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UPD720113 Datasheet(PDF) 20 Page - Renesas Technology Corp

Part # UPD720113
Description  MOS INTEGRATED CIRCUIT
PDF  34 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

UPD720113 Datasheet(HTML) 20 Page - Renesas Technology Corp

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Data Sheet S16618EJ3V0DS
18
µPD720113
External Serial ROM Timing
Parameter
Symbol
Condition
MIN.
TYP.
MAX.
Unit
Clock frequency
fSCL
94.6
100
kHz
Clock pulse width low
tLOW
4700
ns
Clock pulse width high
tHIGH
4000
ns
Clock low to data out valid
tAA
100
3500
ns
Time the bus must be free before a new
transmission can start
tBUF
4700
ns
Start hold time
tHD.STA
4000
ns
Start setup time
tSU.STA
4700
ns
Data in hold time
tHD.DTA
0
ns
Data in setup time
tSU.DTA
250
ns
Stop setup time
tSU.STO
4700
ns
Data out hold time
tDH
300
ns
Write cycle time
tWR
15
ms
Figure 2-9. External Serial ROM Bus Timing
SCL
SDA
(Output)
SDA
(Input)
tSU.STA
tHD.STA
tSU.DAT
tHIGH
tLOW
tLOW
tHD.DAT
tAA
tDH
tSU.STO
tBUF
Figure 2-10. External Serial ROM Write Cycle Timing
SCL
SDA
Word n
8th bit
ACK
Stop
condition
Start
condition
tWR



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