X24026H 查看數據表（PDF） - IC MICROSYSTEMS
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X24026H Datasheet PDF : 15 Pages
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X24026
A.C. CONDITIONS OF TEST
Input Pulse Levels
VCC x 0.1 to VCC x 0.9
Input Rise and Fall
Times
10 ns
Input and Output Timing
Levels
VCC x 0.5
7020 PGM T05
EQUIVALENT A.C. LOAD CIRCUIT
5.0V
1533Ο
OUTPUT
100pF
7020 FRM 13
A.C. CHARACTERISTICS (Over recommended operating conditions)
DATA INPUT TIMING
Symbol
fSCL
TI
tAA
tBUF
tHD:STA
tLOW
tHIGH
tSU:STA
tHD:DAT
tSU:DAT
tR
tF
tSU:STO
tDH
Parameter
SCL Clock Frequency
Noise Suppression Time
Constant at SCL, SDA Inputs
SCL Low to SDA Data Out Valid
Time the Bus Must Be Free Before a
New Transmission Can Start
Start Condition Hold Time
Clock Low Period
Clock High Period
Start Condition Setup Time
Data In Hold Time
Data In Setup Time
SDA and SCL Rise Time
SDA and SCL Fall Time
Stop Condition Setup Time
Data Out Hold Time
Bus Timing
tF
tHIGH
tLOW
Min.
0
0.3
4.7
4.0
4.7
4.0
4.7
0
250
4.7
300
Max.
100
100
3.5
1
300
tR
Units
KHz
ns
∝s
∝s
∝s
∝s
∝s
∝s
∝s
ns
∝s
ns
∝s
ns
7020 FRM T06
SCL
SDA IN
tSU:STA
tHD:STA
tHD:DAT
tSU:DAT
tSU:STO
tAA
tDH
tBUF
SDA OUT
7020 FRM 14
POWER-UP TIMING
Symbol
tPUR(4)
tPUW(4)
Parameter
Power-up to Read Operation
Power-up to Write Operation
Max.
1
5
Units
ms
ms
7020 FRM T07
Notes:(4)tPUR and tPUW are the delays required from the time VCC is stable until the specified operation can be initiated. These parameters are periodically
sampled and not 100% tested.
10
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