CY7C63231A-PXC Cypress Semiconductor Corp, CY7C63231A-PXC Datasheet - Page 12

• Manufacturer Part Number: CY7C63231A-PXC
• Description: IC MCU 3K USB LS PERIPH 18-DIP
• Manufacturer: Cypress Semiconductor Corp
• Series: enCoRe™r

Specifications of CY7C63231A-PXC

• Applications: USB Microcontroller
• Core Processor: M8B
• Program Memory Type: OTP (3 kB)
• Controller Series: CY7C632xx
• Ram Size: 96 x 8
• Interface: USB
• Number Of I /o: 10
• Voltage - Supply: 3.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 18-DIP (0.300", 7.62mm)
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Processor Series: CY7C63xx
• Core: M8B
• Data Bus Width: 16 bit
• Program Memory Size: 3 KB
• Data Ram Size: 96 B
• Interface Type: PS2, USB
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 10
• Number Of Timers: 1
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant

8.2
The microcontroller provides 96 bytes of data RAM. In normal usage, the SRAM is partitioned into four areas: program stack,
data stack, user variables and USB endpoint FIFOs as shown below:
Document #: 38-08028 Rev. *B
8-bit DSP
8-bit DSP
Data Memory Organization
After reset
(User’s firmware
moves DSP)
8-bit PSP
Top of RAM Memory
FOR
FOR
User selected
Address
0x00
0x4F
0xF0
0xF8
0xFF
User Variables
USB FIFO for Address A endpoint 1
USB FIFO for Address A endpoint 0
Program Stack Growth
Data Stack Growth
CY7C63221/31A
enCoRe™ USB
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