P80C321SF88 Intel, P80C321SF88 Datasheet - Page 18

• Manufacturer Part Number: P80C321SF88
• Description: IC MPU 8BIT 5V 16MHZ 40DIP
• Manufacturer: Intel
• Series: 80Cr

Specifications of P80C321SF88

• Rohs Status: RoHS non-compliant
• Core Processor: MCS 51
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SIO
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Peripherals: -
• Other names: 809515

8XC52 54 58
EXTERNAL CLOCK DRIVE
EXTERNAL CLOCK DRIVE WAVEFORM
AC TESTING INPUT OUTPUT WAVEFORMS
18
AC Inputs during testing are driven at V
and 0 45V for a Logic ‘‘0’’ Timing measurements are made at V
min for a Logic ‘‘1’’ and V
1 TCLCL
TCHCX
TCLCX
TCLCH
TCHCL
Symbol
IL
max for a Logic ‘‘0’’
Oscillator Frequency
High Time
Low Time
Rise Time
Fall Time
8XC5X
8XC5X-1
8XC5X-2
8XC5X-24
8XC5X-33
8XC5X-24 33
8XC5X-24 33
8XC5X-24
8XC5X-33
8XC5X-24
8XC5X-33
Parameter
CC
b
0 5V for a Logic ‘‘1’’
272336 –19
IH
0 35 T
0 35 T
FLOAT WAVEFORMS
For timing purposes a port pin is no longer floating when a
100 mV change from load voltage occurs and begins to float
when a 100 mV change from the loaded V
I
OL
Min
3 5
3 5
0 5
3 5
3 5
20
20
I
OH
OSC
OSC
e
g
20 mA
0 65 T
0 65 T
Max
12
16
12
24
33
20
10
20
10
5
5
OSC
OSC
272336–16
OH
V
OL
272336 –20
level occurs
Units
MHz
MHz
MHz
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns