EFM32WG840F128 Energy Micro, EFM32WG840F128 Datasheet - Page 14

• Manufacturer Part Number: EFM32WG840F128
• Description: ARM Microcontrollers - MCU 128kb flash 32kb RAM
• Manufacturer: Energy Micro

Specifications of EFM32WG840F128

• Rohs: yes
• Core: ARM Cortex M4F
• Processor Series: EFM32WG840
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 48 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 32 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.85 V to 3.8 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: QFN-64
• Mounting Style: SMD/SMT

3.7 Flash
2012-09-11 - EFM32WG840FXX - d0195_Rev1.00
Table 3.7. Flash
1
Measured at 25°C
Symbol
EC
RET
t
t
t
I
I
V
W_PROG
PERASE
DERASE
ERASE
WRITE
FLASH
FLASH
FLASH
Parameter
Flash erase cycles before
failure
Flash data retention
Word (32-bit) programming
time
Page erase time
Device erase time
Erase current
Write current
Supply voltage during flash
erase and write
Preliminary
Condition
T
T
T
< 512KB
>= 512KB, LPERASE == 0
>= 512KB, LPERASE == 1
< 512KB
>= 512KB
< 512KB
>= 512KB, LPERASE == 0
>= 512KB, LPERASE == 1
< 512KB
>= 512KB, LPWRITE == 0
>= 512KB, LPWRITE == 1
AMB
AMB
AMB
<150°C
<85°C
<70°C
...the world's most energy friendly microcontrollers
14
Min
20000
10000
1.8
10
20
20
20
20
40
40
Typ
www.energymicro.com
20.4
20.4
40.4
40.8
Max
161.6 ms
20.8 ms
20.8 ms
40.8 ms
41.6 ms
14
14
3.8 V
7
7
7
7
1
1
1
1
1
1
Unit
cycles
h
years
years
µs
mA
mA
mA
mA
mA
mA