DS2250-32-16 Maxim Integrated Products, DS2250-32-16 Datasheet - Page 18

• Manufacturer Part Number: DS2250-32-16
• Description: IC MICROCNTRLR 32X8 16MHZ 40SIMM
• Manufacturer: Maxim Integrated Products
• Series: DS225xr

Specifications of DS2250-32-16

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SIO, UART/USART
• Peripherals: Power-Fail Reset, WDT
• Number Of I /o: 32
• Program Memory Type: SRAM
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 4.75 V ~ 5.25 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-SIMM
• Processor Series: DS2250
• Core: 8051
• Data Bus Width: 8 bit
• Program Memory Size: 32 KB
• Data Ram Size: 32 KB
• Interface Type: 3-Wire, RS-232, UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 2
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No
• Other names: DS22503216

DATA SHEET REVISION SUMMARY
The following represent the key differences between 12/13/95 and 08/16/96 version of the DS2250(T)
data sheet. Please review this summary carefully.
The following represent the key differences between 11/20/99 and 06/09/06 version of the DS2250(T)
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.
1. Correct Figure 3 to show RST active high.
2. Add minimum value to PCB thickness.
1. Updated reference (Features) to 10-year NV RAM data life to include room temperature caveat.
2. Added lead-free package information to the Ordering Information table.
3. Removed 8kB package versions from Ordering Information table.
4. Removed references to “Secure Microcontroller Data Book” and changed them to “Secure
5. Removed references to DS5000TK.
Microcontroller User’s Guide.”
© 2006 Maxim Integrated Products • Printed USA
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DS2250(T)