参数资料
型号: M37221MAH-XXXFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDSO42
封装: 0.450 INCH, 0.80 MM INCH, PLASTIC, SSOP-42
文件页数: 94/112页
文件大小: 1207K
代理商: M37221MAH-XXXFP
82
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37221M4H/M6H/M8H/MAH–XXXSP/FP
M37221EASP/FP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
16. PROM PROGRAMMING METHOD
The built-in PROM of the One Time PROM version (blank) and the
built-in EPROM version can be read or programmed with a general-
purpose PROM programmer using a special programming adapter.
Product
M37221EASP
M37221EAFP
The PROM of the One Time PROM version (blank) is not tested or
screened in the assembly process nor any following processes. To
ensure proper operation after programming, the procedure shown in
Figure 16.1 is recommended to verify programming.
Fig. 16.1 Programming and Testing of One Time PROM Version
Programming with
PROM programmer
Screening (Caution)
(150°C for 40 hours)
Verification with
PROM programmer
Functional check in target device
Caution : The screening temperature is far higher
than the storage temperature. Never
expose to 150°C exceeding 100 hours.
Name of Programming Adapter
PCA7408
PCA7439
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