STCC2540 Datasheet, PDF (10/32 Pages) STMicroelectronics – USB charging controller with integrated power switch

Electrical characteristics
STCC2540
Table 4. Electrical characteristics V_IN = 4.5 to 5.5 V, -40 °C < T_J < 125 °C
(unless otherwise specified) (continued)
Symbol
Parameter
Conditions
Min. Typ. Max. Unit
Charger emulator - control pins CTLx
V_CTLx
V_HYST(CTLx)
I_CTLx
CTLx pins threshold voltage
0.4
1.6 V
Hysteresis voltage on CTLx
pins
500
mV
Leakage current
V_IN = 5.5 V, V_CTLx = 0 V or 5 V -1
1 µA
Charger emulator - charging indication
I_{OUT_TH}
Output current threshold for
charging detection
DCP mode, CDP mode
V_OL(CHARGING)
I_OL(CHARGING)
CHARGING output low
voltage
CHARGING output leakage
current
Charging detected
(I_OUT > I_{OUT_TH}),
I_CHARGING = 1 mA
V_IN = 5.5 V, V_CHARGING = 5 V
1. Guaranteed by design. Not tested in production.
20
mA
180 mV
1 µA
Figure 3. Timing waveforms
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