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MB90378 Datasheet(PDF) 53 Page - Fujitsu Component Limited.

Part No. MB90378
Description  16-bit Proprietary Microcontroller
Download  65 Pages
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Maker  FUJITSU [Fujitsu Component Limited.]
Homepage  http://edevice.fujitsu.com/fmd/en/index.html
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MB90378 Datasheet(HTML) 53 Page - Fujitsu Component Limited.

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MB90378 Series
53
(8) PS/2 Interface Timing
(VCC
= 2.7 V to 3.6 V, AVCC = 2.7 V to 3.6 V, VSS = 0.0 V, TA = −40 °C to +85 °C)
Note : tCP is the internal operating clock cycle time. Refer to “(1) Clock Timings” rating for tCP.
Parameter
Symbol
Pin name
Condition
Value
Unit Remarks
Min
Typ
Max
PSCK clock
cycle time
tPCYC
PSCK0 to PSCK2,
PSDA0 to PSDA2
4 tCP
⎯⎯
ns
PSCK
→ PSDA
tPLOV
PSCK0 to PSCK2,
PSDA0 to PSDA2
Transmission Mode
2 tCP
⎯⎯
ns
Valid PSDA
PSCK
tPIVSH
PSCK0 to PSCK2,
PSDA0 to PSDA2
Reception Mode
1 tCP
⎯⎯
ns
PSCK
→ valid
PSDA hold time
tPHIX
PSCK0 to PSCK2,
PSDA0 to PSDA2
1 tCP
⎯⎯
ns
PSCK clock
“H” pulse width
tPHSL
PSCK0 to PSCK2,
PSDA0 to PSDA2
2 tCP
⎯⎯
ns
PSCK clock
“L” pulse width
tPLSH
PSCK0 to PSCK2,
PSDA0 to PSDA2
2 tCP
⎯⎯
ns
PSCK0
PSCK1
PSCK2
PSDA0
PSDA1
PSDA2
PSDA0
PSDA1
PSDA2
tPHIX
tPCYC
tPLOV
tPIVSH
0.8 VCC
0.8 VCC
0.2 VCC
0.8 V
2.4 V
0.8 VCC
0.2 VCC
• Transmission Mode
• Reception Mode


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