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PDF M45PE80 Data sheet ( Hoja de datos )

Número de pieza M45PE80
Descripción Page-Erasable Serial Flash memory
Fabricantes Numonyx 
Logotipo Numonyx Logotipo



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M45PE80
8 Mbit, low voltage, Page-Erasable Serial Flash memory
with byte alterability and a 50 MHz SPI bus interface
Features
SPI bus compatible serial interface
50 MHz clock rate (maximum)
2.7 V to 3.6 V single supply voltage
8 Mbit of Page-Erasable Flash memory
Page size: 256 bytes:
– Page Write in 11 ms (typical)
– Page Program in 0.8 ms (typical)
– Page Erase in 10 ms (typical)
Sector Erase (64 Kbytes)
Hardware Write protection of the bottom sector
(64 Kbytes)
Electronic signature
– JEDEC standard two-byte signature
(4014h)
Deep Power-down mode 1 µA (typical)
More than 100 000 Write cycles
More than 20 years’ data retention
Packages
– ECOPACK® (RoHS compliant)
VFQFPN8 (MP)
6 × 5 mm (MLP8)
SO8W (MW)
208 mils width
SO8N (MN)
150 mils width
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December 2007
Rev 9
1/47
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M45PE80 pdf
M45PE80
List of figures
List of figures
Figure 1.
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Figure 26.
Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
VFQFPN and SO connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Bus master and memory devices on the SPI bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
SPI modes supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Write Enable (WREN) instruction sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Write Disable (WRDI) instruction sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Read Identification (RDID) instruction sequence and data-out sequence . . . . . . . . . . . . . 19
Read Status Register (RDSR) instruction sequence and data-out sequence . . . . . . . . . . 20
Read Data Bytes (READ) instruction sequence and data-out sequence . . . . . . . . . . . . . . 21
Read Data Bytes at Higher Speed (FAST_READ) instruction sequence
and data-out sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Page Write (PW) instruction sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Page Program (PP) instruction sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Page Erase (PE) instruction sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Sector Erase (SE) instruction sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Deep Power-down (DP) instruction sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Release from Deep Power-down (RDP) instruction sequence . . . . . . . . . . . . . . . . . . . . . . 30
Power-up timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
AC measurement I/O waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Serial input timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Write Protect setup and hold timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Output timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Reset ac waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
VFQFPN8 (MLP8) 8-lead Very thin Fine Pitch Quad Flat Package No lead,
6 × 5 mm, package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
SO8 wide – 8 lead Plastic Small Outline, 208 mils body width, package outline . . . . . . . . 42
SO8N - 8 lead Plastic Small Outline, 150 mils body width, package outline . . . . . . . . . . . 43
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M45PE80 arduino
M45PE80
SPI modes
Example: Cp = 50 pF, that is R*Cp = 5 µs <=> the application must ensure that the Bus
Master never leaves the SPI bus in the high impedance state for a time period shorter than
5 µs.
Figure 4. SPI modes supported
CPOL CPHA
0 0C
1 1C
D MSB
Q MSB
AI01438B
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