NetduinoPlus2 Netduino, NetduinoPlus2 Datasheet - Page 139

• Manufacturer Part Number: NetduinoPlus2
• Description: Development Boards & Kits - ARM NETDUINO PLUS 2
• Manufacturer: Netduino

Specifications of NetduinoPlus2

• Rohs: yes
• Product: Development Boards
• Tool Is For Evaluation Of: STM32F405RG
• Core: ARM Cortex M4
• Interface Type: I2C, SPI, UART, USB
• Operating Supply Voltage: 7.5 v to 9 V
• Data Bus Width: 32 bit
• Description/function: Arduino form factor
• Dimensions: 2.8 in x 2.1 in
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C

STM32F405xx, STM32F407xx
Figure 58. Synchronous multiplexed PSRAM write timings
Table 78.
1. C
2. Based on characterization, not tested in production.
t
t
t
t
d(CLKL-NADVH)
t
t
d(CLKL-NADVL)
t
t
d(CLKL-NWEH)
t
d(CLKL-NWEL)
d(CLKL-NBLH)
d(CLKL-NExH)
d(CLKL-NExL)
d(CLKL-ADIV)
d(CLKL-DATA)
t
t
d(CLKL-AIV)
d(CLKL-AV)
Symbol
L
t
w(CLK)
= 30 pF.
Synchronous multiplexed PSRAM write timings
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
Doc ID 022152 Rev 3
Parameter
(1)(2)
Electrical characteristics
2T
Min
HCLK
1
0
8
0
0
0
-
-
-
-
-
Max
0.5
1
0
0
3
-
-
-
-
-
-
-
139/180
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns