S3C9648

Features: CPU• SAM87RI CPU coreMemory• 4/8K-byte internal program memory (ROM)• 208-byte RAMInstruction Set• 41 instructions• IDLE and STOP instructions added for powerdown modesInstruction Execution Time• 1.0 ms at 6 MHz fOSCInterrupts• 25 interrupt sourc...

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SeekIC No. : 004482208 Detail

S3C9648: Features: CPU• SAM87RI CPU coreMemory• 4/8K-byte internal program memory (ROM)• 208-byte RAMInstruction Set• 41 instructions• IDLE and STOP instructions added for power...

floor Price/Ceiling Price

Part Number:
S3C9648
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/12/26

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Product Details

Description



Features:

CPU
• SAM87RI CPU core

Memory
• 4/8K-byte internal program memory (ROM)
• 208-byte RAM

Instruction Set
• 41 instructions
• IDLE and STOP instructions added for powerdown modes

Instruction Execution Time
• 1.0 ms at 6 MHz fOSC

Interrupts
• 25 interrupt sources with one vector, each source has its pending bit
• One level, one vector interrupt structure

Oscillation Circuit
• 6 MHz crystal/ceramic oscillator
• External clock source (6 MHz)

General I/O
• Bit programmable five I/O ports (34 pins total)
  - (D+/PS2, D-/PS2 Included)

Timer/Counter
• One 8-bit basic timer for watchdog function and programmable oscillation stabilization interval generation function
• One 8-bit timer/counter with Compare/Overflow

USB Serial Bus
• Compatible to USB low speed (1.5 Mbps) device 1.0 specification.
• 1 Control endpoint and 2 Data endpoint
• Serial bus interface engine (SIE)
  - Packet decoding/generation
  - CRC generation and checking
  - NRZI encoding/decoding and bit-stuffing
• 8 bytes each receive/transmit USB buffer

Operating Temperature Range
• 40 _C to + 85 _C

Operating Voltage Range
• 4.0 V to 5.25 V

Package Types
• 42-pin SDIP
• 44-pin QFP



Pinout

  Connection Diagram


Specifications

Parameter
Symbol
Conditions
Rating
Unit
Supply voltage
VDD
-
0.3 to +6.5
V
Input voltage
VIN
All input ports
0.3 to VDD + 0.3
V
Output voltage
VO
All output ports
-0.3 to VDD + 0.3
V
Output current high
IOH
One I/O pin active
18
mA
All I/O pins active
60
Output current low
IOL
One I/O pin active
+30
mA
Total pin current for ports 3
+100
Total pin current for ports 0, 1, 2, 4
+100
Operating temperature
TA
-
40to + 85
Storage temperature
TSTG
-
65 to + 150



Description

The S3C9644/S3C9648/P9648 single-chip 8-bit microcontroller is fabricated using an advanced CMOS process. It is built around the powerful SAM87RI CPU core.

Stop and Idle power-down modes were implemented to reduce power consumption. To increase on-chip register space, the size of the internal register file was logically expanded. The S3C9644 has 4K-bytes of program memory on-chip and S3C9648 has 8K-bytes.

Using the SAM87RI design approach, the following peripherals were integrated with the SAM87RI core, S3C9648 specifications:

  - Five configurable I/O ports (32 pins)
  - 20 bit-programmable pins for external interrupts
  - 8-bit timer/counter with three operating modes
  - Low speed USB function

The S3C9644/S3C9648/P9648 is a versatile microcontroller that can be used in a wide range of low speed USB support general purpose applications. The S3C9648 is especially suitable for use as a keyboard controller and is available in a 42-pin SDIP and a 44-pin QFP package.




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