參數(shù)資料
型號(hào)： KS57P3316
廠商： SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述： The KS57C3316 single-chip CMOS microcontroller has been designed for high performance using Samsungs newest 4-bit CPU core, SAM47 (Samsung Arrangeable
中文描述： 在KS57C3316單芯片CMOS微控制器是專門為高性能三星則采用最新的4位CPU核心，SAM47（三星Arrangeable
文件頁(yè)數(shù)： 15/58頁(yè)
文件大?。?/td> 361K
代理商： KS57P3316
KS57C3316/P3316
KS57P3316 OTP
18-3
Table 18-1. Pin Descriptions Used to Read/Write the EPROM
Main Chip
During Programming
Pin Name
Pin Name
Pin No.
I/O
Function
P6.2
SDAT
10
I/O
Serial data pin. Output port when reading and input port
when writing. Can be assigned as a Input or push-pull
output port.
P6.3
SCLK
V
PP
(TEST)
11
I/O
Serial clock pin. Input only pin.
TEST
16
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.
RESET
V
DD
/ V
SS
RESET
V
DD
/ V
SS
19
I
Chip initialization
Logic power supply pin. V
DD
should be tied to +5 V during
programming.
12/13
I
Table 18-2. Comparison of KS57P3316 and KS57C3316 Features
Characteristic
KS57P3316
KS57C3316
Program Memory
Operating Voltage (V
DD
)
16K bytes EPROM
16K bytes mask ROM
1.8 V to 5.5 V
2.5 V to 3.5 V or 4.0 V to 5.5 V
at PLL/IFC operation
V
DD
= 5 V, V
PP
(TEST) = 12.5 V
1.8 V to 5.5 V
2.5 V to 3.5 V or 4.0 V to 5.5 V
at PLL/IFC operation
OTP Programming Mode
–
Pin Configuration
80 QFP
80 QFP
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 KS57P3316, 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 17-3 below.
Table 18-3. Operating Mode Selection Criteria
V
DD
Vpp(TEST)
REG/
MEM
Address(A15-A0)
R/
W
Mode
5 V
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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