P87C51MC2BA NXP Semiconductors, P87C51MC2BA Datasheet - Page 18

• Manufacturer Part Number: P87C51MC2BA
• Manufacturer: NXP Semiconductors

Specifications of P87C51MC2BA

• Cpu Family: 87C
• Device Core: 80C51
• Device Core Size: 8b
• Frequency (max): 24MHz
• Interface Type: SPI/UART
• Program Memory Type: EPROM
• Program Memory Size: 96KB
• Total Internal Ram Size: 3KB
• # I/os (max): 34
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: CISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PLCC
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
11. Dynamic characteristics
Table 8:
T
duty cycle.
9397 750 12302
Product data
Symbol Fig
f
t
t
t
t
t
t
t
t
t
t
t
t
t
OSC
CLCL
LHLL
AVLL
LLAX
LLIV
LLPL
PLPH
PLIV
PXIX
PXIZ
AVIV
AVIV1
PLAZ
amb
= 0 to +70 C for commercial unless otherwise specified. Formulae including t
4
4
4
4, 5,
6
4, 5,
6
4
4
4
4
4
4
4
4
4
[1][2][3]
Dynamic characteristics
Parameter
Oscillator
frequency
Clock cycle
ALE pulse width
Address valid to
ALE LOW
Address hold
after ALE LOW
ALE LOW to valid
instruction in
ALE LOW to
PSEN LOW
PSEN pulse
width
PSEN LOW to
valid instruction in
Input instruction
hold after PSEN
Input instruction
float after PSEN
Address to valid
instruction in
(non-Extended
Addressing
Mode)
Address
(A16-A22) to
valid instruction in
(Extended
Addressing
Mode)
PSEN LOW to
address float
2.7 V < V
Variable clock
Min
0
-
t
0.5t
0.5t
-
0.5t
1.5t
-
0
-
-
-
-
CLCL
CLCL
CLCL
CLCL
CLCL
15
DD
15 -
25 -
25 -
25 -
Rev. 03 — 13 November 2003
< 5.5 V
Max
12
-
-
0.5t
1.5t
-
0.5t
2.5t
1.5t
16
[4]
CLCL
CLCL
CLCL
CLCL
CLCL
25
45 -
10 -
35 -
44 -
f
12 MHz
Min Max
83
68
8
16
16
100 -
0
-
P87C51MB2/P87C51MC2
OSC
=
-
-
-
-
-
121
-
80
-
31
173
81
16
[4]
4.5 V < V
Variable clock
Min
0
t
0.5t
0.5t
-
0.5t
1.5t
-
0
-
-
-
-
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
15
80C51 8-bit microcontroller family
15 -
15 -
12 -
20 -
DD
assume oscillator signal with 50/50
© Koninklijke Philips Electronics N.V. 2003. All rights reserved.
< 5.5 V
Max
24
-
-
2t
1.5t
-
0.5t
2.5t
1.5t
8
[4]
CLCL
CLCL
CLCL
CLCL
CLCL
30
35
5
30 -
34 -
f
24 MHz
Min
41.5
26
5
5
8
42
0
-
-
OSC
=
Max
-
-
-
-
-
53
-
-
27
-
15
74
28
8
[4]
18 of 36
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns