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HN58X24512I Datasheet, PDF (5/20 Pages) Hitachi Semiconductor – Two-wire serial interface 512k EEPROM (64-kword ´ 8-bit) | |||
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HN58X24512I
AC Characteristics (Ta = â40 to +85ËC, VCC = 1.8 to 5.5 V)
Test Conditions
⢠Input pules levels:
 VIL = 0.2 à VCC
 VIH = 0.8 à VCC
⢠Input rise and fall time: 20 ns
⢠Input and output timing reference levels: 0.5 à VCC
⢠Output load: TTL Gate + 100 pF
Parameter
VCC = 1.8 to 5.5 V
Symbol Min
Max
VCC = 2.5 to 5.5 V
Min
Max Unit
Clock frequency
f SCL
â
400
â
1000 kHz
Clock pulse width low
t LOW
1200 â
600
â
ns
Clock pulse width high
t HIGH
600
â
400
â
ns
Noise suppression time
tI
â
50
â
50
ns
Access time
t AA
100
900
100
550
ns
Bus free time for next mode
t BUF
1200 â
500
â
ns
Start hold time
t HD.STA
600
â
250
â
ns
Start setup time
t SU.STA
600
â
250
â
ns
Data in hold time
t HD.DAT
0
â
0
â
ns
Data in setup time
t SU.DAT
100
â
100
â
ns
Input rise time
tR
â
300
â
300
ns
Input fall time
tF
â
300
â
100
ns
Stop setup time
t SU.STO
600
â
250
â
ns
Data out hold time
t DH
50
â
50
â
ns
Write cycle time
t WC
â
15
â
10
ms
Notes: 1. This parameter is sampled and not 100% tested.
2. tWC is the time from a stop condition to the end of internally controlled write cycle.
Notes
1
1
1
2
5
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