THCS132_15 Datasheet, PDF (12/20 Pages) THine Electronics, Inc. – I/OSpreader

THCS132_Rev.1.01_E
Connection Example (Mode E, F, G)
Mode E
DIN[7:0]
LEN_U
LEN_L
Latch
circuit
Serialize
Mode F
Deserialize
Selector
DOUT[7:0]
OEN_U
OEN_L
DIO[7:0]
LEN
OEN
Latch
Circuit
＆
I/O
conversion
Serialize
＆
Deserialize
Mode G
Mode D
Serialize
＆
Deserialize
DOUT[7:0]
DIN[7:0]
・Latch Enable, Output Enable Truth Table
Mode E
LEN_U
LEN_L
Latch Enable Input
Lower 8bit is transmitted by sampling frequency
L
L
(8bit through mode)
↑
H
Upper 8bit input latch
H
↑
Lower 8bit input latch and 16bit data reception
H
H
Keep data
The rising edge of LEN_L is the trigger for sampling of upper and lower data.
OEN_U
L
L
H
H
OEN_L
L
H
L
H
Mode F
Output Enable Input
Output disable
（DATA pins are pulled up by 500kΩ internally）
Upper 8bit Output enable
Lower 8bit Output enable
Output disable
（DATA pins are pulled up by 500kΩ internally）
Copyright©2014 THine Electronics, Inc.
11/19
THine Electronics, Inc.
Security E