect to PR.
V
Supervision circuits, loop closure, and common-
mode detect are active.
Ring trip detector is turned off to conserve power.
On-hook transmission is allowed.
The tip-to-ring on-hook differential voltage will be
between –41 V and –49 V with a –70 V primary bat-
tery.
PPM is off.
BAT2
BAT1
is applied to tip/ring drive amplifiers.
is applied to tip/ring drive amplifiers.
—
Forward Battery
September 2001
Agere Systems Inc.
and may be
BAT1
is