P87C51MC2BA/02-S NXP Semiconductors, P87C51MC2BA/02-S Datasheet - Page 25

• Manufacturer Part Number: P87C51MC2BA/02-S
• Description: MCU 8-Bit 87C 80C51 CISC 96KB EPROM 3.3V/5V 44-Pin PLCC Tray
• Manufacturer: NXP Semiconductors

Specifications of P87C51MC2BA/02-S

• Package: 44PLCC
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 24 MHz
• Ram Size: 3 KB
• Program Memory Size: 96 KB
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 34
• Interface Type: SPI/UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

Philips Semiconductors
9397 750 12302
Product data
Fig 6. External data memory write cycle.
Fig 7. Shift register mode timing.
PORT 0
PORT 2
WRITE TO SBUF
INSTRUCTION
OUTPUT DATA
PSEN
INPUT DATA
ALE
CLEAR RI
WR
CLOCK
ALE
t AVWL
t AVLL
0
t LLAX
P2.0-P2.7 OR
A16-A22,P2.7
t QVXH
A8-A15 OR
A0-A7
t XHDV
1
t XLXL
t LLWL
VALID
0
t QVWX
P2.0-P2.7 OR A8-A15
t XHQX
2
Rev. 03 — 13 November 2003
VALID
1
t AVWL1
DATA OUT
t QVWH
3
t XHDX
VALID
2
t WLWH
P87C51MB2/P87C51MC2
4
VALID
3
5
VALID
4
t WHLH
80C51 8-bit microcontroller family
6
A0-A7 FROM PCL
t WHQX
VALID
5
© Koninklijke Philips Electronics N.V. 2003. All rights reserved.
7
002aaa153
VALID
6
8
INSTR IN
002aaa155
VALID
7
SET RI
SET TI
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