參數(shù)資料
型號(hào)： UPD78046H
廠商： NEC Corp.
元件分類： DC/DC變換器
英文描述： 1 watt dc-dc converters
中文描述： 1瓦的DC - DC轉(zhuǎn)換器
文件頁(yè)數(shù)： 1/58頁(yè)
文件大?。?/td> 552K
代理商： UPD78046H
8-BIT SINGLE-CHIP MICROCOMPUTER
MOS INTEGRATED CIRCUIT
DATA SHEET
μ
PD78044H,
78045H,
78046H
Document No. U10865EJ1V0DS00 (1st edition)
Date Published August 1996 P
Printed in Japan
The
μ
PD78044H,
μ
PD78045H, and
μ
PD78046H are
μ
PD78044H sub-series products in the 78K/0 series.
These microcomputers are advanced models of the
μ
PD78044A sub-series, featuring the added N-ch open-drain
I/O ports.
In addition, the
μ
PD78P048B (one-time PROM or EPROM model) that can operate in the same voltage range as
that of the mask ROM models, and various development tools are provided.
The functions of these microcomputers are described in detail in the following User’s Manual. Be sure
to read this manual when you design a system using any of these microcomputers.
μ
PD78044H Sub-Series User’s Manual : To be created
78K/0 Series User's Manual, Instruction: IEU-1372
FEATURES
I/O ports: 68 (N-ch open-drain I/O: 13)
High-capacity ROM and RAM
Data memory
FIP display RAM
48 bytes
Serial interface: 1 channel
Timer: 5 channels
Power supply voltage: V
DD
= 2.7 to 5.5 V
APPLICATIONS
VCRs, audio systems, etc.
ORDERING INFORMATION
Part number
Package
μ
PD78044HGF-
×××
-3B9
μ
PD78045HGF-
×××
-3B9
μ
PD78046HGF-
×××
-3B9
80-pin plastic QFP (14
×
20 mm)
80-pin plastic QFP (14
×
20 mm)
80-pin plastic QFP (14
×
20 mm)
Remark
×××
indicates ROM code number.
Wide range of instruction execution time:
From high-speed (0.4
μ
s) to ultra low-speed (122
μ
s)
FIP controller/driver: total display outputs: 34
8-bit resolution A/D converter: 8 channels
μ
PD78044H
μ
PD78045H
μ
PD78046H
32K bytes
40K bytes
48K bytes
1024 bytes
Internal high-speed RAM
Program memory
(ROM)
Product name
Item
The information in this document is subject to change without notice.
The mark
#
shows major revised points.
1990
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