DS80C320-ECL/T&R Maxim Integrated Products, DS80C320-ECL/T&R Datasheet - Page 30

• Manufacturer Part Number: DS80C320-ECL/T&R
• Description: IC MCU HI SPEED 33MHZ 44-TQFP
• Manufacturer: Maxim Integrated Products
• Series: 80Cr

Specifications of DS80C320-ECL/T&R

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, SIO, UART/USART
• Peripherals: Power-Fail Reset, WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

POWER-CYCLE TIMING CHARACTERISTICS
NOTES FOR POWER CYCLE TIMING CHARACTERISTICS
1. Startup time for crystals varies with load capacitance and manufacturer. Time shown is for an 11.0592MHz
2.
PROGRAM MEMORY READ CYCLE
Crystal Startup Time
Power-On Reset Delay
crystal manufactured by Fox crystal.
Reset delay is a synchronous counter of crystal oscillations after crystal startup. Counting begins when the
level on the XTAL1 input meets the V
PARAMETER
SYMBOL
t
t
CSU
POR
IH2
criteria. At 25MHz, this time is 2.62ms.
DS80C320/DS80C323 High-Speed/Low-Power Microcontrollers
MIN
30 of 38
TYP
1.8
65,536
MAX
UNITS
t
CLCL
ms
NOTES
1
2