參數(shù)資料
型號(hào)： TDA4885
廠商： NXP SEMICONDUCTORS
元件分類： 消費(fèi)家電
英文描述： 150 MHz video controller with I2C-bus
中文描述： SPECIALTY CONSUMER CIRCUIT, PDIP32
封裝： 0.400 INCH, PLASTIC, SOT-232-1, SDIP-32
文件頁數(shù)： 32/56頁
文件大?。?/td> 396K
代理商： TDA4885
1997 Nov 25
32
Philips Semiconductors
Product specification
150 MHz video controller with I
2
C-bus
TDA4885
handbook, full pagewidth
MHA614
LOAD FACTORY SETTINGS
GAIN
(CHANNEL 1, 2, 3)
FEEDBACK REFERENCES
(CHANNEL 1, 2, 3)
LOAD USER PRESET VALUES
USER INPUT
DISV = 0
DISO = 0
DISPLAY NEW MODE
(1)
DISO = 1
DISO = 0
RESPONSE TO USER INPUTS
(CONTRAST, BRIGHTNESS, OSD CONTRAST)
DISO = 1
CONTRAST
BRIGHTNESS
OSD CONTRAST
LOAD PRESET CONTROL BITS
START
FPOL
PEDST
DISV = 1
DISO = 1
load from program
ROM code or EEPROM
load from EEPROM
load from EEPROM
no
yes
yes
yes
DEFLECTION
CONTROL
IC LOCKED
DISV = 1
no
no
DEFLECTION
CONTROL
IC LOCKED
Fig.17 I
2
C-bus control flow.
(1) Only synchronized video should
be displayed.
Each new mode can be
displayed by OSD.
It is recommended to
synchronize data transmission
(brightness, contrast and OSD
contrast) with vertical blanking
pulse.
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TDA4887PS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:160 MHz bus-controlled monitor video preamplifier
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