PCA9544A Datasheet, PDF (11/18 Pages) Texas Instruments – 4-CHANNEL IC AND SMBus MULTIPLEXER WITH INTERRUPT LOGIC

Philips Semiconductors
4-channel I²C multiplexer with interrupt logic
Product data sheet
PCA9544A
DC CHARACTERISTICS
V_DD = 2.3 V to 3.6 V; V_SS = 0 V; T_amb = –40 °C to +85 °C; unless otherwise specified. (See page 12 for V_DD = 3.6 V to 5.5 V)
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
MIN
TYP
MAX
Supply
V_DD
I_DD
I_stb
V_POR
Supply voltage
Supply current
Standby current
Power-on reset voltage
(Note 1)
Operating mode; V_DD = 3.6 V; no load;
V_I = V_DD or V_SS; f_SCL = 100 kHz
Standby mode; V_DD = 3.6 V; no load;
V_I = V_DD or V_SS; f_SCL = 0 kHz
no load; V_I = V_DD or V_SS
2.3
—
3.6
—
10
30
—
0.1
1
—
1.5
2.1
Input SCL; input/output SDA
V_IL
LOW-level input voltage
V_IH
HIGH-level input voltage
I_OL
LOW-level output current
I_L
Leakage current
C_i
Input capacitance
Select inputs A0 to A2 / INT0 to INT3
V_OL = 0.4 V
V_OL = 0.6 V
V_I = V_DD or V_SS
V_I = V_SS
–0.5
—
0.3V_DD
0.7V_DD
—
6
3
7
—
6
10
—
–1
—
+1
—
10
13
V_IL
V_IH
I_LI
C_i
Pass Gate
LOW–level input voltage
HIGH-level input voltage
Input leakage current
Input capacitance
V_I = V_DD or V_SS
V_I = V_SS
–0.5
0.7V_DD
–1
—
—
+0.3V_DD
—
V_DD + 0.5
—
+1
1.6
3
R_ON
Switch resistance
V_CC = 3.0 V to 3.6 V, V_O = 0.4 V, I_O = 15 mA
5
V_CC = 2.3 V to 2.7 V, V_O = 0.4V, I_O = 10 mA
7
11
30
16
55
V_swin = V_DD = 3.3 V; I_swout = –100 µA
—
1.9
—
V_Pass
Switch output voltage
V_swin = V_DD = 3.0 V to 3.6 V; I_swout = –100 µA
1.6
—
2.8
V_swin = V_DD = 2.5 V; I_swout = –100 µA
—
1.5
—
V_swin = V_DD = 2.3 V to 2.7 V; I_swout = –100 µA
1.1
—
2.0
I_L
Leakage current
V_I = V_DD or V_SS
–1
—
+1
C_io
Input/output capacitance
V_I = V_SS
—
3
5
INT Output
I_OL
LOW-level output current
V_OL = 0.4 V
3
I_OH
HIGH-level output current
—
NOTES:
1. V_DD must be lowered to 0.2 V in order to reset part.
2. For operation between published voltage ranges, refer to worst case parameter in both ranges.
7
—
—
+10
UNIT
V
µA
µA
V
V
V
mA
µA
pF
V
V
µA
pF
Ω
V
µA
pF
mA
µA
2004 Sep 29
11