UPD75218 NEC, UPD75218 Datasheet - Page 54

• Manufacturer Part Number: UPD75218
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

54
5000
1000
500
100
50
10
5
1
0
1
2
I
DD
vs V
DD
3
(Main system clock: 4.19 MHz)
Supply voltage V
4
DD
(V)
5
15 pF
X1
Crystal
resonator
4.19 MHz
15 pF
6
Main system clock
HALT mode + 32 kHz
oscillation
PCC = 0011
PCC = 0010
PCC = 0000
Subsystem clock
Normal operation
mode
Main system clock
STOP mode + 32 kHz
oscillation
Subsystem clock
HALT mode
X2
XT1
Crystal
resonator
32.768 kHz
15 pF
7
(T = 25 ˚C)
XT2
a
330 k
15 pF
PD75218