Datasheet
Electrical characteristics STOTG04E
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Table 7. Switching characteristics
Over recommended operating conditions unless otherwise is noted. All the typical values are
referred to T
A
= 25°C, V
IF
= 1.8V, V
BAT
= 3.3V, R
S
= 20Ω, C
EXT
= 220nF, C
T
= 4.7µF, and
C
TRM
= 1µF
Symbol Parameter Test Conditions Min. Typ. Max. Unit
T
VBUS_RISE
V
BUS
rise time I
LOAD
= 8mA, C
T
= 10µF
1100ms
DIFFERENTIAL DRIVER
t
R
Data signal rise time
Full-speed mode, C
LOAD
= 50pF
48.520
ns
Low-speed mode, C
LOAD
= 600pF
75 110 300
t
F
Data signal rise time
Full-speed mode, C
LOAD
= 50pF
48.520
ns
Low-speed mode, C
LOAD
= 600pF
75 110 300
t
P_DRV_R
Propagation delay of the driver,
rising edge; DAT_SE0 mode
Full-speed mode, C
LOAD
= 50pF
38
ns
Low-speed mode, C
LOAD
= 600pF
280
Propagation delay of the driver,
rising edge; VP_VM mode
Full-speed mode, C
LOAD
= 50pF
55
ns
Low-speed mode, C
LOAD
= 600pF
300
t
P_DRV_F
Propagation delay of the driver,
falling edge; DAT_SE0 mode
Full-speed mode, C
LOAD
= 50pF
38
ns
Low-speed mode, C
LOAD
= 600pF
280
Propagation delay of the driver,
rising edge; VP_VM mode
Full-speed mode, C
LOAD
= 50pF
55
ns
Low-speed mode, C
LOAD
= 600pF
300
t
RFM
Rise and fall time matching (t
R
/
t
F
) excluding the first transition
from the idle state
Full-speed mode 90 111.11
%
Low-speed mode 80 125
SINGLE-ENDED RECEIVERS
t
P_SE_R
Propagation delay of the SE
receiver, rising edge
Full-speed mode, input slope 15ns 18
ns
Low-speed mode, input slope
150ns
18
t
P_SE_F
Propagation delay of the SE
receiver, falling edge
Full-speed mode, input slope 15ns 18
ns
Low-speed mode, input slope
150ns
18
DIFFERENTIAL RECEIVER
t
P_DIF_R
Propagation delay of the SE
receiver, rising edge
Full-speed mode, input slope 15ns 24
ns
Low-speed mode, input slope
150ns
24
t
P_DIF_F
Propagation delay of the SE
receiver, falling edge
Full-speed mode, input slope 15ns 24
ns
Low-speed mode, input slope
150ns
24
DIGITAL INTERFACE
t
SET_OE
Output enable setup time 50 ns
t
TA _O I
Output to input bus turnaround
time (1, 2)
05ns
t
TA _I O
Output to input bus turnaround
time (1, 2)
05ns
I
2
C BUS (3)
f
SCL
SCL clock frequency 100 kHz
t
LOW
Low period of the SCL clock 4.7 µs
t
HIGH
High period of the SCL clock 4.0 µs
t
IICR
Rise time of both SDA and SCL
signals
1000 ns