參數(shù)資料
型號(hào): HD407A4639R
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer(4位單片微計(jì)算機(jī))
中文描述: 4位單片機(jī)(4位單片微計(jì)算機(jī))
文件頁數(shù): 37/133頁
文件大?。?/td> 803K
代理商: HD407A4639R
HD404639R Series
37
Bit
Initial value
Read/Write
Bit name
3
0
W
SSR13
2
0
W
SSR12
0
0
W
SSR10
1
0
W
SSR11
System clock select register 1 (SSR1: $029)
400 kHz
800 kHz
2 MHz
4 MHz
3.58 MHz
8 MHz
7.16 MHz
0
1
Don’t care
1
Don’t care
0
1
ratio selection
f
SUB
= f
X
/8
f
SUB
= f
X
/4
SSR13
0
1
32-kHz oscillation stop
Oscillation operates in stop mode
Oscillation stops in stop mode
32-kHz oscillation division
SS
0
1
0
1
0
1
0
1
0
1
Don’t care
1
Don’t care
System clock
selection
SSR23
SSR22
SSR11
SSR10
Figure 24 System Clock Select Register 1 (SSR1)
GND
X2
X1
RESET
OSC
2
OSC
1
TEST
GND
Figure 25 Typical Layouts of Crystal and Ceramic Oscillator
相關(guān)PDF資料
PDF描述
HD404652 4-Bit Single-Chip Microcomputer
HD404652H RES T 0.2E 5W 1%
HD404652S 4-Bit Single-Chip Microcomputer
HD404654 RESISTOR, 0.10 OHM 5W
HD404654H 4-Bit Single-Chip Microcomputer
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD407A4639RF 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD407A4669 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit
HD407A4669H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit
HD407C4374 制造商:未知廠家 制造商全稱:未知廠家 功能描述:HMCS43XXFamily User's Manual/Device
HD407C4374FT 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Low-Voltage AS Microcomputers with On-Chip A/D Converter