Z86L972 View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z86L972' PDF : 91 Pages View PDF
Z86L972/Z86L973/Z86L974
Low-Voltage Microcontrollers
3
– Halt
– Low Voltage Standby
• Low-battery detection flag
• Low-voltage protection circuit (also known as VBO, or voltage brownout,
circuit)
• Watch-dog timer and power-on reset circuits
User-Programmable Option Bits
• Clock source—RC/other (LC, resonator, or crystal)
• Watch-dog timer permanently enable
• 32-kHz crystal
• Port 20–27 pull-up resistive transistor
• Port 40–42 pull-up resistive transistor
• Port 44–47 pull-up resistive transistor
• Port 50–51 pull-up resistive transistor
• Port 54–57 pull-up resistive transistor
• Port 60–63 pull-up resistive transistor
• Port 64–67 pull-up resistive transistor
PS010504-1002
PRELIMINARY
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