参数资料
型号: STM32F205RET6TR
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 120 MHz, RISC MICROCONTROLLER, PQFP64
封装: 10 X 10 MM, ROHS COMPLIANT, LQFP-64
文件页数: 39/163页
文件大小: 2275K
代理商: STM32F205RET6TR
STM32F205xx, STM32F207xx
Electrical characteristics
Doc ID 15818 Rev 7
133/163
NAND controller waveforms and timings
Figure 68 through Figure 71 represent synchronous waveforms and Table 76 provides the
corresponding timings. The results shown in this table are obtained with the following FSMC
configuration:
COM.FSMC_SetupTime = 0x01;
COM.FSMC_WaitSetupTime = 0x03;
COM.FSMC_HoldSetupTime = 0x02;
COM.FSMC_HiZSetupTime = 0x01;
ATT.FSMC_SetupTime = 0x01;
ATT.FSMC_WaitSetupTime = 0x03;
ATT.FSMC_HoldSetupTime = 0x02;
ATT.FSMC_HiZSetupTime = 0x01;
Bank = FSMC_Bank_NAND;
MemoryDataWidth = FSMC_MemoryDataWidth_16b;
ECC = FSMC_ECC_Enable;
ECCPageSize = FSMC_ECCPageSize_512Bytes;
TCLRSetupTime = 0;
TARSetupTime = 0;
tw(NIOWR)
FSMC_NIOWR low width
8THCLK + 3
ns
tv(NIOWR-D)
FSMC_NIOWR low to FSMC_D[15:0] valid
5THCLK +1
ns
th(NIOWR-D)
FSMC_NIOWR high to FSMC_D[15:0] invalid
11THCLK
ns
td(NCE4_1-NIOWR) FSMC_NCE4_1 low to FSMC_NIOWR valid
5THCLK+3ns
ns
th(NCEx-NIOWR)
th(NCE4_1-NIOWR)
FSMC_NCEx high to FSMC_NIOWR invalid
FSMC_NCE4_1 high to FSMC_NIOWR invalid
5THCLK – 5
ns
td(NIORD-NCEx)
td(NIORD-NCE4_1)
FSMC_NCEx low to FSMC_NIORD valid FSMC_NCE4_1
low to FSMC_NIORD valid
5THCLK + 2.5 ns
th(NCEx-NIORD)
th(NCE4_1-NIORD)
FSMC_NCEx high to FSMC_NIORD invalid
FSMC_NCE4_1 high to FSMC_NIORD invalid
5THCLK – 5
ns
tsu(D-NIORD)
FSMC_D[15:0] valid before FSMC_NIORD high
4.5
ns
td(NIORD-D)
FSMC_D[15:0] valid after FSMC_NIORD high
9
ns
tw(NIORD)
FSMC_NIORD low width
8THCLK + 2
ns
1.
CL = 15 pF.
2.
Based on characterization, not tested in production.
Table 75.
Switching characteristics for PC Card/CF read and write cycles(1)(2) (continued)
Symbol
Parameter
Min
Max
Unit
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