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S3C2440X Datasheet(PDF) 20 Page - Samsung semiconductor |
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S3C2440X Datasheet(HTML) 20 Page - Samsung semiconductor |
20 / 429 page ![]() 2003.10.15 Preliminary product information describes products that are in development, for which full characterization data and associated errata are not yet available Specifications and information herein are subject to change without notice. PRODUCT OVERVIEW S3C2440X 1-20 7. The table below shows I/O types and the descriptions. I/O Type Descriptions d12i(vdd12ih) 1.2V Vdd for alive power d12c(vdd12ih_core), si(vssih) 1.2V Vdd/Vss for internal logic d33o(vdd33oph), so(vssoph) 3.3V Vdd/Vss for external logic d33t(vdd33th_abb), st(vssbbh_abb) 3.3V Vdd/Vss for analog circuitry drtc(vdd30th_rtc) 3.0V Vdd for RTC power t8(phbsu100ct8sm) Bi-directional pad, LVCMOS schmitt-trigger, 100Kohm pull-up resistor with control, tri-state, Io=8mA is(phis) Input pad, LVCMOS schmitt-trigger level us(pbusb0) USB pad t10(phtot10cd) 5V tolerant Output pad, Tri-state . ot(phot8) Output pad, tri-state, Io=8mA b8(phob8) Output pad, Io=8mA t16(phot16sm) Output pad, tri-state, medium slew rate, Io=16mA r10(phiar10_abb) Analog input pad with 10-ohm resistor ia(phia_abb) Analog input pad gp(phgpad_option) Pad for analog pin m26(phsoscm26_2440) Oscillator cell with enable and feedback resistor tt8(phtbsu100ct8sm) 5V Tolerant Bi-directional pad, LVCMOS schmitt-trigger, 100Kohm pull-up resistor with control, tri -state, medium slew rate, Io=8mA t12(phbsu100ct12sm) Bi-directional pad, LVCMOS schmitt-trigger, 100Kohm pull-up resistor with control, tri-state, Io=12mA d2(phtod2) 5v tolerant Output pad , Open Drain , Io=2mA d8(phbsd8sm) Bi-directional pad, LVCMOS schmitt-trigger, Open Drain, Io=8mA t10s(phtot10cd_10_2440x) 5V Tolerant output pad, LVCMOS , tri -state, output drive strenth control, Io=4,6,8,10mA b12s(phtbsu100ct12cd_12_2440x) 5V Tolerant Bi-directional pad, LVCMOS schmitt-trigger, 100Kohm pull-up resistor with control, tri -state,output drive strenth control, Io=6,8,10,12mA d2s(phtbsd2_2440x) 5V Tolerant Bi-directional pad, LVCMOS schmitt-trigger, open-drain, output drive strenth ignore, r50(phoar50_abb) Analog Output pad, 50Kohm resistor, Separated bulk-bias t12s(phtot12cd_12_2440x) 5V Tolerant output pad, LVCMOS , tri -state, output drive strenth control, Io=6,8,12,16mA nc(phnc) No connection pad |
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