參數(shù)資料
型號(hào): W78C374B
廠商: WINBOND ELECTRONICS CORP
英文描述: MONITOR MICROCONTROLLER
中文描述: 顯示器單片機(jī)
文件頁(yè)數(shù): 5/38頁(yè)
文件大?。?/td> 396K
代理商: W78C374B
Preliminary W78E378/W78C378/W78C374
Publication Release Date: December 1999
- 5 - Revision A1
Pin Description, Continued
PIN NAME
I/O
DESCRIPTION
P4.0 (HFI)
I/O
P4.0 Output, HFI Input
Sink/Source current: 4 mA/-4 mA
P4.1
O
P4.1 Output
Sink/Source current: 4 mA/-4 mA
P4.2
O
P4.2 Output
Sink/Source current: 4 mA/-4 mA
P4.3
O
P4.3 Output
Sink/Source current: 4 mA/-4 mA
P4.4 (SCL2)
I/O
P4.4 Output, SIO2 port serial clock I/O
Schmitt trigger input
V
IH
/V
IL
= 0.7 V
DD
/0.3 V
DD
, V+/V- = ~0.6 V
DD
/0.4 V
DD
Open-drain output
, sink current: 8 mA
P4.5 (SDA2)
I/O
P4.5 Output, SIO2 port serial data I/O
Schmitt trigger input
V
IH
/V
IL
= 0.7 V
DD
/0.3 V
DD
, V+/V- = ~0.6 V
DD
/0.4 V
DD
Open-drain output
, sink current: 8 mA
P4.6
O
P4.6 Output
Sink/Source current: 4 mA/-4 mA
P4.7 (HFO)
O
P4.7 Output, HFO Output
Sink/Source current: 4 mA/-4 mA
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