PIC18F452-E/ML Microchip Technology, PIC18F452-E/ML Datasheet - Page 2

• Manufacturer Part Number: PIC18F452-E/ML
• Description: 44 PIN, 32KB ENH FLASH, 1536 RAM, 34 I/O,
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F452-E/ML

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18FXX2/XX8
FIGURE 2-1:
DS39576C-page 2
Note:
OSC1
OSC2
RC0
AV
RA4
RA5
RE0
RE1
RE2
V
V
RC7
RD4
RD5
RD6
RD7
RB0
RB1
RB2
NC
V
V
DD
SS
DD
DD
SS
MCLR/V
Not all multiplexed pin definitions are shown. Refer to the appropriate data sheet for complete pin descriptions.
OSC1
OSC2
RC0
RC1
RC2
RC3
RA0
RA1
RA2
RA3
RA4
RA5
V
PP
SS
7
8
9
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
10
11
PIC18FXX2/XX8 FAMILY PIN DIAGRAMS
PIC18F4X2
PIC18F4X8
44L PLCC
PIC18F4X2
PIC18F4X8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
44L QFN
28
27
26
25
24
23
22
21
20
19
18
17
16
15
39
38
37
36
35
34
33
32
31
30
29
33
32
31
30
29
28
27
26
25
24
23
RB7
RB6
RB5
RB4
RB3
RB2
RB1
RB0
V
V
RC7
RC6
RC5
RC4
DD
SS
RB3
RB2
RB1
RB0
V
V
RD7
RD6
RD5
RD4
RC7
OSC2
OSC1
V
AV
V
V
RE2
RE1
RE0
RA5
RA4
DD
SS
SS
DD
DD
SS
RC7
RD4
RD5
RD6
RD7
RB0
RB1
RB2
RB3
V
V
DD
SS
MCLR/V
OSC1
OSC2
RC0
RC1
RC2
RC3
RD0
RD1
RA0
RA1
RA2
RA3
RA4
RA5
RE0
RE1
RE2
V
V
DD
PP
SS
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
PIC18F4X2
PIC18F4X8
44L QFP
 2010 Microchip Technology Inc.
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
33
32
31
30
29
28
27
26
25
24
23
RB7
RB6
RB5
RB4
RB3
RB2
RB1
RB0
V
V
RD7
RD6
RD5
RD4
RC7
RC6
RC5
RC4
RD3
RD2
DD
SS
NC
RC0
OSC2
OSC1
V
V
RE2
RE1
RE0
RA5
RA4
SS
DD