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RA4M3 Arkusz danych(PDF) 78 Page - Renesas Technology Corp

Numer części RA4M3
Szczegółowy opis  Renesas Microcontrollers
PDF  98 Pages
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Producent  RENESAS [Renesas Technology Corp]
Strona internetowa  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

RA4M3 Arkusz danych(HTML) 78 Page - Renesas Technology Corp

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FACI command
FSTATR.FRDY
Programming pulse
• Suspension during programming
FACI command
FSTATR.FRDY
Erasure pulse
• Suspension during erasure in suspend priority mode
FACI command
FSTATR.FRDY
Erasure pulse
• Suspension during erasure in erasure priority mode
Program
Suspend
Ready
Not Ready
Ready
Programming
tSPD
Erase
Suspend
Ready
Not Ready
Ready
tSEED
Erasing
Erase
Suspend
Resume
Suspend
Ready
Not Ready
Ready
Not Ready
tSESD1
tSESD2
Erasing
Erasing
tFD
• Forced Stop
FACI command
FSTATR.FRDY
Forced Stop
Not Ready
Ready
Resume
tPRT
Programming
Resume
tREST1
Ready
Not Ready
tREST2
Erasing
Resume
Not Ready
tREET
Erasing
Figure 2.62
Suspension and forced stop timing for flash memory programming and erasure
2.12.2
Data Flash Memory Characteristics
Table 2.47
Data flash memory characteristics (1 of 2)
Conditions: Program or erase: FCLK = 4 to 50 MHz
Read: FCLK ≤ 50 MHz
Parameter
Symbol
FCLK = 4 MHz
20 MHz ≤ FCLK ≤ 50 MHz
Unit
Test
conditions
Min
Typ*6 Max Min
Typ*6
Max
Programming time
4-byte
tDP4
—
0.36
3.8
—
0.16
1.7
ms
8-byte
tDP8
—
0.38
4.0
—
0.17
1.8
16-byte
tDP16
—
0.42
4.5
—
0.19
2.0
Erasure time
64-byte
tDE64
—
3.1
18
—
1.7
10
ms
128-byte tDE128
—
4.7
27
—
2.6
15
256-byte tDE256
—
8.9
50
—
4.9
28
Blank check time
4-byte
tDBC4
—
—
84
—
—
30
µs
Reprogramming/erasure cycle*1
NDPEC
125000*2 —
—
125000*2
—
—
—
Suspend delay during programming
4-byte
tDSPD
—
—
264 —
—
120
µs
8-byte
—
—
264 —
—
120
16-byte
—
—
264 —
—
120
Programming resume time
tDPRT
—
—
110
—
—
50
µs
First suspend delay during erasure in
suspend priority mode
64-byte
tDSESD1 —
—
216 —
—
120
µs
128-byte
—
—
216 —
—
120
256-byte
—
—
216 —
—
120
RA4M3 Datasheet
2. Electrical Characteristics
R01DS0368EJ0150 Rev.1.50
Apr 25, 2025
Page 78 of 98



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