參數(shù)資料
型號: PCA84C886
廠商: NXP Semiconductors N.V.
英文描述: Microcontrollers for TV tuning control and OSD applications(應(yīng)用于TV調(diào)頻和OSD的微控制器)
中文描述: 微控制器的控制和調(diào)整(應(yīng)用于電視調(diào)頻和OSD的微控制器應(yīng)用的電視OSD)
文件頁數(shù): 9/72頁
文件大?。?/td> 564K
代理商: PCA84C886
1995 Jun 15
9
Philips Semiconductors
Preliminary specification
Microcontrollers for TV tuning
control and OSD applications
PCA84C646; PCA84C846
handbook, full pagewidth
MED177
DP0n data
I/O
DP0n/PWM0n
6 or 7-BIT PWM DATA LATCH
P6LVL/P7LVL
(1-BIT)
PWMnE
6 or 7-BIT DAC PWM
CONTROLLER
Q
Q
fxtal
3
fPWM =
Fig.4 Block diagram of 6-bit or7-bit PWM DAC.
Fig.5 Example PWM0n output patterns (P6LVL/P7LVL = 0).
handbook, full pagewidth
3
64
or
128
1
2
3
m
m + 1
m + 2
64
or
128
1
00
01
m
63
or
127
decimal value PWM data latch
MLC261
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