Datasheet

MAX3353E
USB On-the-Go Charge Pump with Switchable
Pullup/Pulldown Resistors
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +2.6V to +5.5V, V
L
= +1.65V to V
CC
, V
TRM
= +3V to +3.6V, C
FLYING
= 0.1µF, V
CC
decoupled with 1µF capacitor to ground;
V
TRM
and V
L
decoupled with 0.1µF capacitor to ground; C
VBUS
= 1µF (min), T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical
values are at V
CC
= +4V, V
L
= +1.8V, V
TRM
= +3.3V, and T
A
= +25°C.) (Notes 3, 4)
PARAMETER SYMBOL CONDITION MIN TYP MAX UNITS
Hysteresis Voltage V
HYST
0.2 V
Output Voltage Low
(D+ and D- in SE0 state)
I
SINK
= -2.4mA 0.3 V
PULLUP/PULLDOWN RESISTOR SPECIFICATIONS (D+, D-, ID_IN)
Pulldown Resistor on D+
D P _P U LLD WN = 1, D P _P U LLU P = 0,
BD IS C _AC ON N = 0
14.25 15.75 kΩ
Pulldown Resistor on D-
D M _P U LLD WN = 1, D M _P U LLU P = 0,
BD IS C _AC ON N = 0
14.25 15.75 kΩ
Pullup Resistor on D+
D P _P U LLD WN = 0, D P _P U LLU P = 1,
BD IS C _AC ON N = 0
1.425 1.575 kΩ
Pullup Resistor on D-
D M _P U LLD WN = 0, D M _P U LLU P = 1,
D P _P U LLU P = 0, BDIS C _AC ONN = 0
1.425 1.575 kΩ
D- Leakage Current
D M _P U LLD WN = 0, D M _P U LLU P = 0,
BD IS C _AC ON N = 0
±1µA
D+ Leakage Current
D P _P U LLD WN = 0, D P _P U LLU P = 0,
BD IS C _AC ON N = 0
±1µA
Input Impedance on D+/D-
D P _P U LLU P = 0, D P _PU LLDWN = 0,
D M _P U LLU P = 0, D M _PU LLDWN = 0,
BD IS C _AC ON N = 0
300 kΩ
ID_IN Pullup Resistor 140 200 270 kΩ
ID_IN Input Voltage Low 0.33 x V
CC
V
ID_IN Input Voltage High 0.67 x V
CC
V
TIMING CHARACTERISTICS
(V
CC
= +2.6V to +5.5V, V
L
= +1.65V to V
CC
, V
TRM
= +3V to +3.6V, C
FLYING
= 0.1µF, V
CC
decoupled with 1µF capacitor to ground.
V
TRM
and V
L
decoupled with 0.1µF capacitor to ground. C
VBUS
= 1µF (min), T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical val-
ues are at T
A
= +25°C, V
CC
= +4V, V
L
= +1.8V, V
TRM
= +3.3V.) (Notes 3, 4)
PARAMETER SYMBOL CONDITION MIN TYP MAX UNITS
Time to Assert D+ Pullup
BDISC_ACONN = 1, ID_IN = GND
(A Device)
1ms
Time to Assert SE0
BDISC_ACONN = 1,
ID_IN = floating (B Device)
0.025 0.061 1 ms
Interrupt Propagation Delay (Note 6) 1 µs
V
BUS
Rise Time
From 0 to 4.4V; C
LOAD
= 1µF; I
VBUS
= 8mA;
V
BUS_DRV
= 1
100 ms
INT Out Rise Time
INT out push/pull configured,
C
LOAD
= 50pF
20 ns