參數(shù)資料
型號(hào): UPD780701Y
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁(yè)數(shù): 37/66頁(yè)
文件大小: 565K
代理商: UPD780701Y
μ
PD78F0034A, 78F0034AY
37
Data Sheet U14040EJ4V0DS
(c) UART mode (dedicated baud rate generator output)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Transfer rate
4.0 V
V
DD
5.5 V
131,031
bps
2.7 V
V
DD
< 4.0 V
78,125
bps
1.8 V
V
DD
< 2.7 V
39,063
bps
(d) UART mode (external clock input)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
ASCK0 cycle time
t
KCY3
4.0 V
V
DD
5.5 V
800
ns
2.7 V
V
DD
< 4.0 V
1,600
ns
1.8 V
V
DD
< 2.7 V
3,200
ns
ASCK0 high-/low-level
width
t
KH3
,
t
KL3
4.0 V
V
DD
5.5 V
400
ns
2.7 V
V
DD
< 4.0 V
800
ns
1.8 V
V
DD
< 2.7 V
1,600
ns
Transfer rate
4.0 V
V
DD
5.5 V
39,063
bps
2.7 V
V
DD
< 4.0 V
19,531
bps
1.8 V
V
DD
< 2.7 V
9,766
bps
(e) UART mode (infrared data transfer mode)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Transfer rate
V
DD
= 4.0 to 5.5 V
131,031
bps
Bit rate allowable error
V
DD
= 4.0 to 5.5 V
±
0.87
%
Output pulse width
V
DD
= 4.0 to 5.5 V
1.2
0.24/fbr
Note
μ
s
Input pulse width
V
DD
= 4.0 to 5.5 V
4/f
X
μ
s
Note
fbr: Specified baud rate
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