W91810N Datasheet, PDF (26/26 Pages) Winbond – 23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

W91810N SERIES
TYPICAL APPLICATION CIRCUIT
TIP
RV1
220V
RING
Q2 A92
BR1 4004x 4
ON HOOK
SW1
HOOK SW
OFF HOOK
R42
150K
R4 22K
R8
10M
R9 120K
R2
1K
Vx/R5
R1
1K
D3
Q1
A42
D1
1N4148
1N4148
C9
100u
D5
1N4148
R10
1M
D2
1N4148
C1
100u
D16
5.1V
Q4
2N1815
R11
330K
R12
470K
R5
22K
R14 220K
Q5
2N1815
R18 33K
C10
10u
R17
100K
C11
102
R13
C8
10K
4.7u
Q3 2N1815
R5
Q6
R6
2N1815 22K
C4 ^R16
R15
220K
220K
D4
1N4148
Q7
2N1815
Q9
2N1815
C12
1uF/50V
R3
1K
R19
20K
R20
2.2K
WE285
D6
LED
D7
3V
VDD
R7 22K
Q8
2N1815
SPEECH
NETWORK
C6 104
PULSE
TONE
Vx/R5
1
2
3
4
5
6
7
8
9
*/T 0
#
F1 F2 F3
M05 M06 M07
M15 M16 M17
S M00
F4 M01
Page M02
R/P M03
H M04
M08 M09
M18 M19
M10
M11
M12
M13
M14
OKR
Vup
EM1
EM2
EM3
SAVE
MUTE
Vdown
SW3
R7 R6 R4 R3 R2 R1 K MUTE VDD MODE DTMF DP HKS HFO V2
W91810N Series
C1 C2 C3 C4 C5 C6 KT LOCK H/P MUTE VSS XT1 XT1 T/P MUTE HFI V1
"0,9"
VDD
SW4
"0"
C2
30p
XTAL
C7
C3
30p
0.1u
3.58MHz
SW2
Handfree
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