PCA9558 PHILIPS [NXP Semiconductors], PCA9558 Datasheet - Page 15

• Manufacturer Part Number: PCA9558
• Description: 8-bit I2C and SMBus I/O port with 5-bit multiplexed/1-bit latched 6-bit I2C EEPROM and 2 k bit EEPROM
• Manufacturer: PHILIPS [NXP Semiconductors]

1. WRITE CYCLE time can only be measured indirectly during the write cycle. During this time, the device will not acknowledge its I
Philips Semiconductors
AC CHARACTERISTICS
NOTE:
2002 May 24
MUX_INx
MUX_SELECT
MUX_OUT_LOW
MUX_OUT_LOW
I
2
SYMBOL
SYMBOL
8-bit I
latched 6-bit I
C Bus
t
t
t
t
t
SU:STO
HD:STA
SU:STA
HD:DAT
SU:DAT
t
t
t
t
t
t
t
t
t
t
t
t
HIGH
LOW
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
SCL
BUF
t
T
C
C
t
SP
t
t
t
R
R
F
W
I
L
L
2
MUX_OUTx
C and SMBus I/O port with 5-bit multiplexed/1-bit
Output rise time
Output fall time
Test load capacitance on outputs
SCL clock frequency
Bus free time between a STOP and a START condition
Hold time (repeated) START condition. After this period, the first clock pulse is
generated
LOW period of SCL clock
HIGH period of SCL clock
Set-up time for a repeated START condition
Data hold time
Data set-up time
Data spike time
Set-up time for STOP condition
Rise time for both SDA and SCL signals (10 – 400 pF bus)
Fall time for both SDA and SCL signals (10 – 400 pF bus)
Capacitive load for each bus line
Write cycle time
MUX_OUTx
NON_MUXED_OUT
MUX_OUTx
2
C EEPROM and 2 k bit EEPROM
1
PARAMETER
PARAMETER
15
MIN.
600
600
600
100
600
1.0
1.0
1.3
1.3
10
20
20
—
—
—
—
—
—
—
—
—
—
—
0
0
LIMITS
TYP.
7.0
21
20
20
20
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
15
7
8
8
PCA9558
MAX.
–100
400
–12
–32
300
300
400
28
10
28
12
26
15
28
15
10
—
—
—
—
10
50
10
—
5
2
C Address.
Product data
UNIT
UNIT
ns/V
ns/V
kHz
mS
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s