pca9558pw NXP Semiconductors, pca9558pw Datasheet - Page 15

• Manufacturer Part Number: pca9558pw
• 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: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS
NOTE:
1. WRITE CYCLE time can only be measured indirectly during the write cycle. During this time, the device will not acknowledge its I
2003 Jun 27
MUX_INx ⇒ MUX_OUTx
MUX_SELECT ⇒ MUX_OUTx
MUX_OUT_LOW ⇒ NON_MUXED_OUT
MUX_OUT_LOW ⇒ MUX_OUTx
I
2
SYMBOL
8-bit I
latched 6-bit I
C-bus
t
t
t
t
t
HD:STA
HD:DAT
SU:DAT
SU:STO
SU:STA
t
t
t
t
t
t
t
t
t
t
t
t
HIGH
LOW
T
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
SCL
BUF
t
C
C
t
t
SP
t
t
R
R
F
W
I
L
L
2
C and SMBus I/O port with 5-bit multiplexed/1-bit
LOW-to-HIGH transition time
HIGH-to-LOW transition time
LOW-to-HIGH transition time
HIGH-to-LOW transition time
LOW-to-HIGH transition time
HIGH-to-LOW transition time
LOW-to-HIGH transition time
HIGH-to-LOW transition time
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
2
C EEPROM DIP switch and 2-kbit EEPROM
1
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
Product data
C Address.
UNIT
ns/V
ns/V
kHz
ms
ns
ns
ns
ns
ns
ns
ns
ns
pF
µs
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns
pF