P80C557E4EFB NXP Semiconductors, P80C557E4EFB Datasheet - Page 12

• Manufacturer Part Number: P80C557E4EFB
• Manufacturer: NXP Semiconductors

Specifications of P80C557E4EFB

• Cpu Family: 80C
• Device Core: 80C51
• Device Core Size: 8b
• Frequency (max): 16MHz
• Interface Type: I2C/UART
• Program Memory Type: ROMLess
• Program Memory Size: Not Required
• Total Internal Ram Size: 1KB
• # I/os (max): 40
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 80
• Package Type: PQFP
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
1999 Mar 02
Single-chip 8-bit microcontroller
BYTE ADDRESS
(HEX)
FFH
2EH
2DH
2CH
2FH
2BH
2AH
1FH
0FH
29H
28H
27H
26H
25H
24H
23H
22H
21H
20H
18H
17H
10H
08H
07H
00H
7F
6F
5F
4F
3F
2F
1F
0F
77
67
57
47
37
27
17
07
(MSB)
7E
76
6E
66
5E
56
4E
46
2E
26
1E
16
0E
06
3E
36
Figure 7. RAM bit addresses
7D
6D
5D
4D
3D
2D
1D
0D
75
65
55
45
35
25
15
05
BIT ADDRESS (HEX)
Bank 3
Bank 2
Bank 1
Bank 0
7C
6C
5C
4C
3C
2C
1C
0C
74
64
54
44
34
24
14
04
12
P83C557E4/P80C557E4/P89C557E4
7B
6B
5B
4B
3B
2B
1B
0B
73
63
53
43
33
23
13
03
7A
72
6A
62
5A
52
4A
42
3A
32
2A
22
1A
12
0A
02
79
71
69
61
59
51
49
41
39
31
29
21
19
11
09
01
(LSB)
78
70
68
60
58
50
48
40
38
30
28
20
18
10
08
00
255
BYTE ADDRESS
47
46
45
44
43
42
41
40
38
37
36
35
34
33
32
31
24
23
16
15
39
8
7
0
(DECIMAL)
Product specification