參數(shù)資料
型號: UPD780001
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(shù): 42/72頁
文件大小: 510K
代理商: UPD780001
42
m
PD78042F, 78043F, 78044F, 78045F
CAPACITANCE
(T
A
= 25 °C, V
DD
= V
SS
= 0 V)
Remark
Unless otherwise specified, the characteristics of the shared pin are the same as the characteristics of
the port pin.
POWER SUPPLY VOLTAGE
(T
A
= –40 to +85 °C)
Notes 1.
Except for system clock oscillator, display controller/driver, and PWM.
2.
Operating power supply voltage differs depending on the cycle time. See the
AC Characteristics
.
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Input
capacitance
C
IN
f = 1 MHz Unmeasured pins returned to 0 V
15
pF
Output
capacitance
C
OUT
f = 1 MHz Unmeasured pins returned to 0 V
35
pF
Input/output
capacitance
C
IO
f = 1 MHz
Unmeasured pins returned to 0 V
P01-P03, P10-P17,
P20-P27, P30-P37
15
pF
P70-P74
20
pF
P110-P117, P120-P127
35
pF
Parameter
Conditions
MIN.
TYP.
MAX.
Unit
CPU
Note 1
2.7
Note 2
5.5
V
Display controller/driver
4.5
5.5
V
PWM mode of 16-bit
timer/event counter
(TM0)
4.5
5.5
V
A/D converter
4.0
5.5
V
Other hardware
2.7
5.5
V
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