BQ24392_15 Datasheet, PDF (5/22 Pages) Texas Instruments – bq24392 Dual SPST USB 2.0 High Speed Switch with USB Battery Charging Specification Revision 1.2 Detection

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bq24392
SLIS146C – JUNE 2012 – REVISED JANUARY 2015
6.5 Electrical Characteristics
V_BUS = 4.5 V to 5.5 V, T_A = –40°C to 85°C (unless otherwise noted)⁽¹⁾
PARAMETER
TEST CONDITIONS
V_{VBUS_VALID}
V_OH
V_OL
VBUS Valid threshold
CHG_DET
CHG_DET, SW_OPEN,
CHG_AL_N
CHG_DET
CHG_DET,
SW_OPEN,
CHG_AL_N
Rising VBUS threshold
I_OH = –2 mA
I_OL = 2 mA
V_IH
High-level input voltage
V_IL
Low-level input voltage
GOOD_BAT
R_PD
Internal pull-down
resistance
t_DBP
V_USBIO
R_ON
R_ON(flat)
ΔR_ON
I_{CC-SW (ON)}
I_{CC-SW (OFF)}
I_{USBI/O (ON)}
I_{USBI/O (OFF)}
C_I(OFF)
Dead battery provision timer
ON- state resistance match
between
ON-state resistance
ON-state resistance
flatness
DM_CON,
DP_CON,
DM_HOST,
DP_HOST
ON- state resistance match
between channels
Current consumption
Current consumption with USB switch off
Leakage current with USB switch on
Leakage current with USB switch off
Capacitance with USB
switch off
DP_HOST,
DM_HOST
V_{DM_HOST} and V_{DP_HOST} = 0 to 3.6 V, I_{DP_CON}
and I_{DM_CON} = –2 mA
V_{DM_HOST} and V_{DP_HOS}T = 0.4 V, I_{DP_CON} and
I_{DM_CON} = –2 mA
V_VBUS = 5V,
V_{IH(GOOD_BAT)}= 1.1 V
V_VBUS = 5 V,
V_{IH(GOOD_BAT)} = 2.5 V
V_VBUS = 5 V; USB Switch OFF
V_{DM_HOST} and V_{DP_HOST} = 0 to 3.6 V, I_{DP_CON}
and I_{DM_CON} = –2 mA
C_O(OFF)
C_I(ON)
Capacitance with USB
switch off
Capacitance with USB
switch on
DP_CON,
DM_CON
DP_HOST,
DM_HOST
DC bias = 0 V or 3.6 V, f = 10 MHz
C_O(ON)
Capacitance with USB
switch on
DP_CON,
DM_CON
BW
O_ISO
X_TALK
Bandwidth
Isolation with USB switch off
Crosstalk
R_L = 50 Ω, Switch ON
f = 240 MHz, R_L = 50 Ω, Switch OFF
f = 240 MHz, R_L = 50 Ω
(1) CHG_DET max value will be clamped at 7 V when V_VBUS > 7 V
MIN TYP MAX UNIT
3.5
V
3.5
VBUS V
0.4 V
1.1
950
32
0
8
1.1
V
0.5 V
kΩ
45 Mins
3.6 V
Ω
Ω
0.5
Ω
250
µA
80
µA
45
µA
50
nA
45
nA
2
pF
10
pF
11
pF
11
920
–26
–30.5
pF
MHz
dB
dB
6.6 Typical Characteristics
Figure 1. 480-Mbps USB 2.0 Eye Diagram with No Device
Copyright © 2012–2015, Texas Instruments Incorporated
Figure 2. 480-Mbps USB 2.0 Eye Diagram with USB Switch
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