MB90340E Series
■ I/O CIRCUIT TYPE
Type
X1
A
X0
Circuit
Remarks
Oscillation circuit
High-speed oscillation feedback
Xout
resistor = approx. 1 MΩ
X1A
B
X0A
Standby control signal
Xout
Oscillation circuit
Low-speed oscillation feedback
resistor = approx. 10 MΩ
Standby control signal
R
C
R
D
Pull-down
Resistor
CMOS hysteresis
inputs
CMOS hysteresis
inputs
• MASK ROM and evaluation products:
CMOS hysteresis input pin
• Flash memory products:
CMOS input pin
MASK ROM and evaluation products:
• CMOS hysteresis input pin
• Pull-down resistor value: approx. 50 kΩ
Flash memory products:
• CMOS input pin
• No pull-down
Pull-up
E
Resistor
R
CMOS hysteresis input pin
Pull-up resistor value: approx. 50 kΩ
CMOS hysteresis
inputs
(Continued)
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