ELAN Home Systems EM78P458 - Manual (Page 55)

EM78P458/459
OTP ROM
4.16 Timing Diagrams
RESET Tim ing (CLK="0")
CLK
/RESET
NO P
Instruction 1
Executed
Tdrh
TCC Input Tim ing (CLKS="0")
CLK
TCC
Ttcc
Tins
AC Testing : Input is driven at 2.4V for logic "1",and 0.4V for logic "0".Tim ing m easurem ents are
m ade at 2.0V for logic "1",and 0.8V for logic "0".
AC Test Input/Output W aveform
2.4
0.4
2.0
0.8
TEST POINTS
2.0
0.8
This specification is subject to change without prior notice. 07.01.2003 (V1.3) 55