STM32F103XC_11 Datasheet, PDF (79/130 Pages) STMicroelectronics – High-density performance line ARM-based 32-bit MCU with 256 to 512KB Flash, USB, CAN

STM32F103xC, STM32F103xD, STM32F103xE
Electrical characteristics
Figure 37. PC Card/CompactFlash controller waveforms for I/O space write access
FSMC_NIOWR
FSMC_A[10:0]
tv(NCEx-A)
th(NCE4_1-AI)
FSMC_NREG
FSMC_NWE
FSMC_NOE
FSMC_NIORD
td(NCE4_1-NIOWR)
FSMC_NIOWR
ATTxHIZ =1
tw(NIOWR)
FSMC_D[15:0]
tv(NIOWR-D) th(NIOWR-D)
ai14900b
Table 39. Switching characteristics for PC Card/CF read and write cycles⁽¹⁾⁽²⁾
Symbol
Parameter
Min
Max
Unit
t_v(NCEx-A)
t_{v(NCE4_1-A)}
FSMC_NCEx low (x = 4_1/4_2) to FSMC_Ay valid (y =
0...10) FSMC_NCE4_1 low (x = 4_1/4_2) to FSMC_Ay valid
(y = 0...10)
0
ns
t_h(NCEx-AI)
t_{h(NCE4_1-AI)}
FSMC_NCEx high (x = 4_1/4_2) to FSMC_Ax invalid (x =
0...10) FSMC_NCE4_1 high (x = 4_1/4_2) to FSMC_Ax 2.5
invalid (x = 0...10)
ns
t_d(NREG-NCEx) FSMC_NCEx low to FSMC_NREG valid FSMC_NCE4_1
t_{d(NREG-NCE4_1)} low to FSMC_NREG valid
5
ns
t_h(NCEx-NREG)
t_{h(NCE4_1-NREG)}
FSMC_NCEx high to FSMC_NREG invalid FSMC_NCE4_1
high to FSMC_NREG invalid
t_HCLK + 3
ns
t_{d(NCE4_1-NOE)} FSMC_NCE4_1 low to FSMC_NOE low
5t_HCLK + 2
ns
t_w(NOE)
FSMC_NOE low width
8t_HCLK –1.5 8t_HCLK + 1
ns
t_{d(NOE-NCE4_1} FSMC_NOE high to FSMC_NCE4_1 high
5t_HCLK + 2
ns
t_su(D-NOE)
FSMC_D[15:0] valid data before FSMC_NOE high
25
ns
t_h(NOE-D)
FSMC_D[15:0] valid data after FSMC_NOE high
15
ns
t_w(NWE)
FSMC_NWE low width
8t_HCLK – 1 8t_HCLK + 2
ns
t_{d(NWE-NCE4_1)} FSMC_NWE high to FSMC_NCE4_1 high
5t_HCLK + 2
ns
t_{d(NCE4_1-NWE)} FSMC_NCE4_1 low to FSMC_NWE low
5t_HCLK + 1.5 ns
t_v(NWE-D)
FSMC_NWE low to FSMC_D[15:0] valid
0
ns
t_h(NWE-D)
FSMC_NWE high to FSMC_D[15:0] invalid
11t_HCLK
ns
t_d(D-NWE)
FSMC_D[15:0] valid before FSMC_NWE high
13t_HCLK
ns
Doc ID 14611 Rev 8
79/130