參數(shù)資料
型號(hào)： PCA9516A
廠商： NXP Semiconductors N.V.
英文描述： 5-channel I2C hub
中文描述： 5通道的I2C樞紐
文件頁數(shù)： 7/13頁
文件大?。?/td> 127K
代理商： PCA9516A
Philips Semiconductors
Product data sheet
PCA9516A
5-channel I
2
C hub
2004 Sep 29
7
ABSOLUTE MAXIMUM RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134).
Voltages with respect to pin GND.
LIMITS
SYMBOL
PARAMETER
MIN.
MAX.
UNIT
V
CC
to GND
V
bus
I
Supply voltage range V
CC
Voltage range I
2
C-bus, SCL or SDA
–0.5
+7
V
–0.5
+7
V
DC current (any pin)
—
50
mA
P
tot
T
stg
T
amb
Power dissipation
—
300
mW
°
C
°
C
Storage temperature range
–55
+125
Operating ambient temperature range
–40
+85
DC ELECTRICAL CHARACTERISTICS
V
CC
= 3.0 V to 3.6 V; GND = 0 V; T
amb
= –40
°
C to +85
°
C; unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
TYP.
2
UNIT
MIN.
MAX.
Supplies
V
CC
I
CCH
DC supply voltage
3.0
—
3.6
V
Quiescent supply current,
both channels HIGH
V
= 3.6 V;
SDAn = SCLn = V
CC
V
= 3.6 V;
one SDA and one SCL = GND,
other SDA and SCL open
—
2.1
5
mA
I
CCL
Quiescent supply current,
both channels LOW
—
4.7
10
mA
I
CCLc
Quiescent supply current in contention
V
= 3.6 V;
SDAn = SCLn = GND
—
4.0
10
mA
Input SCL; input/output SDA
V
IH
HIGH-level input voltage
V
IL
LOW-level input voltage (Note 1)
V
ILc
LOW-level input voltage contention
(Note 1)
0.7 V
CC
–0.5
—
5.5
V
—
0.3 V
CC
0.4
V
–0.5
—
V
V
IK
I
LI
I
IL
V
OL
Input clamp voltage
I
I
= –18 mA
V
I
= 3.6 V
V
I
= 0.2 V, SDA, SCL
I
OL
= 0 or 6 mA
Guaranteed by design
—
—
–1.2
V
μ
A
μ
A
V
Input leakage current
–1
—
1
Input current LOW, SDA, SCL
—
—
5
LOW-level output voltage
0.47
0.52
0.6
V
OL
–V
ILc
LOW-level input voltage below
output LOW-level voltage
—
—
70
mV
C
I
Input capacitance
V
I
= 3 V or 0 V
—
6
10
pF
Enable 1–4
V
IL
V
IH
I
IL
I
LI
C
I
NOTES:
1. V
specification is for the first LOW level seen by the SDAx/SCLx lines. V
ILc
is for the second and subsequent LOW levels seen by the
SDAx/SCLx lines.
2. Typical value taken at 3.3 V and 25
°
C.
3. For operation between published voltage ranges, refer to worst case parameter in both ranges.
LOW-level input voltage
HIGH-level input voltage
Input current LOW, EN1–EN4
Input leakage current
Input capacitance
–0.5
2.0
—
–1
—
—
—
–12
—
6
0.8
5.5
–30
1
7
V
V
μ
A
μ
A
pF
V
I
= 0.2 V, EN1–EN4
V
I
= 3.0 V or 0 V
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