Dell 1815dn Service Manual - Page 26

System Outline ASIC Items Process Package Voltage CPU Core Operating Freq. SDRAMC ROMC IOC DMAC HPVC PVC UART INTERRUPT TIMER CIP4e NAND Flash Controller MAC PPI GEU Specification 0.13um (STDH150) - 496 PBGA (total pad number:597ea) - Function pin: about 367pins - PWR & GND pin: 130pins ( (130/496) - PWR & GND pad: 204ea ((204/597) 100 = 26.2 %) 100 = 34.17%) - Core Voltage: 1.2V - I/O Pad Voltage: 3.3V ?RTC Voltage : 3V ARM 920T (I-Cache: 16KB, D-Cache-16KB) - CPU Core: over 300MHz - Target System Bus: 100MHz - 32 Bits Only, 100MHz - 5 Banks (Up to 128MB per Bank) - Feed-back clock(for SDRAM read) is appended 4 Banks (Up to 16MB per Bank) 6 Banks (Up to 16MB per Bank) 6 Channels (if not use CIP4e, 4ch is available for external DMA. if CIP4E used (a4 DMA channel use), 2ch available for external DMA) - Dual / Single Beam - LVDS Pad (VDO, HSYNC) - Support A4 600dpi, multi-pass color. - Dual / Single Beam - LVDS Pad (VDO, HSYNC) - Support A3 1200dpi, multi-pass color. 5 Channels (Channel0 supports DMA/interrupt Operation ) 6 External Interrupts, 26 Internal Interrupts 6 System Timers -300/400/600/1200dpi CIS/CCD image sensor interface -Color/Mono grey image, Binary image scan support -600dpi Color/Mono Copy support -Image processing for High-End MFP, Digital Copier, -MH/MR/MMR CODEC function for fax - Scan image :(max) A4 1200dpi pixel processing, -Copy image :(max) A4 600dpi pixel processing - 8/16 Bits, H/W ECC Generation - Auto Boot Mode (using internal SRAM, 4KB) - 10M/100Mbps - Full IEEE 802.3 compatibility IEEE1284 compliant parallel port interface Graphic Execution Unit Remark *PWR & GND pin : 114ea*Dedicated PWR & GND pin(ring, rtc, lvds, pll): 16ea 4-8 Service Manual