P89C51RB2HBA NXP Semiconductors, P89C51RB2HBA Datasheet - Page 40

• Manufacturer Part Number: P89C51RB2HBA
• Manufacturer: NXP Semiconductors

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

Philips Semiconductors
2002 May 24
AC inputs during testing are driven at V
NOTE:
Timing measurements are made at V
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM
V
CC
0.45V
–0.5
I
CC
(mA)
Figure 34. AC Testing Input/Output
70
60
50
40
30
20
10
0.2V
0.2V
IH
CC
CC
CC
min for a logic ‘1’ and V
+0.9
–0.1
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
Valid only within frequency specifications of the device under test
2
4
IL
max for a logic ‘0’.
Frequency at XTAL1 (MHz, 6 clock mode)
6
SU00717
Figure 36. I
8
37
CC
MAXIMUM ACTIVE I
vs. FREQ
10
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
/V
89C51Rx2Hxx
MAXIMUM IDLE
OL
level occurs. I
V
V
12
LOAD
LOAD
CC
TYPICAL ACTIVE I
–0.1V
+0.1V
P89C51RB2/P89C51RC2/
OH
Figure 35. Float Waveform
14
/I
OL
TYPICAL IDLE
20mA.
16
CC
REFERENCE
P89C51RD2Hxx
TIMING
POINTS
18
SU01662
20
Product data
V
V
OH
OL
SU00718
+0.1V
–0.1V