Variable Split Band Inverter
14
MX214/224
6.1.4 Timing
Timing
Notes Min.
Typ.
Max. Units
Serial Mode
t
Serial Mode Enable Set-Up
250
250
250
150
50
ns
ns
ns
ns
ns
ns
ns
SMS
t
Serial Clock ‘High’ Pulse Width
Serial Clock ‘Low’ Pulse Width
Data Set Up Time
PWH
t
PWL
t
DS
t
Data Hold Time
DHS
t
250
150
Load/Latch Set Up Time
Load/Latch Pulse Width
LL
t
LLW
Parallel Mode
t
150
150
20
ns
ns
ns
Load/Latch Pulse Width
Data Set Up Time
Data Hold Time
LLW
t
DSP
DHP
t
Table 5: Serial and Parallel Timing
Serial Loading
PARALLEL / SERIAL
tSMS
tPWH
SERIAL
CLOCK
tDS
tPWL
tDHS
SERIAL
DATA INPUT
2nd bit
1st bit
3rd bit
Rx / Tx
8th bit
A4
ENABLE
CLEAR
tLL
LOAD / LATCH
tLLW
Parallel Loading
tLLW
LOAD / LATCH
tDSP
tDHP
PARALLEL
DATA INPUTS
NOTE: For 'Serial Load' devices the data loading sequence is: - Enable - Clear - Rx/Tx - A0 - A1 - A2 - A3 - A4
Figure 8: Loading Timing Diagram
ꢀ1998 MX-COM, Inc.
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
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Doc. # 20480112.002
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