參數資料
型號: UPD78002
廠商: NEC Corp.
元件分類: DC/DC變換器
英文描述: 1 watt dc-dc converters
中文描述: 1瓦的DC - DC轉換器
文件頁數: 35/62頁
文件大小: 576K
代理商: UPD78002
μ
PD78001B(A), 78002B(A)
35
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Output leakage
I
LOH1
V
OUT
= VDD
3
μ
A
current high
Output leakage
I
LOL
V
OUT
= 0 V
–3
μ
A
current low
Mask option pull-
R
1
V
IN
= 0 V, P60 to P63
20
40
90
k
up resister
Software pull-
V
IN
= 0 V, P01 to P03,
4.5 V
V
DD
< 6.0 V
15
40
90
k
up resister
R
2
P10 to P17, P20 to P27,
P30 to P37, P40 to P47,
2.7 V
V
DD
< 4.5 V
20
500
k
P50 to P57, P64 to P67
I
DD1
V
DD
= 5.0 V
±
10 %
*1
7.5
22.5
mA
V
DD
= 3.0 V
±
10 %
*2
0.8
2.4
mA
I
DD2
V
DD
= 5.0 V
±
10 %
1.4
4.2
m
A
V
DD
= 3.0 V
±
10 %
550
1650
μ
A
I
DD3
V
DD
= 5.0 V
±
10 %
60
120
μ
A
V
DD
= 3.0 V
±
10 %
35
70
μ
A
I
DD4
V
DD
= 5.0 V
±
10 %
25
50
μ
A
V
DD
= 3.0 V
±
10 %
5
10
μ
A
I
DD5
V
DD
= 5.0 V
±
10 %
1
20
μ
A
V
DD
= 3.0 V
±
10 %
0.5
10
μ
A
I
DD6
V
DD
= 5.0 V
±
10 %
0.1
20
μ
A
V
DD
= 3.0 V
±
10 %
0.05
10
μ
A
DC Characteristics
(T
A
= –40 to +85
°
C, V
DD
= 2.7 to 6.0 V)
Power supply
current
*3
*
1.
2.
Operating in high-speed mode (when set the processor clock control register to 00H).
Operating in low-speed mode (when set the processor clock control register to 04H).
Port current are excluded.
3.
Remark
The characteristics of a dual-function pin and a port pin are the same unless specified otherwise.
8.38 MHz
Crystal oscillation
operating mode
8.38 MHz
Crystal oscillation
HALT mode
32.768 kHz
Crystal oscillation
operating mode
32.768 kHz
Crystal oscillation
HALT mode
XT1 = 0 V STOP mode
When feedback resister
is used
XT1 = 0 V STOP mode
When feedback
resister is unused
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