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參數(shù)資料
| 型號(hào)： | S3C9644XX-AQ |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, MROM, 6 MHz, MICROCONTROLLER, PDIP42 |
| 封裝： | 0.600 INCH, SDIP-42 |
| 文件頁數(shù)： | 17/26頁 |
| 文件大?。?/td> | 179K |
| 代理商： | S3C9644XX-AQ |
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S3C9644/C9648/P9648
S3P9648 OTP
14-3
Table 14-1. Descriptions of Pins Used to Read/Write the EPROM
Main Chip
During Programming
Pin Name
Pin No.
I/O
Function
P2.6
SDAT
9 (3)
I/O
Serial DATa Pin (Output when reading, Input
when writing) Input and Push-pull Output Port
can be assigned
P2.7
SCLK
10 (4)
I/O
Serial CLocK Pin (Input Only Pin)
TEST
15 (9)
I
Chip Initialization and EPROM Cell Writing
Power Supply Pin (Indicates OTP Mode
Entering) When writing 12.5 V is applied and
when reading.
RESET
18 (12)
I
0 V: OTP write and test mode
5 V: Operating mode
V
DD / VSS
V
DD / VSS
11(5)/12(6)
–
Logic Power Supply Pin.
NOTE: ( ) means 44 QFP package.
Table 14-2. Comparison of S3P9648 and S3C9644/C9648 Features
Characteristic
S3P9648
S3C9644/C9648
Program Memory
8-Kbyte EPROM
8-Kbyte mask ROM
Operating Voltage (V
DD)
4.0 V to 5.25 V
OTP Programming Mode
VDD = 5 V, VPP (RESET) = 12.5 V
Pin Configuration
42 SDIP/44 QFP
EPROM Programmability
User Program 1 time
Programmed at the factory
OPERATING MODE CHARACTERISTICS
When 12.5 V is supplied to the V
PP (RESET) pin of the S3P9648, 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 14-3 below.
Table 14-3. Operating Mode Selection Criteria
VDD
VPP
(RESET)
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.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| S3P9648-QZ | 8-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PQFP44 |
| S3C9644XX-QZ | 8-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP44 |
| S3CB519XX-TX | 8-BIT, MROM, 10.24 MHz, RISC MICROCONTROLLER, PQFP100 |
| S3F49FAXZA | FLASH MEMORY DRIVE CONTROLLER, PQFP100 |
| S3FB42F-TX | 8-BIT, FLASH, 30 MHz, RISC MICROCONTROLLER, PQFP100 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| S3C9648 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:SAM87RI family of 8-bit single-chip CMOS microcontrollers |
| S3C9654 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:MICROCONTROLLER |
| S3C9658 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:MICROCONTROLLER |
| S3C9688 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:8-bit single-chip CMOS microcontrollers |
| S3CB | 制造商:DIOTECH 制造商全稱:DIOTECH 功能描述:SURFACE MOUNT GENERAL RECTIFIER |
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