AT91M63200-25AI Atmel, AT91M63200-25AI Datasheet - Page 11

• Manufacturer Part Number: AT91M63200-25AI
• Description: IC ARM7 MCU 176 TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M63200-25AI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 58
• Program Memory Type: OTP
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-TQFP, 176-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Pin Description
The following table shows how certain EBI signals are multiplexed:
Name
A0 - A23
D0 - D15
NCS0 - NCS3
CS4 - CS7
NRD
NWR0 - NWR1
NOE
NWE
NUB, NLB
NWAIT
A23 - A20
A0
NRD
NWR0
NWR1
Multiplexed Signals
CS4 - CS7
NLB
NOE
NWE
NUB
Active low chip selects (output)
Read Enable (output)
Output enable (output)
Description
Address bus (output)
Data bus (input/output)
Active high chip selects (output)
Lower and upper write enable (output)
Write enable (output)
Upper and lower byte select (output)
Wait request (input)
Functions
Allows from 4 to 8 chip select lines to be used.
8- or 16-bit data bus
Byte-write or byte-select access
Byte-write or byte-select access
Byte-write or byte-select access
AT91M63200
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
I/O
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