参数资料
型号: ST72622L2T1
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
封装: TQFP-44
文件页数: 9/134页
文件大小: 815K
代理商: ST72622L2T1
ST7262
106/134
12.6 MEMORY CHARACTERISTICS
Subject to general operating conditions for fCPU, and TA unless otherwise specified.
12.6.1 RAM and Hardware Registers
Note 1: Guaranteed by design. Not tested in production.
12.6.2 FLASH Memory
Operating Conditions: fCPU = 8 MHz.
Figure 55. Two typical Applications with VPP Pin
1)
Note 1: When the ICP mode is not required by the application, VPP pin must be tied to VSS.
Symbol
Parameter
Conditi ons
Min
Typ
Max
Unit
VRM
Data retention mode 1)
HALT mode (or RESET)
2.0
V
DUAL VOLTAGE FLASH MEMORY
Symbol
Parameter
Conditi ons
Min
Typ
Max
Unit
fCPU
Operating Frequency
Read mode
8
MHz
Write / Erase mode
8
VPP
Programming Voltage
4.0V <= VDD <= 5.5V
11.4
12.6
V
IPP
VPP Current
Write / Erase
30
mA
tPROG
Byte Programming Time
100
TBD
s
tERASE
Sector Erasing Time
0.5
TBD
sec
Device Erasing Time
210
TA=25°C3
tVPP
Internal VPP Stabilization Time
10
s
tRET
Data Retention
TA ≤ 55°C
20
years
NRW
Write Erase Cycles
100
cycles
VPP
ST72XXX
10k
PROGRAMMING
TOOL
VPP
ST72XXX
1
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