CAT24C256WI-GT3 Просмотр технического описания (PDF) - Unspecified
Номер в каталоге
Компоненты Описание
производитель
CAT24C256WI-GT3 Datasheet PDF : 14 Pages
| |||
CAT24C256
Table 5. A.C. CHARACTERISTICS (Note 6)
(VCC = 1.8 V to 5.5 V, TA = −40°C to +125°C, unless otherwise specified.)
Symbol
Parameter
Standard
VCC = 1.8 V − 5.5 V
Min
Max
Fast
VCC = 1.8 V − 5.5 V
Min
Max
Fast−Plus (Note 9)
VCC = 2.5 V − 5.5 V
TA = −405C to +855C
Min
Max
Units
FSCL
Clock Frequency
100
400
1,000
kHz
tHD:STA
START Condition Hold Time
4
0.6
0.25
ms
tLOW
Low Period of SCL Clock
4.7
1.3
0.55
ms
tHIGH
High Period of SCL Clock
4
0.6
0.25
ms
tSU:STA
START Condition Setup Time
4.7
0.6
0.25
ms
tHD:DAT
Data In Hold Time
0
0
0
ms
tSU:DAT
Data In Setup Time
250
100
50
ns
tR (Note 7)
SDA and SCL Rise Time
1,000
300
100
ns
tF (Note 7)
SDA and SCL Fall Time
300
300
100
ns
tSU:STO
STOP Condition Setup Time
4
0.6
0.25
ms
tBUF
Bus Free Time Between
4.7
1.3
0.5
ms
STOP and START
tAA
SCL Low to Data Out Valid
3.5
0.9
0.50
ms
tDH
Data Out Hold Time
100
100
50
ns
Ti (Note 7)
Noise Pulse Filtered at SCL
100
100
100
ns
and SDA Inputs
tSU:WP
WP Setup Time
0
0
0
ms
tHD:WP
WP Hold Time
2.5
2.5
1
ms
tWR
Write Cycle Time
5
5
5
ms
tPU (Notes 7, 8) Power-up to Ready Mode
1
1
0.1
1
ms
6. Test conditions according to “A.C. Test Conditions” table.
7. Tested initially and after a design or process change that affects this parameter.
8. tPU is the delay between the time VCC is stable and the device is ready to accept commands.
9. Fast−Plus (1 MHz) speed class available for product revision “D”, identified by letter “D” marked on top of the package.
Table 6. A.C. TEST CONDITIONS
Input Levels
Input Rise and Fall Times
0.2 x VCC to 0.8 x VCC
≤ 50 ns
Input Reference Levels
Output Reference Levels
Output Load
0.3 x VCC, 0.7 x VCC
0.5 x VCC
Current Source: IL = 3 mA (VCC ≥ 2.5 V); IL = 1 mA (VCC < 2.5 V); CL = 100 pF
http://onsemi.com
3
Share Link: 