STM6321 Просмотр технического описания (PDF) - STMicroelectronics

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STM6321

5-pin supervisor with watchdog timer and push-button reset

STMicroelectronics 

STM632x, STM682x

DC and AC parameters

Table 6. DC and AC characteristics

Sym- Alter-

bol native

Description

Test condition(1)

VCC

Operating voltage

VCC supply current

T/S/R/Z/Y (VCC < 3.6 V)

(MR and WDI unconnected)

L/M (VCC < 5.5 V)

ICC

VCC supply current

T/S/R/Z/Y (VCC < 3.6 V)

(MR unconnected;

STM6322/6825)

L/M (VCC < 5.5 V)

Input leakage current

0 V = VIN = VCC

ILI

Input leakage current

WDI = VCC, time average

(WDI)(3)

WDI = GND, time average

ILO

Open drain reset output

leakage current

VCC > VRST,

Reset not asserted

VIH

Input high voltage (MR)

VRST > 4.0 V

VRST < 4.0 V

VIH

Input high voltage (WDI)(4)

VRST (max.) < VCC < 5.5 V

VIL

Input low voltage (MR)

VRST > 4.0 V

VRST < 4.0 V

VIL

Input low voltage (WDI)(4)

VRST (max.) < VCC < 5.5 V

VCC ≥ 1.0 V, ISINK = 50 µA,

Reset asserted

VCC ≥ 1.2 V, ISINK = 100 µA,

Output low voltage (RST;

Reset asserted

push-pull or open drain)

VCC ≥ 2.7 V, ISINK = 1.2 mA,

Reset asserted

VOL

VCC ≥ 4.5 V, ISINK = 3.2 mA,

Reset asserted

Output low voltage (RST;

push-pull only)

VCC ≥ 2.7 V, ISINK = 1.2 mA,

Reset not asserted

VCC ≥ 4.5 V, ISINK = 3.2 mA,

Reset not asserted

Min. Typ. Max. Unit

1.2 (2)

4

6

3

5.5

V

12

µA

17

µA

8

µA

3

12

µA

–1

+1 µA

120 160 µA

–20 –15

µA

–1

+1 µA

2.0

0.7 VCC

0.7 VCC

V

V

V

0.8

V

0.3 VCC V

0.3 VCC V

0.3

V

0.3

V

0.3

V

0.4

V

0.3

V

0.4

V

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