MIC74_06 Datasheet, PDF (3/18 Pages) Micrel Semiconductor – 2-Wire Serial I/O Expander and Fan Controller

Micrel, Inc.
Absolute Maximum Ratings⁽¹⁾
Supply Voltage (V_DD)...................................................+4.6V
Input Voltage [all pins except
V_DD and GND] (V_IN)........................ GND – 0.3V to 5.5V
Junction Temperature (T_J) ....................................... +150°C
Lead Temperature (soldering, 10 sec.).................... +260°C
EDS Rating⁽³⁾
V_DD ........................................................................ 1.5kV
A0, A1, A2..............................................................500V
Others ....................................................................200V
MIC74
Operating Ratings⁽²⁾
Supply Voltage (V_DD).................................... +2.7V to +3.6V
Ambient Temperature (T_A) .......................... –40°C to +85°C
Package Thermal Resistance ................................163°C/W
Electrical Characteristics
2.7V ≤ V_DD ≤ 3.6V; T_A = 25°C, bold values indicate –40°C < T_A < +85°C, unless noted.
Symbol Parameter
Condition
Min
V_IN
Input Voltage, any pin except
V_DD and GND
GND–0.3
I_DD
Operating Supply Current
P[7:0] inputs; P[7:0] = V_DD or GND
/ALERT open; f_CLK = 100kHz
I_START
Fan Startup Supply Current
(Fan Mode Only)
during t_START; /ALERT, /SHDN,
/FS2[2:0] = open;
V_SMBCLK = V_SMBDATA = V_DD;
P[3:0] = inputs
I_STBY
Standby Supply Current
/ALERT = open,
V_SMBCLK = V_SMBDATA = V_DD;
P[3:0] = inputs
Serial I/O (DATA, CLK)
V_IL
Input Low Voltage
–0.3
V_IH
Input High Voltage
2
V_OL
Output Low Voltage
I_OL = 3mA
I_LEAK
Leakage Current
V_IN = 5.5V or GND
–1
C_IN
Input Capacitance
Parallel I/O [P0–P3, P4(/SHDN), P5(/FS0)–P7(/FS2)]
V_IL
Input Low Voltage
–0.5
V_IH
Input High Voltage
2
I_OL
Output Low Current
V_OL = 0.4V, V_DD = 2.7V
7
V_OL = 1V, V_DD = 3.3V
10
I_OH
Output High Current
V_OH = 2.4V
7
I_LEAK
Leakage Current
V_IN = 5.5V or GND
–1
C_IN
Input Capacitance
C_OUT
Output Capacitance
Address Input (A0–A2)
V_IL
Input Low Voltage
–0.3
V_IH
Input High Voltage
0.7V_DD
I_LEAK
Leakage Current
V_IN = V_DD or GND
–250
/ALERT
V_OL
Output Low Voltage
I_OL = 1mA
I_LEAK
Leakage Current
V_IN = V_DD or V_SS
–1
October 2006
3
Typ
2
1
10
10
10
±250
Max Units
5.5
V
6
µA
1.75
mA
3
µA
0.8
V
5.5
V
0.4
V
+1
µA
pF
0.8
V
5.5
V
mA
mA
mA
+1
µA
pF
pF
0.3V_DD
V
V_DD+0.3
V
+250
nA
0.4
V
+1
µA
M9999-101006