CAT25C128_05 Datasheet, PDF (3/12 Pages) Catalyst Semiconductor – 128K/256K-Bit SPI Serial CMOS EEPROM

CAT25C128/256
PIN CAPACITANCE ⁽¹⁾
Applicable over recommended operating range from TA=25˚C, f=1.0 MHz, VCC=+5.0V (unless otherwise noted).
Symbol
Test Conditions
Max.
Units Conditions
C_OUT Output Capacitance (SO)
8
C_IN
Input Capacitance (CS, SCK, SI, WP, HOLD)
6
pF
V_OUT=0V
pF
V_IN=0V
A.C. CHARACTERISTICS (CAT25C128)
SYMBOL PARAMETER
Vcc=
1.8V-5.5V
Min. Max.
Limits
V_CC =
2.5V-5.5V
Min. Max.
V_CC =
4.5V-5.5V
Min. Max.
t_SU
Data Setup Time
100
70
35
t_H
Data Hold Time
100
70
35
t_WH
SCK High Time
250
150
80
t_WL
SCK Low Time
250
150
80
f_SCK
t_LZ
t_RI(1)
t_FI(1)
t_HD
t_CD
Clock Frequency
HOLD to Output Low Z
Input Rise Time
Input Fall Time
HOLD Setup Time
HOLD Hold Time
DC
1 DC
3
DC
5
50
50
50
2
2
2
2
2
2
250
250
40
250
250
40
t_WC
Write Cycle Time
10
10
5
t_V
Output Valid from Clock Low
250
250
80
t_HO
Output Hold Time
0
0
0
t_DIS
t_HZ
t_CS
t_CSS
t_CSH
t_WPS
t_WPH
Output Disable Time
HOLD to Output High Z
CS High Time
CS Setup Time
CS Hold Time
WP Setup Time
WP Hold Time
1000
1000
500
50
50
250
150
250
250
250
50
50
250
100
150
50
200
100
100
50
50
NOTE:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
Test
UNITS Conditions
ns
ns
ns
ns
MHz
ns
µs
µs
ns
CL = 50pF
ns
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
3
Document No. 1018, Rev. I