W541E20X Datasheet, PDF (4/14 Pages) Winbond – 4 BIT FLASH EPROM MICROCONTROLLER

Preliminary W541E20X
PIN CONFIGURATIONS
RA2
(DATA) RA3
(MODE) /INT
(Vpp) /RES
VSS
RB0
RB1
RB2
RB3
W541E201
1
18
2
17
3
16
4
15
5
14
6
13
7
12
8
11
9
10
18-PDIP (300 mil)
RA1
RA0
XIN
XOUT
VDD
RC3
RC2
RC1
RC0
RA2
(DATA) RA3
(MODE) /INT
(Vpp) /RES
VSS
VSS
RB0
RB1
RB2
RB3
W541E203
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
20-PDIP (300 mil)
RA1
RA0
XIN
XOUT
VDD
VDD
RC3
RC2
RC1
RC0
W541E202/W541E205
RA2
1
(DATA) RA3
2
(MODE) /INT
3
(Vpp) /RES
4
VSS
5
RE0
6
RE1
7
RE2
8
RE3
9
RB0
10
RB1
11
RB2
12
RB3
13
NC
14
28
RA1
27
RA0
26
XIN
25
XOUT
24
VDD
23
RD3
22
RD2
21
RD1
20
RD0
19
RC3
18
RC2
17
RC1
16
RC0
15
MFP
28 SKINNY (300 mil), 28 SOP
RA2
(DATA) RA3
(MODE) /INT
(Vpp) /RES
VSS
VSS
RB0
RB1
RB2
RB3
W541E204
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
20 SOP
RA1
RA0
XIN
XOUT
VDD
VDD
RC3
RC2
RC1
RC0
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