P80C557E4EFB NXP Semiconductors, P80C557E4EFB Datasheet - Page 5
![](/photos/31/38/313843/sot318-2_sml.jpg)
P80C557E4EFB
Manufacturer Part Number
P80C557E4EFB
Description
Manufacturer
NXP Semiconductors
Datasheet
1.P80C557E4EFB.pdf
(72 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
P80C557E4EFB
Manufacturer:
PHILIPS
Quantity:
325
Part Number:
P80C557E4EFB
Manufacturer:
NXP/恩智浦
Quantity:
20 000
Company:
Part Number:
P80C557E4EFB/01
Manufacturer:
SAMSUNG
Quantity:
10 000
Company:
Part Number:
P80C557E4EFB/01,51
Manufacturer:
SILICON
Quantity:
459
Company:
Part Number:
P80C557E4EFB/01,51
Manufacturer:
NXP Semiconductors
Quantity:
10 000
Company:
Part Number:
P80C557E4EFB/01,55
Manufacturer:
IR
Quantity:
20
Company:
Part Number:
P80C557E4EFB/01,55
Manufacturer:
NXP Semiconductors
Quantity:
10 000
Philips Semiconductors
4. PINNING
1999 Mar 02
Single-chip 8-bit microcontroller
n.c.
*
= not connected
= only P89C557E4 with alternate function WE
P4.3/CMSR3
P4.4/CSMR4
P4.0/CMSR0
P4.1/CMSR1
P4.2/CMSR2
P5.6/ADC6
P5.5/ADC5
P5.4/ADC4
P5.3/ADC3
P5.2/ADC2
P5.1/ADC1
P5.0/ADC0
P5.7/ADC7
RSTOUT
ADEXS
PWM1
PWM0
AV
AV
AV
1
AV
V
V
DD1
SS1
DD1
EW
ref+
SS
ref–
11
10
12
13
14
15
16
17
18
19
20
21
22
23
24
4
5
6
7
8
9
3
1
2
Figure 3. Pinning diagram for QFP80 (SOT318)
P8xC557E4
5
P83C557E4/P80C557E4/P89C557E4
60
59
58
55
52
50
49
48
47
46
45
44
43
42
41
64
63
62
61
57
56
54
53
51
P3.7/RD
V
V
XTAL1
XTAL2
P3.6/WR
P3.0/RXD
ALE/WE *
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
P2.4/A12
P2.3/A11
P2.2/A10
P2.1/A9
P2.0/A8
n.c.
n.c.
P3.5/T1
P3.4/T0
P3.3/INT1
P3.2/INT0
P3.1/TXD
SS3
DD3
Product specification