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参数资料
| 型号： | UPD780021AYCW-XXX |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, MROM, 8.38 MHz, MICROCONTROLLER, PDIP64 |
| 封装： | 0.750 INCH, PLASTIC, SDIP-64 |
| 文件页数： | 55/96页 |
| 文件大小： | 723K |
| 代理商： | UPD780021AYCW-XXX |
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59
PD780021A, 780022A, 780023A, 780024A, 780021AY, 780022AY, 780023AY, 780024AY
Data Sheet U14042EJ4V0DS
DC Characteristics (TA = –40 to +85
°C, VDD = 1.8 to 5.5 V)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Output current,
IOH
Per pin
–1mA
high
All pins
–15
mA
Output current,
IOL
Per pin for P00 to P03, P20 to P25, P34 to P36,
10
mA
low
P40 to P47, P64 to P67, P70 to P75
Per pin for P30 to P33, P50 to P57
15
mA
Total for P00 to P03, P40 to P47, P64 to P67, P70 to P75
20
mA
Total for P20 to P25
10
mA
Total for P30 to P36
70
mA
Total for P50 to P57
70
mA
Input voltage,
VIH1
P10 to P17, P21, P24, P35,
2.7 V
≤ VDD ≤ 5.5 V
0.7VDD
VDD
V
high
P40 to P47, P50 to P57,
1.8 V
≤ VDD < 2.7 V
0.8VDD
VDD
V
P64 to P67, P74, P75
VIH2
P00 to P03, P20, P22, P23, P25,
2.7 V
≤ VDD ≤ 5.5 V
0.8VDD
VDD
V
P34, P36, P70 to P73, RESET
1.8 V
≤ VDD < 2.7 V
0.85VDD
VDD
V
VIH3
P30 to P33
2.7 V
≤ VDD ≤ 5.5 V
0.7VDD
5.5
V
(N-ch open-drain)
1.8 V
≤ VDD < 2.7 V
0.8VDD
5.5
V
VIH4
X1, X2
2.7 V
≤ VDD ≤ 5.5 V
VDD – 0.5
VDD
V
1.8 V
≤ VDD < 2.7 V
VDD – 0.2
VDD
V
VIH5
XT1, XT2
4.0 V
≤ VDD ≤ 5.5 V
0.8VDD
VDD
V
1.8 V
≤ VDD < 4.0 V
0.9VDD
VDD
V
Input voltage,
VIL1
P10 to P17, P21, P24, P35,
2.7 V
≤ VDD ≤ 5.5 V
0
0.3VDD
V
low
P40 to P47, P50 to P57,
1.8 V
≤ VDD < 2.7 V
0
0.2VDD
V
P64 to P67, P74, P75
VIL2
P00 to P03, P20, P22, P23, P25,
2.7 V
≤ VDD ≤ 5.5 V
0
0.2VDD
V
P34, P36, P70 to P73, RESET
1.8 V
≤ VDD < 2.7 V
0
0.15VDD
V
VIL3
P30 to P33
4.0 V
≤ VDD ≤ 5.5 V
0
0.3VDD
V
2.7 V
≤ VDD < 4.0 V
0
0.2VDD
V
1.8 V
≤ VDD < 2.7 V
0
0.1VDD
V
VIL4
X1, X2
2.7 V
≤ VDD ≤ 5.5 V
0
0.4
V
1.8 V
≤ VDD < 2.7 V
0
0.2
V
VIL5
XT1, XT2
4.0 V
≤ VDD ≤ 5.5 V
0
0.2VDD
V
1.8 V
≤ VDD < 4.0 V
0
0.1VDD
V
Output voltage,
VOH1
4.0 V
≤ VDD ≤ 5.5 V, IOH = –1 mA
VDD – 1.0
VDD
V
high
1.8 V
≤ VDD < 4.0 V, IOH = –100
A
VDD – 0.5
VDD
V
Output voltage,
VOL1
P30 to P33
4.0 V
≤ VDD ≤ 5.5 V,
2.0
V
low
P50 to P57
IOL = 15 mA
0.4
2.0
V
P00 to P03, P20 to P25, P34 to P36, 4.0 V
≤ VDD ≤ 5.5 V,
0.4
V
P40 to P47, P64 to P67, P70 to P75
IOL = 1.6 mA
VOL2
IOL = 400
A
0.5
V
Remark
Unless otherwise specified, the characteristics of alternate-function pins are the same as those of port pins.
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