EM57P300SERIES
TINYCONTROLLER-BASED
SOUNDPROCESSOR
EASYSOUND-
PROGRAMMING MODE
Mode
Regular
Security
P13
0
0
P12
0
0
P11
0
1
TIMING PARAMETER
Symbol
Parameter
Min.
Max.
Unit
Trs
Level set up time
2
2
us
us
ns
ns
us
us
us
us
ns
Tmcs
Tdsu
Tdsh
Tas
Mode code setup time
Data set up time
100
100
2
Data hold time
ACLK to byte select time
Address clock pulse width
Program pulse width
Tacpw
Tppw
Tps
2
100
4
Programming mode set up time
Output enable setup time
Toed
300
Note : Segment ROM S1, S0 is programed just while 5 LSBs of ADDR are all 0.
Programming for security mode :
When programming in security mode, the waveform is just like above. The programming data is as below :
B11 ~ B1
B0
User defined
Security bit
Note : When security = 0, enable security;
When security = 1, disable security.
DC PROGRAMMING CHARACTERISTICS (VDD = 5V+0.5v, VPP = 12.5V+0.5v)
Items
Sym.
Min.
Max.
Unit
Test Conditions
Input high voltage
Input low voltage
Input current
VIH
VIL
IIN
2.2
VDD+1.0
V
V
-0.3
0.8
10
-
-
2.4
-
µA
V
VDD=5V, VIN=0~VDD
IOH =400µA
Output high voltage
Output low volatge
VDD supply current
VPP supply current
VOH
VOL
IDD
IPP
0.4
100
50
V
IOL =2.1mA
-
mA
mA
VDD=5V
-
VPP=12.5V
* This specification are subject to be changed without notice.
10.15.2001
3
ELAN [ ELAN MICROELECTRONICS CORP ]
