DEMOBOARD-U4091BM Atmel, DEMOBOARD-U4091BM Datasheet - Page 17

• Manufacturer Part Number: DEMOBOARD-U4091BM
• Description: BOARD DEMO FOR U4091BM
• Manufacturer: Atmel

Specifications of DEMOBOARD-U4091BM

• Main Purpose: Telecom, Phone IC, Corded
• Embedded: No
• Utilized Ic / Part: U4091BM
• Primary Attributes: DTMF, Speech Circuit, Tone-ringer, Voice Switch
• Secondary Attributes: Serial Bus MCU Interface
• Interface Type: Serial
• Operating Voltage: 12 V
• Operating Temperature Range: - 22 C to + 75 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: U4091BM

4872A–CORD–08/05
Figure 12-2. Power-on Reset (Line)
Figure 12-3. Power-on Reset (Ringing)
Figure 12-4. Power-on Reset (Low Voltage Reset)
OSCOUT
OSCOUT
OSCOUT
Reset
VRING
VMP
Line
Reset
Reset
LID
LVI
IVDD
IVDD
VMP
VMP
Line
LID
VB
t
t
on
rt
- t
= start-up oscillator
on
= 4.5 ms
t
t
on
on
t
t
rt
rt
U4091BM-R
LVI
LVR
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