71M6511 Maxim, 71M6511 Datasheet - Page 91

• Manufacturer Part Number: 71M6511
• Description: The 71M6511 and 71M6511H are highly integrated SoCs with an MPU core, RTC, flash, and LCD driver
• Manufacturer: Maxim

RAM AND FLASH MEMORY
FLASH MEMORY TIMING
EEPROM INTERFACE
Recommended External Components
Page: 91 of 98
PARAMETER
CE RAM wait states
Flash write cycles
Flash data retention
Flash data retention
Flash byte writes between page or mass
erase operations
PARAMETER
Write Time per Byte
Page Erase (512 bytes)
Mass Erase
Flash byte writes between page or mass
erase operations
PARAMETER
Write Clock frequency
CBST1
CBST2
NAME
CBIAS
XTAL
C2P5
CXS
CXL
C1
C2
A Maxim Integrated Products Brand
V3P3A
V3P3D
VBIAS
FROM
XOUT
VDRV
VLCD
V2P5
XIN
XIN
External
AGND
DGND
AGND
AGND
AGND
DGND
DGND
XOUT
TO
© 2005–2010 Teridian Semiconductor Corporation
FUNCTION
Bypass capacitor for 3.3V supply
Bypass capacitor for 3.3V supply
32.768kHz crystal. Electrically similar to ECS
ECX-3TA series
Load capacitor for crystal (depends on crystal
specs and board parasitics).
Bypass capacitor for VBIAS
Boost charging capacitor
Bypass capacitor for V2P5
Boost bypass capacitor
CKMPU = 4.9MHz
CKMPU = 1.25MHz
-40°C to +85°C
85°C
25°C
CKMPU=4.9MHz, Using
interrupts
CKMPU=4.9MHz, “bit-
banging” DIO4/5
CONDITION
CONDITION
CONDITION
Single-Phase Energy Meter IC
20,000
71M6511/71M6511H
MIN
MIN
MIN
100
10
5
2
DATA SHEET
TYP
TYP
TYP
150
78
≥1000±20%
≥0.22±20%
≥0.1±20%
≥0.1±20%
≥0.1±20%
22±10%
22±10%
33±20%
VALUE
32.768
MAX
MAX
MAX
200
42
20
2
2
NOVEMBER 2010
Cycles
Cycles
Cycles
Cycles
Cycles
UNIT
Years
Years
UNIT
UNIT
UNIT
ms
ms
kHz
kHz
kHz
µs
µF
µF
pF
pF
pF
nF
µF
µF
V2.7