參數(shù)資料
型號(hào): UPD17240MC-XXX-5A4-A
元件分類(lèi): 微控制器/微處理器
英文描述: 4-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO30
封裝: 0.300 INCH, PLASTIC, SSOP-30
文件頁(yè)數(shù): 7/102頁(yè)
文件大?。?/td> 668K
代理商: UPD17240MC-XXX-5A4-A
12
Data Sheet U15002EJ1V0DS
PD17240, 17241, 17242, 17243, 17244, 17245, 17246
1.2
I/O Circuits
The equivalent I/O circuit for each
PD17246 pin is shown below.
Figure 1-1. I/O Circuits (1/2)
(1) P0A
VDD
Input buffer
(2) P0B, P0C, P0D
VDD
P-ch
N-ch
Output
latch
Selector
Data
Output
disable
Input buffer
(3) P0E
P-ch
N-ch
Pull-up
resistor
Output
latch
Input buffer
Data
Output
disable
Selector
VDD
Key matrix
use/non-
use resistor
(4) P1A
P-ch
N-ch
Key matrix
use/non-
use resistor
Pull-up/
pull-down
resistor
Output
latch
STOP
clear level
Input buffer
Data
Output
disable
Selector
P-ch
N-ch
VDD
(5) P1B
P-ch
N-ch
VDD
Data
STOP
clear level
Selector
Input buffer
Pull-up/
pull-down
resistor
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