參數(shù)資料
型號(hào): S-1460BF
元件分類(lèi): 微控制器/微處理器
英文描述: 4-BIT, MROM, 1 MHz, MICROCONTROLLER, PDSO28
封裝: SOP-28
文件頁(yè)數(shù): 2/7頁(yè)
文件大小: 109K
代理商: S-1460BF
CMOS 4-bit 1-chip MICROCOMPUTER
S-1460BF
2
Seiko Instruments Inc.
n
n Pin Assignment
n
n Terminal Functions
Name
I/O
Functions
VCC
Positive power supply
VSS
GND potential terminal
CL1
Input
Oscillation circuit input terminal
CL2
Output
Oscillation circuit output terminal
RESET
Input
Reset input terminal (pull-up resistor is built in)
TEST
Input
Test input terminal (pull-up resistor is built in)
RMO
Output
Remote control signal output terminal
P00 to P03
I/O
I/O ports, selectable in bit unit.
Built-in pull-up resistor and Nch opendrain output are available in
mask option.
P10 to P13
P20 to P23
Input
Input ports, also used as sense input of key matrix.
Standby status is released by inputting low level in standby status.
Pull-up resistor is built in.
P30 to P33
P40 to P43
Output
Output ports, also used as scan output of key matrix.
Nch opendrain output is also available in mask option.
28-pin SOP
Top view
P31
P30
P23
P22
P21
P20
P13
P12
P11
P10
P03
P02
P01
P00
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
P32
P33
P40
P41
P42
P43
NC
RMO
TEST
VCC
CL1
CL2
VSS
RESET
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