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NJU3552 Datasheet(PDF) 1 Page - New Japan Radio

Part No. NJU3552
Description  4-BIT SINGLE CHIP OTP MICRO CONTROLLER
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Maker  NJRC [New Japan Radio]
Homepage  http://www.njr.co.jp/index_e.htm
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NJU3552 Datasheet(HTML) 1 Page - New Japan Radio

 
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NJU3552
- 1 -
4-BIT SINGLE CHIP OTP MICRO CONTROLLER
s GENERAL DESCRIPTION
The NJU3552 is the C-MOS 4-bit Single Chip OTP type
Micro Controller with programmable Flash Memory.
It is completely compatible with the NJU3502 in function
and the pin configuration.
Therefore, the NJU3552 is
suitable for the final evaluation before NJU3502 mask
generation, the small quantity production and short lead-
time.
*
In this data sheet, only OTP programming and the
difference
between
NJU3552
and
NJU3502
are
mentioned mainly.
Therefore the detail function and specification should
be referred on the NJU3502 data sheet.
s FEATURES
q
Internal One Time Programmable ROM
1,024 X 8bits
q
Internal Data RAM
64 X 4bits
q
Wide operating voltage range
2.7V ~ 5.5V
q
Package outline
SDIP24 / DMP24
q
ROM programmer “SUPERPRO/L” by XELTEK co,.
s PIN CONFIGURATION IN OTP PROGRAMMING MODE
Note) The pin configuration in Normal operating mode is the same as NJU3502.
s PACKAGE OUTLINE
PRELIMINARY
NJU3552L
NJU3552M
RESET
D6
Open
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
D0
D1
D2
PROM
CLK
REQ
VSS
Open
D3
Open
D7
Open
CNT2
CNT1
VDD
D5
D4
Open


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