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参数资料
| 型号： | S3P9404XX-SO |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, OTPROM, 10 MHz, MICROCONTROLLER, PDSO32 |
| 封装： | 0.450 INCH, SOP-32 |
| 文件页数： | 25/32页 |
| 文件大小： | 245K |
| 代理商： | S3P9404XX-SO |
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S3C9404/P9404/C9414/P9414
S3P9404/P9414 OTP
15-5
Table 15-1. Descriptions of Pins Used to Read/Write the EPROM
Main Chip
During Programming
Pin Name
Pin No.
I/O
Function
P0.3
SDAT
S3P9404: 28 (30)
S3P9414: 22 (22)
I/O
Serial data pin (output when reading, Input
when writing) Input and push-pull output
port can be assigned
P0.2
SCLK
S3P9404: 29 (31)
S3P9414: 23 (23)
I/O
Serial clock pin (input only pin)
TEST
V
PP (TEST)
4
I
Power supply pin for EPROM cell writing
(indicates that OTP enters into the writing mode).
When 12.5 V is applied, OTP is in writing mode
and when 5 V is applied, OTP is in reading
mode. (Option)
RESET
7
I
Chip Initialization
V
DD/VSS
V
DD/VSS
S3P9404: 30 (32) / 1
S3P9414: 24 (24) / 1
I
Logic power supply pin.
NOTE: ( ) means the SOP OTP pin number.
Table 15-2. Comparison of S3P9404/P9414and S3C9404/C9414 Features
Characteristic
S3P9404/P9414
S3C9404/C9414
Program Memory
4-Kbyte EPROM
4-Kbyte mask ROM
Operating Voltage (VDD)
2.7 V to 5.5 V
OTP Programming Mode
VDD = 5 V, VPP (TEST) = 12.5 V
Pin Configuration
30 SDIP/32 SOP/24 SDIP/24 SOP
EPROM Programmability
User Program 1 time
Programmed at the factory
OPERATING MODE CHARACTERISTICS
When 12.5 V is supplied to the VPP (TEST) pin of the S3P9404/P9414, the EPROM programming mode is
entered. The operating mode (read, write, or read protection) is selected according to the input signals to the pins
listed in Table 15-3 below.
Table 15-3. Operating Mode Selection Criteria
VDD
VPP
(TEST)
REG/
MEM
ADDRESS
(A15-A0)
R/W
MODE
5 V
0
0000H
1
EPROM read
12.5 V
0
0000H
0
EPROM program
12.5 V
0
0000H
1
EPROM verify
12.5 V
1
0E3FH
0
EPROM read protection
NOTE: "0" means Low level; "1" means High level.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| S3P9414 | 制造商:SAMSUNG 制造商全称:Samsung semiconductor 功能描述:SAM87Ri family of 8-bit single-chip CMOS microcontrollers |
| S3P9428 | 制造商:SAMSUNG 制造商全称:Samsung semiconductor 功能描述:SAM87Ri family of 8-bit single-chip CMOS microcontrollers |
| S3P9428XZZ-AV98 | 制造商:Samsung Semiconductor 功能描述: |
| S3P9434 | 制造商:SAMSUNG 制造商全称:Samsung semiconductor 功能描述:SAM87Ri family of 8-bit single-chip CMOS microcontrollers |
| S3P9614 | 制造商:SAMSUNG 制造商全称:Samsung semiconductor 功能描述:SAM87RI family of 8-bit single-chip CMOS microcontrollers |
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