71M6543G Maxim, 71M6543G Datasheet - Page 146

• Manufacturer Part Number: 71M6543G
• Description: The 71M6543F/71M6543H are Teridian's 4th-generation polyphase metering system-on-chips (SoCs) with a 5MHz, 8051-compatible MPU core, low-power real-time clock (RTC) with digital temperature compensation, flash memory, and LCD driver
• Manufacturer: Maxim

71M6543F/H and 71M6543G/GH Data Sheet
6.5
6.5.1 Flash Memory
6.5.2 SPI Slave
6.5.3 EEPROM Interface
146
Parameter
Parameter
SPI Setup Time
SPI Hold Time
SPI Output Delay
SPI Recovery Time
SPI Removal Time
SPI Clock High
SPI Clock Low
SPI Clock Freq
SPI Transaction Space
Parameter
Write Clock frequency (I
Write Clock frequency (3-wire)
Flash write cycles
Flash data retention
Flash byte writes between page or
mass erase operations
Write Time per Byte
Page Erase (1024 bytes)
Mass Erase
Timing Specifications
2
C)
Table 107: Flash Memory Timing Specifications
© 2008–2011 Teridian Semiconductor Corporation
SPI_DI to SPI_CK rise
SPI_CK rise to SPI_DI
SPI_CK fall to SPI_D0
SPI_CSZ fall to SPI_CK
SPI_CK to SPI_CSZ rise
SPI Freq/MPU Freq
SPI_CSZ rise to SPI_CSZ fall
Table 108. SPI Slave Timing Specifications
Table 109: EEPROM Interface Timing
Condition
Condition
Condition
CKMPU = 4.9 MHz,
Using interrupts
CKMPU = 4.9 MHz,
bit-banging DIO2/3
PLL_FAST = 0
CKMPU = 4.9 MHz
PLL_FAST = 0
PLL_FAST = 1
-40 °C to +85 °C
25 °C
85 °C
Min
4.5
10
10
10
15
40
40
20,000
Min
100
Min
10
Typ
Typ
Typ
310
100
160
500
Max
2.0
40
Max
Max
21
21
21
2
MPU Cycles
MHz/MHz
Unit
ns
ns
ns
ns
ns
ns
ns
Cycles
Cycles
Years
Unit
Unit
kHz
kHz
kHz
ms
ms
µs
v1.2