SX28AC Ver la hoja de datos (PDF) - Unspecified
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Fabricante
SX28AC Datasheet PDF : 52 Pages
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SX18AC/SX20AC/SX28AC/SX18AC75/SX20AC75/SX28AC75
2.0 CONNECTION DIAGRAMS
2.1 Pin Assignments
SX 28-PIN
SX 28-PIN
RA2
RA3
RTCC
MCLR
Vss
RB0
RB1
RB2
RB3
SX 18-PIN
1
18
2
17
3
16
4
15
5
14
6
13
7
12
8
11
9
10
DIP/SOP
RA1
RA0
OSC1
OSC2
Vdd
RB7
RB6
RB5
RB4
RA2
RA3
RTCC
MCLR
Vss
Vss
RB0
RB1
RB2
RB3
SX 20-PIN
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
SSOP
RA1
RA0
OSC1
OSC2
Vdd
Vdd
RB7
RB6
RB5
RB4
RTCC 1
Vdd 2
n.c. 3
Vss 4
n.c. 5
RA0 6
RA1 7
RA2 8
RA3 9
RB0 10
RB1 11
RB2 12
RB3 13
RB4 14
28 MCLR
27 OSC1
26 OSC2
25 RC7
24 RC6
23 RC5
22 RC4
21 RC3
20 RC2
19 RC1
18 RC0
17 RB7
16 RB6
15 RB5
Vss 1
RTCC 2
Vdd 3
Vdd 4
RA0 5
RA1 6
RA2 7
RA3 8
RB0 9
RB1 10
RB2 11
RB3 12
RB4 13
Vss 14
28 MCLR
27 OSC1
26 OSC2
25 RC7
24 RC6
23 RC5
22 RC4
21 RC3
20 RC2
19 RC1
18 RC0
17 RB7
16 RB6
15 RB5
DIP/SOP
SSOP
2.2 Pin Descriptions
Name Pin Type Input Levels
Description
RA0
I/O
TTL/CMOS Bidirectional I/O Pin; symmetrical source / sink capability
RA1
I/O
TTL/CMOS Bidirectional I/O Pin; symmetrical source / sink capability
RA2
I/O
TTL/CMOS Bidirectional I/O Pin; symmetrical source / sink capability
RA3
I/O
TTL/CMOS Bidirectional I/O Pin; symmetrical source / sink capability
RB0
I/O TTL/CMOS/ST Bidirectional I/O Pin; comparator output; MIWU input
RB1
I/O TTL/CMOS/ST Bidirectional I/O Pin; comparator negative input; MIWU input
RB2
I/O TTL/CMOS/ST Bidirectional I/O Pin; comparator positive input; MIWU input
RB3
I/O TTL/CMOS/ST Bidirectional I/O Pin; MIWU input
RB4
I/O TTL/CMOS/ST Bidirectional I/O Pin; MIWU input
RB5
I/O TTL/CMOS/ST Bidirectional I/O Pin; MIWU input
RB6
I/O TTL/CMOS/ST Bidirectional I/O Pin; MIWU input
RB7
I/O TTL/CMOS/ST Bidirectional I/O Pin; MIWU input
RC0
I/O TTL/CMOS/ST Bidirectional I/O pin
RC1
I/O TTL/CMOS/ST Bidirectional I/O pin
RC2
I/O TTL/CMOS/ST Bidirectional I/O pin
RC3
I/O TTL/CMOS/ST Bidirectional I/O pin
RC4
I/O TTL/CMOS/ST Bidirectional I/O pin
RC5
I/O TTL/CMOS/ST Bidirectional I/O pin
RC6
I/O TTL/CMOS/ST Bidirectional I/O pin
RC7
I/O TTL/CMOS/ST Bidirectional I/O pin
RTCC
I
ST
Input to Real-Time Clock/Counter
MCLR
I
ST
Master Clear reset input – active low
OSC1/In/Vpp
I
ST
Crystal oscillator input – external clock source input
OSC2/Out
O
CMOS
Crystal oscillator output – in R/C mode, internally pulled to Vdd through weak
pull-up
Vdd
P
–
Positive supply pin
Vss
P
–
Ground pin
Note:I = input, O = output, I/O = Input/Output, P = Power, TTL = TTL input, CMOS = CMOS input,
ST = Schmitt Trigger input, MIWU = Multi-Input Wakeup input
© 2000 Scenix Semiconductor, Inc. All rights reserved.
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www.scenix.com
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