X24641S8 Просмотр технического описания (PDF) - Xicor -> Intersil
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X24641S8 Datasheet PDF : 13 Pages
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X24641
A.C. CONDITIONS OF TEST
Input Pulse Levels
Input Rise and
Fall Times
Input and Output
Timing Levels
VCC x 0.1 to VCC x 0.9
10ns
VCC X 0.5
7026 FRM T08
EQUIVALENT A.C. LOAD CIRCUIT
5V
1.53KΩ
OUTPUT
100pF
7026 FM 13
A.C. OPERATING CHARACTERISTICS (Over the recommended operating conditions, unless otherwise specified.)
Read & Program Cycle Limits
Symbol
fSCL
TI
tAA(6)
tBUF
tHD:STA
tLOW
tHIGH
tSU:STA
tHD:DAT
tSU:DAT
tR
tF
tSU:STO
tDH
tOF
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
(for a Repeated Start Condition)
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
Output Fall Time
Min.
0
50
0.1
1.2
0.6
1.2
0.6
0.6
0
100
20+0.1XCb(5)
20+0.1XCb(5)
0.6
50
20 + 0.1Cb(5)
Max.
400
0.9
300
300
250
Units
KHz
ns
µs
µs
µs
µs
µs
µs
µs
ns
ns
ns
µs
ns
ns
7026 FRM T09
POWER-UP TIMING(4)
Symbol
Parameter
Max.
Units
tPUR
tPUW
Notes: (4)
Power-up to Read Operation
1
ms
Power-up to Write Operation
5
ms
7026 FRM T10
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.
(5) Cb = total capacitance of one bus line in pF
(6) tAA = 1.1µs Max below VCC = 2.5V.
10
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