P89C51RB2HBA NXP Semiconductors, P89C51RB2HBA Datasheet - Page 15
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P89C51RB2HBA
Manufacturer Part Number
P89C51RB2HBA
Description
Manufacturer
NXP Semiconductors
Datasheet
1.P89C51RB2HBA.pdf
(56 pages)
Specifications of P89C51RB2HBA
Cpu Family
89C
Device Core
80C51
Device Core Size
8b
Frequency (max)
33MHz
Interface Type
UART
Program Memory Type
Flash
Program Memory Size
16KB
Total Internal Ram Size
512Byte
# I/os (max)
32
Number Of Timers - General Purpose
3
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
4.5V
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
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
P89C51RB2HBA
Manufacturer:
PHILIPS
Quantity:
1 235
Company:
Part Number:
P89C51RB2HBA
Manufacturer:
PHILIPS
Quantity:
20
Part Number:
P89C51RB2HBA
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Philips Semiconductors
2002 May 24
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM
* n = 6 in 6-clock mode, or 12 in 12-clock mode.
* n = 6 in 6-clock mode, or 12 in 12-clock mode.
T2EX PIN
OSC
T2 PIN
OSC
T2 PIN
n*
TRANSITION
DETECTOR
n*
C/T2 = 0
C/T2 = 1
C/T2 = 0
C/T2 = 1
EXEN2
TR2
Figure 4. Timer 2 in Auto-Reload Mode (DCEN = 0)
CONTROL
Figure 5. Timer 2 Auto Reload Mode (DCEN = 1)
CONTROL
TR2
(DOWN COUNTING RELOAD VALUE)
CONTROL
(UP COUNTING RELOAD VALUE)
RELOAD
RCAP2L
FFH
TL2
12
(8 BITS)
RCAP2L
RCAP2H
TL2
FFH
TH2
(8 BITS)
OVERFLOW
RCAP2H
TH2
P89C51RB2/P89C51RC2/
T2EX PIN
EXF2
TF2
COUNT
DIRECTION
1 = UP
0 = DOWN
P89C51RD2Hxx
TOGGLE
TF2
EXF2
INTERRUPT
INTERRUPT
SU01254
Product data
TIMER 2
SU01253