參數(shù)資料
型號(hào): UPD784021GK-BE9
廠商: NEC Corp.
英文描述: 16/8-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 16/8-BIT單片機(jī)
文件頁(yè)數(shù): 16/90頁(yè)
文件大?。?/td> 614K
代理商: UPD784021GK-BE9
16
m
PD784020, 784021
Table 6-1 Types of I/O Circuits for Pins and Handling of Unused Pins (2/2)
Pin
I/O circuit type
I/O
Recommended connection method for unused pins
RESET
2
Input
TEST
1
To be connected to V
SS
directly
AV
REF1
-AV
REF3
To be connected to V
SS
AV
SS
AV
DD
To be connected to V
DD
Caution When the I/O mode of an I/O dual-function pin is unpredictable, connect the pin to V
DD
through
a resistor of 10 to 100 kilohms (particularly when the voltage of the reset input pin becomes higher
than that of the low level input at power-on or when I/O is switched by software).
Remark
Since type numbers are consistent in the 78K series, those numbers are not always serial in each product.
(Some circuits are not included.)
相關(guān)PDF資料
PDF描述
UPD784020 16/8-BIT SINGLE-CHIP MICROCOMPUTER
UPD784021 16/8-BIT SINGLE-CHIP MICROCOMPUTER
UPD784031GC-3B9 16/8-BIT SINGLE-CHIP MICROCONTROLLER
UPD784031GC-8BT 16/8-BIT SINGLE-CHIP MICROCONTROLLER
UPD784031GK-BE9 16/8-BIT SINGLE-CHIP MICROCONTROLLER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD784031GC-8BT-A 制造商:Renesas Electronics Corporation 功能描述:MCU 8BIT/16BIT 78K4 CISC ROMLESS 3.3V/5V 80PQFP - Trays 制造商:Renesas Electronics 功能描述:16 制造商:Renesas Electronics 功能描述:16 Cut Tape
UPD784031GK-9EU-A 制造商:Renesas Electronics Corporation 功能描述:16BIT K4 ROMLESS - Bulk
UPD784031YGC-8BT 制造商:Renesas Electronics Corporation 功能描述:
UPD784031YGC-8BT-A 制造商:Renesas Electronics Corporation 功能描述:
UPD784031YGK-9EU 制造商:Renesas Electronics Corporation 功能描述: