UPD75208 NEC, UPD75208 Datasheet - Page 45

• Manufacturer Part Number: UPD75208
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

* 1. CPU clock ( ) cycle time is determined by the
2. 2t
oscillator frequency of the connected resonator,
the system clock control register (SCC) and the
processor clock control register (PCC). The cycle
time t
V
shown below.
(IM0) setting.
DD
CY
when the main system clock is in operation is
or 128/f
CY
characteristics for power supply voltage
XX
is set by interrupt mode register
0.5
40
32
30
6
5
4
3
2
1
0
1
Power Supply Voltage V
2
(Main System Clock in Operation)
t
CY VS
3
Operation Guaranteed
Range
V
DD
4
DD
[V]
5
PD75208
6
45