N80C251SQ16 Intel, N80C251SQ16 Datasheet - Page 23

• Manufacturer Part Number: N80C251SQ16
• Description: IC MPU 8-BIT 5V 16MHZ 44-PLCC
• Manufacturer: Intel
• Series: 80Cr

Specifications of N80C251SQ16

• Rohs Status: RoHS non-compliant
• Core Processor: MCS 251
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SIO
• Peripherals: PWM, WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-PLCC
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Other names: 804459

8XC251SA/SB/SP/SQ HIGH-PERFORMANCE CHMOS MICROCONTROLLER
T OSC
XTAL1
ALE
T LHLL †
T RLRH †
T LLRL †
T RHLH2
RD#/PSEN#
T RLDV †
T RLAZ
T LHAX †
T RHDZ2
T AVLL †
T LLAX
T RHDX
P0
A7:0
D7:0
T AVRL †
Data In
T AVDV1 †
T AVDV2 †
P2/A16/A17
A15:8/A16/A17
†
The value of this parameter depends on wait states. See the table of AC characteristics.
A4210-03
Figure 8. External Bus Cycle: Data Read (Nonpage Mode)
PRELIMINARY
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