stusbcd01b STMicroelectronics, stusbcd01b Datasheet - Page 11

• Manufacturer Part Number: stusbcd01b
• Description: Usb Charger Detection Interface
• Manufacturer: STMicroelectronics

Table 9.
1. Measured at DP pin. Includes effect of internal switches.
2. I
3. V
Table 10.
1. All AC parameters guaranteed by design but not production tested.
2. T
V
T
V
V
V
I
T
Z
I
V
Z
CHGR_DET_DBNC
Symbol
BUS_CLMP
DCH_SRC
T
T
T
DAT_SINK
T
V
TH_VBUS
DAT_SRC
DPSRC_HICRNT
T
IN_VBUS
DAT_REF
T
T
OH_DET
PD_DET
I
VBUS_DET_CS
VBUS_DET_DC
IDCH_SRC_ON
V
IDAT_SINK_ON
DAT_SRC
VBUS
THDPL
D_IDAT_SINK
C
DAT_SINK
VBUS_DBNC
DP_SRC_ON
T
IDCH_SRC_ON
BUS
Symbol
T
PER_DET
T
IN
D_VDAT
W_H/L
= 0 to 200 µA according to USB specs.
= 0.15 V to 3.6 V according to USB specs.
V
V
V
V
V
DP, DM input capacitance
Data source voltage
Data detect voltage
Data sink current
Dedicated charger detection DP
source current
DP low threshold
DETECT pin pull down impedance /OE=1
DETECT output driving voltage
DC electrical characteristics (analog pins)
(V
AC electrical characteristics
(V
BUS
BUS
BUS
BUS
BUS
BAT
BAT
= T
voltage detection threshold
input impedance
voltage
current
clamping voltage
D_IDAT_SINK
V
DP source on time
Charger detect debounce
DP source off to DETECT high
time
V
V
V
I
I
I
Periodic detection period
Minimum pulse width High/Low
DCH_SRC
DAT_SINK
DCH_SRC
= 4.2 V, T
= 4.2 V, T
BUS
DAT_SRC
BUS
BUS
Parameter
debounce time
attach to DETECT high time
attach to DETECT high time
on time
on to I
on time
on delay
+ T
A
A
Parameter
= 25 °C, specifications over temperature, -40 to 85 °C)
= 25 °C, specifications over temperature, -40 to 85 °C)
IDAT_SINK_ON
(1)
DAT_SINK
(2)
on delay
(1)
V
R
V
I
V
I
V
DP
OH_DET
BUS
BUS
DM
BAT
EXT
=I
Test conditions
=V
=0 to 5.25V
DAT_SRC
= 2.2 to 4.5V
= 470Ω
max 5.25V
Current sink method
Current sink method
Current sink method
Current sink method
Current sink method
Dedicated charger method
Dedicated charger method
Dedicated charger method
Dedicated charger method
Hardware detection, No
charger
All digital inputs
DAT_SINK
= 0.5mA,
Test conditions
(2)
(3)
V
BAT
0.615
Min.
0.25
400
240
5.3
50
15
0
2
–0.2
Min.
100
150
140
145
100
20
40
40
5
1
2
5
Typ.
0.65
300
0.6
Typ.
Max.
V
5.25
0.34
100
360
0.7
10
30
Max.
BAT
6
4
5
170
270
248
240
170
1.6
40
70
70
8
8
Unit
Unit
11/19
µA
kΩ
pF
µA
µA
kΩ
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
µs
V
V
V
V
V
V
V
s