STM32F205REY6TR STMicroelectronics, STM32F205REY6TR Datasheet - Page 140

• Manufacturer Part Number: STM32F205REY6TR
• Description: ARM Microcontrollers - MCU 32-Bit ARM Cortex 512kb Connectivity
• Manufacturer: STMicroelectronics

Specifications of STM32F205REY6TR

• Product Category: ARM Microcontrollers - MCU
• Rohs: yes
• Core: ARM Cortex M3
• Data Bus Width: 32 bit

Electrical characteristics
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Figure 70. NAND controller waveforms for common memory read access
Figure 71. NAND controller waveforms for common memory write access
Table 80.
1. C
2. Based on characterization, not tested in production.
t
t
t
d(ALE-NOE)
h(NOE-ALE)
t
Symbol
su(D-NOE)
h(NOE-D
t
ALE (FSMC_A17)
CLE (FSMC_A16)
w(N0E)
L
ALE (FSMC_A17)
CLE (FSMC_A16)
= 30 pF.
FSMC_D[15:0]
FSMC_NCEx
FSMC_D[15:0]
FSMC_NWE
FSMC_NCEx
FSMC_NOE
FSMC_NWE
FSMC_NOE
)
Switching characteristics for NAND Flash read cycles
FSMC_NOE low width
FSMC_D[15-0] valid data before FSMC_NOE
high
FSMC_D[15-0] valid data after FSMC_NOE high
FSMC_ALE valid before FSMC_NOE low
FSMC_NWE high to FSMC_ALE invalid
t
d(ALE-NOE)
Doc ID 15818 Rev 9
Parameter
t
d(ALE-NOE)
t
w(NOE)
t
t
w(NWE)
su(D-NOE)
t
v(NWE-D)
t
d(D-NWE)
t
h(NOE-ALE)
3T
4T
HCLK
HCLK
Min
9
3
-
t
h(NOE-D)
+ 2
- 1
t
h(NWE-D)
(1)(2)
4T
3T
HCLK
Max
STM32F20xxx
HCLK
-
-
-
+ 2
t
h(NOE-ALE)
ai14912c
ai14913c
Unit
ns
ns
ns
ns
ns