參數(shù)資料
型號(hào): CAT25C16VA-GT3
英文描述: 8K/16K SPI Serial CMOS EEPROM
中文描述: 8K/16K SPI串行EEPROM中的CMOS
文件頁(yè)數(shù): 3/16頁(yè)
文件大?。?/td> 550K
代理商: CAT25C16VA-GT3
3
CAT25C08/16
Doc. No. 1016, Rev. C
2006 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
CAT25Cxx-1.8
1.8V-5.5V
Min.
CAT25Cxx
2.5V-5.5V
4.5V-5.5V
Min.
Test
SYMBOL PARAMETER
Max. Min.
Max.
Max.
UNITS Conditions
t
SU
Data Setup Time
50
20
20
ns
t
H
Data Hold Time
50
20
20
ns
t
WH
t
WL
SCK High Time
250
75
40
ns
SCK Low Time
250
75
40
ns
f
SCK
Clock Frequency
DC
1
DC
5
DC
10
MHz
t
LZ
t
RI(1)
t
FI(1)
HOLD
to Output Low Z
50
50
20
ns
μ
s
μ
s
ns
Input Rise Time
2
2
2
Input Fall Time
2
2
2
t
HD
t
CD
t
WC(3)
HOLD
Setup Time
100
40
20
HOLD
Hold Time
100
40
20
ns
Write Cycle Time
10
5
5
ms
t
V
t
HO
Output Valid from Clock Low
250
75
40
ns
Output Hold Time
0
0
0
ns
t
DIS
Output Disable Time
250
75
75
ns
t
HZ
t
CS
HOLD
to Output High Z
150
50
50
ns
CS
High Time
500
100
100
ns
t
CSS
CS
Setup Time
500
100
100
ns
t
CSH
t
WPS
CS
Hold Time
500
100
100
ns
WP
Setup Time
150
50
50
ns
t
WPH
WP
Hold Time
150
50
50
ns
A.C. CHARACTERISTICS
C
L
= 50pF
(2)
PIN CAPACITANCE
(1)
Applicable over recommended operating range from T
A
=25
C, f=1.0 MHz, VCC=+5.0V (unless otherwise noted).
Symbol
Test Conditions
Max.
Units
Conditions
C
OUT
Output Capacitance (SO)
8
pF
V
OUT
=0V
C
IN
Input Capacitance (
CS
, SCK, SI,
WP
,
HOLD
)
6
pF
V
IN
=0V
Power-Up Timing
(4)(5)
Symbol
Parameter
Max.
Units
t
PUR
t
PUW
Power-up to Read Operation
Power-up to Write Operation
1
1
ms
ms
NOTE:
(1)
(2)
This parameter is tested initially and after a design or process change that affects the parameter.
AC Test Conditions:
Input Pulse Voltages: 0.3V
CC
to 0.7V
CC
Input rise and fall times:
10ns
Input and output reference voltages: 0.5V
CC
Output load: current source IOL max/IOH max; C
L
= 50pF
t
WC
is the time from the rising edge of
CS
after a valid write sequence to the end of the internal write cycle.
This parameter is tested initially and after a design or process change that affects the parameter.
t
PUR
and t
PUW
are the delays required from the time V
CC
is stable until the specified operation can be initiated.
(3)
(4)
(5)
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