EM78811 View Datasheet(PDF) - ELAN Microelectronics
Part Name
Description
Manufacturer
EM78811 Datasheet PDF : 33 Pages
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EM78811
8-BIT MICRO-CONTROLLER FOR TELECOM PRODUCT
APPLICATION CIRCUIT
FUSE
TIP
ZNR
250V
RING
1000p
250V
1000p
250V
0.1u
250V
4004
4004
0.1u
250V
30k
30k
4004
4004
470k
30k
To Phone
POWER
0.1uF
TIP
VDD1
VDD2
AVDD
100
Vdd
0.1uF
RING
DET1
K1
K2
Vdd
270k
0.22u
K3
K4
DIAL
/RINGTIME
/PULSE
AVSS
MUTE
TONE
/HKS
PLLC
10n
TEST
VSS2
Xin
Xout
32.768K
AVSS
C1
C2
LCD DISPLAY
100K
Fig.24 Application Circuit
* This specification are subject to be changed without notice.
10.12.1998 33
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