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参数资料
| 型号： | M34238MK-XXXGP |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 4-BIT, MROM, 4 MHz, MICROCONTROLLER, PDSO20 |
| 封装： | PLASTIC, SOP-20 |
| 文件页数： | 24/41页 |
| 文件大小： | 243K |
| 代理商： | M34238MK-XXXGP |
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MITSUBISHI MICROCOMPUTERS
4238 Group
PROM VERSION OF M34238MK-XXXGP
29
DESCRIPTION
The M34238EK-XXXGP is a single-chip 4-bit microcomputer de-
signed with CMOS technology for remote control transmitters. It has
functions similar to those of the M34238MK-XXXGP (mask ROM
version) except that it has the PROM mode. It is housed in a 20-pin
plastic molded SOP.
FEATURES
Number of basic instructions ..................................................... 59
Memory sizes
PROM ........................................................... 768 words ! 9 bits
RAM ................................................................ 32 words ! 4 bits
Minimum instruction execution time .................................... 8.0s
(at 4.0MHz system clock frequency)
Instruction clock switch function
(f(XIN)/32, f(XIN)/4)
Carrier wave output function (Port CARR)
Carrier wave frequency switch function
at f(XIN)/32 selected: f(XIN)/8, f(XIN)/64, f(XIN)/96
at f(XIN)/4 selected: f(XIN), f(XIN)/8, f(XIN)/12
Machine cycle count function
(64 machine cycles/1024 machine cycles)
Logic operation function
Subroutine nesting ............................................................ 4 levels
I/O ports (Ports E, G0–G3) ......................................................... 5
Output ports (Ports D0–D7) .......................................................... 8
Key-on wakeup functions (Ports E, G0–G3) ............................... 5
RAM retention function
Watchdog timer
Oscillation circuit
ceramic resonance or external clock can be selected
APPLICATION
Various remote control transmitters
Outline 20P2N-A
PIN CONFIGURATION (TOP VIEW)
D0
D1
D2
D3
VDD
CARR
D7
D6
D5
D4
2
3
4
5
6
7
8
9
10
1
19
18
17
16
15
14
13
12
11
20
VSS
E
G1
G2
G3
G0
RESET
XIN
XOUT
CNVSS
M34238EK-XXXGP
Carrier output port
CARR
Output portD
I/O port G
I/O port E
Clock output
Clock input
Reset input
相关PDF资料 |
PDF描述 |
|---|---|
| M34250E2-XXXFP | 4-BIT, OTPROM, 4.4 MHz, MICROCONTROLLER, PDSO20 |
| M34250M2-XXXFP | 4-BIT, MROM, 4.4 MHz, MICROCONTROLLER, PDSO20 |
| M34250M2-XXXFP | 4-BIT, MROM, 4.4 MHz, MICROCONTROLLER, PDSO20 |
| M34280M1-XXXFP | 4-BIT, MROM, 4 MHz, MICROCONTROLLER, PDSO20 |
| M34280M1-XXXGP | 4-BIT, MROM, 4 MHz, MICROCONTROLLER, PDSO20 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| M3424 SL001 | 制造商:Alpha Wire Company 功能描述:CBL 6PR 24AWG SLT 1000' |
| M3424 SL002 | 制造商:Alpha Wire Company 功能描述:CBL 6PR 24AWG SLT 500' |
| M3424 SL005 | 制造商:Alpha Wire Company 功能描述:CBL 6PR 24AWG SLT 100' |
| M3424-0003 | 制造商:Bonitron 功能描述:OVERVOLTAGE BRAKING TRANSISTOR |
| M3424-SL002 | 制造商:Alpha Wire 功能描述: |
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