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ELANSC310 Datenblatt(PDF) 22 Page - Advanced Micro Devices |
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ELANSC310 Datenblatt(HTML) 22 Page - Advanced Micro Devices |
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22 / 119 page ![]() 22 Élan™SC310 Microcontroller Data Sheet PREL IMINARY Notes: 1. These signals are active during reset. 2. These pins always default to their DRAM interface function. 3. The drive strength for these pins is programmable. E is the default. All inputs that have VCC Clamp = 5 V are 5-V safe inputs regardless of their VCCIO. Table 2. Memory Bus Interface Signal Name Pin No. I/O Type Term Drive Type Clock Off Reset State (volts) VCCIO VCC Clamp Spec. Load (pF) Local Bus Max ISA RAS01,3 2 O E,D,C Active 3.3/0 3.3/0 VMEM VMEM 50 RAS11,3 3 O E,D,C Active 3.3/0 3.3/0 VMEM VMEM 50 CAS1L [SRCS2]1,2 4 O D Active 3.3/0 3.3/0 VMEM VMEM 30 CAS1H [SRCS3]1,2 5 O D Active 3.3/0 3.3/0 VMEM VMEM 30 CAS0L [SRCS0]1,2 6 O D Active 3.3/0 3.3/0 VMEM VMEM 30 CAS0H [SRCS1]1,2 7 O D Active 3.3/0 3.3/0 VMEM VMEM 30 MA10/SA133 10 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA9/SA233 11 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA8/SA223 13 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA7/SA213 14 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA6/SA203 15 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA5/SA193 16 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA4/SA183 17 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA3/SA173 18 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA2/SA163 19 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA1/SA153 21 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MA0/SA143 24 O E,D,C 0 3.3 3.3 VMEM VMEM 70 MWE3 8 O E,D,C 1 3.3 3.3 VMEM VMEM 70 ROMCS 44 O B 1 5.0 5.0 VSYS V CC5 30 DOSCS 43 O B 1 5.0 5.0 VSYS V CC5 50 |
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