HN58X2402 Datasheet, PDF (6/21 Pages) Hitachi Semiconductor – Two-wire serial interface 2k / 4k / 8k / 16k / 32k / 64k EEPROM(8-kword x 8-bit)

HN58X2402/58X2404/58X2408/58X2416/58X2432/58X2464
AC Characteristics (Ta = 0 to +70˚C, V_CC = 1.8 to 5.5 V)
Test Conditions
• Input pules levels:
 V_IL = 0.2 × V_CC
 V_IH = 0.8 × V_CC
• Input rise and fall time: ≤ 20 ns
• Input and output timing reference levels: 0.5 × V_CC
• Output load: TTL Gate + 100 pF
Parameter
Symbol Min
Typ
Max
Unit
Clock frequency
f _SCL
—
—
400
kHz
Clock pulse width low
t _LOW
1200 —
—
ns
Clock pulse width high
t _HIGH
600
—
—
ns
Noise suppression time
t_I
—
—
50
ns
Access time
t _AA
100
—
900
ns
Bus free time for next mode
t _BUF
1200 —
—
ns
Start hold time
t _HD.STA
600
—
—
ns
Start setup time
t _SU.STA
600
—
—
ns
Data in hold time
t _HD.DAT
0
—
—
ns
Data in setup time
t _SU.DAT
100
—
—
ns
Input rise time
t_R
—
—
300
ns
Input fall time
t_F
—
—
300
ns
Stop setup time
t _SU.STO
600
—
—
ns
Data out hold time
t _DH
50
—
—
ns
Write cycle time
V_CC = 2.7 V to 5.5 V t_WC
—
—
10
ms
V_CC = 1.8 V to 2.7 V t_WC
—
—
15
ms
Notes: 1. This parameter is sampled and not 100% tested.
2. t_WC is the time from a stop condition to the end of internally controlled write cycle.
Notes
1
1
1
2
2
6