P87C52X2BN NXP Semiconductors, P87C52X2BN Datasheet - Page 46
P87C52X2BN
Manufacturer Part Number
P87C52X2BN
Description
MCU 8-Bit 87C 80C51 CISC 8KB EPROM 5V 40-Pin PDIP Tube
Manufacturer
NXP Semiconductors
Datasheet
1.P87C52X2BN112.pdf
(62 pages)
Specifications of P87C52X2BN
Package
40PDIP
Device Core
80C51
Family Name
87C
Maximum Speed
33 MHz
Ram Size
256 Byte
Program Memory Size
8 KB
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Program Memory Type
EPROM
Number Of Programmable I/os
32
Interface Type
UART
Operating Temperature
0 to 70 °C
Number Of Timers
3
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
P87C52X2BN
Manufacturer:
NXP
Quantity:
12 764
Philips Semiconductors
2003 Jan 24
AC inputs during testing are driven at V
NOTE:
Timing measurements are made at V
80C51 8-bit microcontroller family
4K/8K/16K/32K ROM/OTP, low voltage (2.7 to 5.5 V),
low power, high speed (30/33 MHz)
V
CC
0.45V
–0.5
Figure 32. AC Testing Input/Output
0.2V
0.2V
IH
CC
CC
CC
Valid only within frequency specifications of the specified operating voltage
min for a logic ‘1’ and V
+0.9
–0.1
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
35
30
25
20
15
10
5
Figure 34. I
IL
4
max for a logic ‘0’.
8
SU00717
CC
12
FREQ AT XTAL1 (MHz)
vs. FREQ for 12-clock operation
16
46
20
NOTE:
For timing purposes, a port is no longer floating when a 100mV change from
load voltage occurs, and begins to float when a 100mV change from the loaded
V
V
OH
LOAD
24
/V
OL
level occurs. I
28
V
V
LOAD
LOAD
32
SU01486
–0.1V
+0.1V
OH
Figure 33. Float Waveform
/I
36
MAX ACTIVE MODE
I
OL
CC
TYP ACTIVE MODE
MAX IDLE MODE
TYP IDLE MODE
MAX = 0.9
P80C3xX2; P80C5xX2;
20mA.
FREQ. + 1.0
REFERENCE
TIMING
POINTS
P87C5xX2
Product data
V
V
OH
OL
SU00718
+0.1V
–0.1V