HT25LC512
Pin Assignment
C
S
V
C
C
1
2
3
4
8
7
6
5
S
O
H
O
L
D
V
P
P
S
S
C
I
K
G
N
D
H
T
2
5
L
C
5
1
2
8
S
O
P
-
A
Pin Description
Pin No.
Pin Name
Description
1
2
3
4
5
6
7
8
CS
Chip select
Serial Output
Program voltage supply
SO
VPP
GND
SI
Negative power supply, ground
Serial input
SCK
HOLD
VCC
Serial clock
Suspends serial input
Positive power supply
Absolute Maximum Rating
Operation Temperature Commercial..........................................................................................................0°C to +70°C
Storage Temperature.............................................................................................................................-65°C to 125 °C
Applied VCC Voltage with Respect to VSS ................................................................................................-0.6V to 7.0V
Applied Voltage on Input Pin with Respect to VSS .....................................................................................-0.6V to 7.0V
Applied Voltage on Output Pin with Respect to VSS ......................................................................... -0.6V to VCC+0.5V
Applied VPP Voltage with Respect to VSS...............................................................................................-0.6V to 13.5V
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-
ity.
D.C. Characteristics
Ta=0°C to +70°C
Test Conditions
Conditions
Symbol
Parameter
Min.
Typ.
Max.
Unit
VCC
Read Operation
VCC
VIL
Supply Voltage
2.7
-0.5
3.6
V
V
V
¾
¾
¾
¾
¾
¾
¾
¾
¾
0.2VCC
Input Low Voltage
Input High Voltage
VIH
V
CC+0.5
0.2
0.7VCC
I
OL=0.15mA;
2.7V~
3.6V
VOL
Output Low Voltage
Output High Voltage
V
V
¾
¾
¾
2.7V£ VCC£ 3.6V
2.7V~
3.6V
VOH
I
OH=-100mA
VCC-0.2
¾
Rev. 1.10
2
October 17, 2005
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
