W91F820N Datasheet, PDF (2/20 Pages) Winbond – 13-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

PIN CONFIGURATIONS
Preliminary W91F820N SERIES
C1
C2
C3
C4
KT
H/P MUTE
V_SS
XT
XT
T/P MUTE
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
W91F820N/822N
R4
R3
R2
R1
N.C.
V_DD
MODE
DTMF
DP
HKS
C1
1
22
C2
2
21
C3
3
20
C4
4
19
KT
5
18
H/P MUTE
6
17
V_SS
7
16
XT
8
15
XT
9
14
T/P MUTE
10
13
HFI
11
12
W91F820AN/822AN
R4
R3
R2
R1
N.C.
V_DD
MODE
DTMF
DP
HKS
HFO
C1
C2
C3
C4
LOCK
H/P MUTE
VSS
XT
XT
T/P MUTE
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
W91F820LN
R4
R3
R2
R1
N.C.
VDD
MODE
DTMF
DP
HKS
C1
C2
C3
C4
LOCK
H/P MUTE
VSS
XT
XT
T/P MUTE
HFI
1
22
2
21
3
20
4
19
5
18
6
17
7
16
8
15
9
14
10
13
11
12
W91F820ALN
R4
R3
R2
R1
N.C.
VDD
MODE
DTMF
DP
HKS
HFO
-2-