ucb1200 NXP Semiconductors, ucb1200 Datasheet - Page 31
ucb1200
Manufacturer Part Number
ucb1200
Description
Advanced Modem/audio Analog Front-end
Manufacturer
NXP Semiconductors
Datasheet
1.UCB1200.pdf
(54 pages)
Available stocks
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Part Number
Manufacturer
Quantity
Price
Part Number:
ucb1200B
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
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Part Number:
ucb1200BE
Manufacturer:
PHILIPS
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Part Number:
ucb1200BE
Manufacturer:
PHILIPS/飞利浦
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Philips Semiconductors
RESET CIRCUIT
RESET is captured in the UCB1200 using a asynchronous pulse stretching circuit. RESET may be pulled down when
the SIBCLK is still stopped. The internal circuit remembers this reset signal and generates an internal reset signal for at
least 5 SIBCLK periods.
1998 Jul 22
RESET
SIBCLK
Advanced modem/audio analog front-end
internal reset
nreset
‘1’
sibclk
count
arstn
D
R
Q
tlnrst
0
Fig.27 Timing diagram of the reset circuit.
Fig.26 Block diagram of the reset circuit.
D
Q
trsti
D
31
Q
1
&
2
3
COUNT
R
Product specification
<3
UCB1200
internal
reset
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