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ES4427 데이터시트(PDF) 4 Page - List of Unclassifed Manufacturers |
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ES4427 데이터시트(HTML) 4 Page - List of Unclassifed Manufacturers |
4 / 10 page 4 SAM0358-052201 ESS Technology, Inc. ES4428/ES4427 PRODUCT BRIEF Name Number I/O Definition XIN 49 I Crystal input. XOUT 50 O Crystal output. DMA[11:0] 66:61, 58:53 O DRAM address bus [11:0]. DCAS# 69 O DRAM column address strobe. DOE# 70 O DRAM output enable. DSCK_EN O DRAM clock enable. DWE# 71 O DRAM write enable. DRAS0# 72 O DRAM row address strobe 0. DRAS1# 73 O DRAM row address strobe 1 (active-low). DBANKSEL1 O DRAM address bus select 1 output. Only active in 64Mb SDRAM mode. DRAS2# 74 O DRAM row address strobe 2 output. DBANKSEL0 O DRAM address bus select 0 output. Only active in 64Mb SDRAM mode. DB[15:0] 96:93, 90:85, 82:77 I/O DRAM data bus [15:0]. DCS[1:0]# 97, 100 O SDRAM chip select [1:0]. DQM 101 O Data input/output mask. DSCK 102 O Output clock to SDRAM. DCLK 105 I 27 MHz clock input to PLL. YUV[7:0] 115:113, 110:106 O 8-bit YUV output. PCLK2XSCN 116 I/O 2X pixel clock. PCLKQSCN 117 I/O Pixel clock. VSYNC# 118 I/O Vertical sync. HSYNC# 119 I/O Horizontal sync. HD[15:0] 141:140, 137:131, 128:122 I/O Host data bus VPP 159 I 5.0V power supply. AUX[7:0] 169:165,162:160 I/O Auxiliary ports. LOE# 170 O EPROM device output enable. LCS[3:0]# 176:173 O EPROM chip select [3:0]. LD[15:0] 197:194, 191:185, 182:178 I/O EPROM device data bus. LWRLL# 198 O Device write enable. LWRHL# 199 O Device write enable (active-low). Table 1 ES4428 Pin Descriptions (Continued) |
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