STM32F205REY6TR STMicroelectronics, STM32F205REY6TR Datasheet - Page 126

• 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 56. Asynchronous multiplexed PSRAM/NOR read waveforms
Table 72.
1. C
2. Based on characterization, not tested in production.
t
t
t
su(Data_NOE)
t
t
t
t
t
h(Data_NOE)
v(NADV_NE)
h(AD_NADV)
t
su(Data_NE)
v(NOE_NE)
h(NE_NOE)
t
h(Data_NE)
h(BL_NOE)
t
Symbol
t
h(A_NOE)
t
t
v(BL_NE)
w(NADV)
v(A_NE)
t
w(NOE)
w(NE)
L
= 30 pF.
FSMC_NBL[1:0]
FSMC_ AD[15:0]
FSMC_A[25:16]
Asynchronous multiplexed PSRAM/NOR read timings
FSMC_NE low time
FSMC_NEx low to FSMC_NOE low
FSMC_NOE low time
FSMC_NOE high to FSMC_NE high hold time
FSMC_NEx low to FSMC_A valid
FSMC_NEx low to FSMC_NADV low
FSMC_NADV low time
FSMC_AD(adress) valid hold time after
FSMC_NADV high)
Address hold time after FSMC_NOE high
FSMC_BL time after FSMC_NOE high
FSMC_NEx low to FSMC_BL valid
Data to FSMC_NEx high setup time
Data to FSMC_NOE high setup time
Data hold time after FSMC_NEx high
Data hold time after FSMC_NOE high
FSMC_NADV
FSMC_NWE
FSMC_NOE
FSMC_NE
Parameter
Doc ID 15818 Rev 9
t
t
t
v(NADV_NE)
v(A_NE)
v(A_NE)
t
t
t
v(NOE_NE)
v(BL_NE)
w(NADV)
Address
Address
t
h(AD_NADV)
t
w(NE)
NBL
t
su(Data_NOE)
t
t
T
w(NOE)
su(Data_NE)
Data
3T
T
T
HCLK
2T
T
HCLK
T
T
HCLK
HCLK
t
HCLK
Min
HCLK
HCLK
h(NE_NOE)
HCLK
t
0
0
0
-
0
1
h(BL_NOE)
-
t
h(A_NOE)
– 1.5
+ 3
+ 2
-1
-1
(1)(2)
2T
3T
T
HCLK
T
HCLK
HCLK
Max
HCLK
2.5
t
2
1
h(Data_NOE)
-
-
t
-
-
-
-
-
-
STM32F20xxx
h(Data_NE)
+0.5
+1
+1
ai14892b
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns