STM32F205REY6TR STMicroelectronics, STM32F205REY6TR Datasheet - Page 130

• 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 59. Synchronous multiplexed PSRAM write timings
Table 75.
1. C
2. Based on characterization, not tested in production.
t
t
t
t
d(CLKL-NADVH)
t
d(CLKL-NADVL)
t
t
t
d(CLKL-NWEH)
t
d(CLKL-NWEL)
d(CLKL-NBLH)
d(CLKL-NExH)
d(CLKL-NExL)
d(CLKL-DATA
t
d(CLKL-ADIV)
t
d(CLKL-AIV)
FSMC_AD[15:0]
d(CLKL-AV)
FSMC_A[25:16]
L
Symbol
t
= 30 pF.
FSMC_NWAIT
(WAITCFG = 0b, WAITPOL + 0b)
w(CLK)
FSMC_NADV
FSMC_NWE
FSMC_NBL
FSMC_CLK
FSMC_NEx
t d(CLKL-NADVL)
t d(CLKL-ADV)
Synchronous multiplexed PSRAM write timings
)
t w(CLK)
FSMC_CLK period
FSMC_CLK low to FSMC_NEx low (x=0..2)
FSMC_CLK low to FSMC_NEx high (x= 0…2)
FSMC_CLK low to FSMC_NADV low
FSMC_CLK low to FSMC_NADV high
FSMC_CLK low to FSMC_Ax valid (x=16…25)
FSMC_CLK low to FSMC_Ax invalid (x=16…25)
FSMC_CLK low to FSMC_NWE low
FSMC_CLK low to FSMC_NWE high
FSMC_CLK low to FSMC_AD[15:0] invalid
FSMC_A/D[15:0] valid data after FSMC_CLK low
FSMC_CLK low to FSMC_NBL high
t d(CLKL-ADIV)
t d(CLKL-NExL)
t d(CLKL-AV)
t d(CLKL-NWEL)
AD[15:0]
Doc ID 15818 Rev 9
t su(NWAITV-CLKH)
Parameter
t d(CLKL-NADVH)
t d(CLKL-Data)
Data latency = 0
t w(CLK)
t d(CLKL-Data)
D1
t h(CLKH-NWAITV)
(1)(2)
2T
HCLK
Min
0.5
t d(CLKL-NBLH)
t d(CLKL-NExH)
t d(CLKL-NWEH)
7
2
3
0
0
-
-
-
-
-
BUSTURN = 0
D2
t d(CLKL-AIV)
- 1
STM32F20xxx
Max
0
2
0
1
2
-
-
-
-
-
-
-
ai14992g
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns