參數(shù)資料
型號(hào): HD407A4669
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計(jì)算機(jī))
中文描述: 低電壓如同在微機(jī)芯片的DTMF產(chǎn)生電路(帶雙音多頻電路的低電壓微計(jì)算機(jī))
文件頁數(shù): 129/142頁
文件大?。?/td> 894K
代理商: HD407A4669
HD404669 Series
129
4. Power supply current when the on-chip timers are operating and there are no I/O currents.
Test conditions:
MCU:
I/O reset
Serial interface stopped
DTMF not operating
Standby mode
Pins:
RESET at GND (0 V to 0.3 V)
TEST
at V
CC
(V
CC
– 0.3 V to V
CC
)
5. These are the source currents when no I/O current is flowing.
Test conditions:
Pins:
RESET at GND (0 V to 0.3 V)
TEST
at V
CC
(V
CC
– 0.3 V to V
CC
)
D
13
at V
CC
(V
CC
– 0.3 V to V
CC
) for the
HD407A4669
6. The required voltage for RAM data retention.
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參數(shù)描述
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