參數(shù)資料
型號: SAA5551PS/NNNN
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PDIP52
封裝: 0.600 INCH, PLASTIC, SDIP-52
文件頁數(shù): 3/80頁
文件大?。?/td> 340K
代理商: SAA5551PS/NNNN
1999 Oct 27
11
Philips Semiconductors
Preliminary specication
Standard TV microcontrollers with
On-Screen Display (OSD)
SAA55xx
Fig.4 Memory and security bit structures.
handbook, full pagewidth
GSA030
PROGRAM ROM
MEMORY
USER ROM PROGRAMMING
(ENABLE/DISABLE)
VERIFY
(ENABLE/DISABLE)
SECURITY BITS INTERACTION
USER ROM
(64K x 8-BIT)
CHARACTER ROM
USER ROM
(9K x 12-BIT)
PACKET 26 ROM
USER ROM
(4K x 8-BIT)
USER ROM PROGRAMMING
(ENABLE/DISABLE)
VERIFY
(ENABLE/DISABLE)
USER ROM PROGRAMMING
(ENABLE/DISABLE)
VERIFY
(ENABLE/DISABLE)
Fig.5 Security bits for production devices.
handbook, full pagewidth
MBK954
PROGRAM ROM
MEMORY
USER ROM PROGRAMMING
(ENABLE/DISABLE)
VERIFY
(ENABLE/DISABLE)
DISABLED
ENABLED
DISABLED
ENABLED
DISABLED
ENABLED
SECURITY BITS SET
CHARACTER ROM
PACKET 26 ROM
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