參數(shù)資料
型號: PCA8514
廠商: NXP Semiconductors N.V.
英文描述: Stand-alone OSD
中文描述: 單機OSD
文件頁數(shù): 51/64頁
文件大小: 322K
代理商: PCA8514
1995 Nov 27
51
Philips Semiconductors
Product specification
Stand-alone OSD
PCA8514
13 OUTPUT PORTS
The three output ports P00, P01 and P04 can be
configured using one of three mask options. The three
output mask options are specified below:
Option 1 Standard output with switched pull-up current
source. See Figs 42 and 45.
Option 2 Open-drain output. See Figs 43 and 46.
Option 3 Push-pull output. See Figs 44 and 47.
The state of each output port after a Power-on-reset can
also be selected using the mask options. All the available
mask options for the PCA8514 are given in Section 13.1.
Fig.42 Standard output with switched pull-up current source (Option 1 - P00 and P01).
handbook, full pagewidth
D
MQ
D
SQ
SQ
write pulse
data bus
current
source
TR3
TR4
read pulse (testing use only)
MBE128
VSS
TR1
TR2
100
μ
A typical
Pin
VDD
Port output register
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