W91031S Winbond Electronics, W91031S Datasheet - Page 9

• Manufacturer Part Number: W91031S
• Manufacturer: Winbond Electronics

Specifications of W91031S

• Process Technology: CMOS
• Operating Frequency (max): 3580kHz
• Mounting: Surface Mount
• Supply Current: 2.5mA
• Lead Free Status / Rohs Status: Not Compliant

Dual tone detected
Discharge
Charge
Switch
Switch
Tip/Ring
ALGR
ALGRC
ALGO
Figure 7-5. Guard Time Waveform of ALGR, ALGRC and ALGO Pins
Figure 7-4. Guard Time Circuit of Dual Tone Alert Signal Detection
ON
Comparator
t
DP
Charge/Discharge
Control Circuit
W91031
t
REC
Capacitor
t
GP
+
-
V
CPth
Alerting Signal
V
CPth
- 9 -
ON
Discharge
Charge
Switch
Switch
t
DA
Publication Release Date: August 2000
Preliminary W91031
t
ABS
V
t
GA
CPth
ALGR
ALGO
ALGRC
VDD
ON
VDD
R
C
Revision A1