參數(shù)資料
型號: X5643S8I-4.5A
元件分類: EEPROM
英文描述: SPI Serial EEPROM with Supervisory Features
中文描述: SPI串行EEPROM,帶有監(jiān)控功能
文件頁數(shù): 11/22頁
文件大?。?/td> 106K
代理商: X5643S8I-4.5A
X5643/X5645
Characteristics subject to change without notice.
11 of 22
CAPACITANCE
T
A
= +25°C, f = 1MHz, V
CC
= 5V
Notes:
(1) V
IL
min. and V
IH
max. are for reference on ly and are not tested.
(2) This parameter is periodically sampled and not 100% tested.
Symbol
C
OUT
(2)
C
IN
(2)
Test
Max.
8
6
Units
pF
pF
Conditions
V
OUT
= 0V
V
IN
= 0V
Output Capacitance (SO, RESET/RESET)
Input Capacitance (SCK, SI, CS, WP)
EQUIVALENT A.C. LOAD CIRCUIT AT 5V V
CC
A.C. TEST CONDITIONS
5V
Output
100pF
5V
4.6K
RESET/RESET
30pF
2.06K
3.03K
Input pulse levels
Input rise and fall times
Input and output timing level
V
CC
x 0.1 to V
CC
x 0.9
10ns
V
CC
x0.5
A.C. CHARACTERISTICS
(Over recommended operating conditions, unless otherwise specified)
Serial Input Timing
Symbol
f
SCK
t
CYC
t
LEAD
t
LAG
t
WH
t
WL
t
SU
t
H
t
RI
(3)
t
FI
(3)
t
CS
t
WC
(4)
Parameter
1.8-3.6V
2.7-5.5V
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
Min.
0
1000
500
500
400
400
50
50
Max.
1
Min.
0
500
250
250
200
250
50
50
Max.
2
Clock frequency
Cycle time
CS lead time
CS lag time
Clock HIGH time
Clock LOW time
Data setup time
Data hold time
Input rise time
Input fall time
CS deselect time
Write cycle time
100
100
100
100
500
500
10
10
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