P80C51BH Intel, P80C51BH Datasheet - Page 9

• Manufacturer Part Number: P80C51BH
• Manufacturer: Intel

Specifications of P80C51BH

• Cpu Family: MCS51
• Device Core Size: 8b
• Frequency (max): 16MHz
• Program Memory Type: ROM
• Program Memory Size: 4KB
• Total Internal Ram Size: 128Byte
• # I/os (max): 32
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Through Hole
• Pin Count: 40
• Package Type: PDIP
• Lead Free Status / Rohs Status: Not Compliant

NOTES (Continued)
4 Pins of Ports 1 2 and 3 source a transition current when they are being externally driven from 1 to 0 The transition
current reaches its maximum value when V
5 ICCMAX at other frequencies is given by
where FREQ is the external oscillator frequency in MHz ICCMAX is given in mA See Figure 6
6 See Figures 7 through 10 for I
7 Under steady state (non-transient) conditions I
If I
than the listed test conditions
Active Mode 87C51
Idle Mode
OL
Figure 7 I
Maximum I
Maximum I
Maximum total I
exceeds the test condition V
within frequency specifications of the
Figure 6 I
All other pins are disconnected
OL
OL
CC
80Cx1BH ICCMAX
ICCMAX
Figure 10 Clock Signal Waveform for I
device under test
per port pin
per 8-bit port
Test Condition Active Mode
OL
CC
for all output pins
Ports 1 2 and 3
vs FREQ Valid only
e
ICCMAX
0 14
CC
c
Port 0
OL
test conditions Minimum V
e
e
FREQ
may exceed the related specification Pins are not guaranteed to sink current greater
0 94
1 47
IN
a
c
c
is approximately 2V
3 81
270419–7
270419–8
FREQ
FREQ
T
CLCH
OL
must be externally limited as follows
a
a
e
13 71
2 36
10 mA
26 mA
15 mA
71 mA
T
CHCL
CC
CC
for Power Down is 2 0V
AUTOMOTIVE 80C31BH 80C51BH 87C51
e
tests in Active and Idle Modes
Figure 9 I
Figure 8 I
5 ns
Mode All other pins are disconnected
All other pins are disconnected
CC
CC
Test Condition Power Down
Test Condition Idle Mode
270419 –9
270419 –11
270419 –10
9