MB90560/565 Series
(4) UART0 and UART1
(TA = −40 °C to +85 °C, VCC = 2.7 V to 3.6 V, VSS = AVSS = 0.0 V)
Value
Parameter
Symbol Pin Name
Condition
Unit Remarks
Min. Max.
Serial clock cycle time
tSCYC
tSLOV
SCK0, SCK1
8 tCP
ns
ns
SCK0, SCK1
SOT0, SOT1
SCK ↓ → SOT delay time
−80
100
60
80
Internal shift clock
mode, output pin
load is
SCK0, SCK1
SIN0, SIN1
Valid SIN → SCK ↑
tIVSH
ns
ns
CL = 80 pF + 1 TTL
SCK0, SCK1
SIN0, SIN1
SCK ↑ → valid SIN hold time
tSHIX
Serial clock “H” pulse width
Serial clock “L” pulse width
tSHSL
SCK0, SCK1
SCK0, SCK1
4 tCP
ns
ns
tSLSH
4 tCP
SCK0, SCK1 External shift clock
SOT0, SOT1 mode, output pin
SCK ↓ → SOT delay time
Valid SIN → SCK ↑
tSLOV
tIVSH
tSHIX
150
ns
ns
ns
load is
CL = 80 pF + 1 TTL
SCK0, SCK1
SIN0, SIN1
60
60
SCK0, SCK1
SIN0, SIN1
SCK ↑ → valid SIN hold time
Notes : • These are the AC ratings for CLK synchronous mode.
• CV is the load capacitor connected to the pin for testing.
• tCP is the machine cycle period (unit = ns)
78
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