DS80C323-QCD+T&R Maxim Integrated Products, DS80C323-QCD+T&R Datasheet - Page 38

• Manufacturer Part Number: DS80C323-QCD+T&R
• Description: IC MCU HI SPEED 18MHZ 44-PLCC
• Manufacturer: Maxim Integrated Products
• Series: 80Cr

Specifications of DS80C323-QCD+T&R

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 18MHz
• 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-LCC, 44-PLCC
• Processor Series: DS80C323
• Core: 8051
• Data Bus Width: 8 bit
• Program Memory Size: 64 KB
• Data Ram Size: 64 KB
• Interface Type: UART
• Maximum Clock Frequency: 18 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

DATA SHEET REVISION SUMMARY (continued)
The following represent the key differences between the 05/22/96 and the 10/21/97 version of the DS80C320 data sheet.
Please review this summary carefully.
Maxim/Dallas Semiconductor cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim/Dallas Semiconductor product.
No circuit patent licenses are implied. Maxim/Dallas Semiconductor reserves the right to change the circuitry and specifications without notice at any time.
M a x i m I n t e g r a t e d P r o d u c t s , 1 2 0 S a n G a b r i e l D r i v e , S u n n y v a l e , C A 9 4 0 8 6 4 0 8 - 7 3 7 - 7 6 0 0
The Maxim logo is a registered trademark of Maxim Integrated Products, Inc. The Dallas logo is a registered trademark of Dallas Semiconductor Corporation.
DS80C320
1. Added note to clarify I
2. Added note to clarify AC timing conditions.
3. Corrected erroneous t
4. Added note to prevent accidental corruption of Watchdog Timer count while changing counter length.
DS80C323
1. Added note to clarify I
2. Remove port 2 from V
3. I
4. Added note to clarify AC timing conditions.
OH
for V
OH3
specification changed from -3mA to -2mA.
QVXL
IL
IL
OH1
specification.
specification.
specification, add port 3.
label on figure “Serial Port Mode 0 Timing” to read t
© 2006 Maxim Integrated Products
DS80C320/DS80C323 High-Speed/Low-Power Microcontrollers
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QVXH
.