Samsung CLP-325 Series Service Manual page 29

2.2.2.3 Main PBA Description
Jupiter5
A Proprietary SoC, Jupiter5, executes and controls all jobs and functions to be required for
printing. To do these all jobs, the Jupiter5 incorporates all H/W blocks as follows.
▪ CPU Core ARM 926ESJ, I/D-Cache 16/16KB , Up to 400MHz
▪ System Bus Internally 32-bit width, Up to 120MHz
▪ MEM Controller DDR1/2, 16-bit width, 166MHz, 4-Bank, 128MB Space/bank
▪ ROM Controller 16-bit width, 4-bank, 16MB Space/bank
▪ CODEC Controller JBIG 4-ch Decoder and 2-ch Encoder, 1-ch JPEG
▪ Image Processor Processing Scan Image
▪ MAC Controller 10/100Mbps Full IEEE 802.3 Compatibility
▪ USB Controller USB2.0, Device or Host
▪ UART Controller
▪ I2C Controller
▪ Interrupt Controller
▪ Misc. Controller ADC, DAC, PWM, Step Motor Control and so on
▪ Voltage Core 1.0V, I/O 3.3V
▪ Package 416PBGA
Flash Memory
Used to store System Programs including the Operating System.
▪ Type NOR Flash
▪ Bus 16-bit width
▪ Size : 2MB (CLP-320/325)
32MB (CLP-320N/325W)
Service Manual
Product spec and feature
FLASH
EEPROM
24C64
DDR2 SDRAM
CPU
Jupiter5(360MHz)
2-20
Samsung Electronics