STM6502(2010) 查看數據表（PDF） - STMicroelectronics

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STM6502
(Rev.:2010)

Dual push-button Smart Reset™ with user-adjustable setup delays

STMicroelectronics 

STM6502, STM6503, STM6504, STM6505

DC and AC parameters

Table 6.

Symbol

DC and AC characteristics

Parameter

Test conditions(1)

Min. Typ.(2) Max. Unit

VCC Supply voltage range

Reset output valid - active-low

1.0

5.5 V

VCC = 5.0 V

STM6502

VCC = 3.0 V(3)

1.2

µA

1.1

µA

VCC = 5.0 V, TSR left open

STM6503

ICC

Supply current (inputs in

their inactive state)

VCC = 3.0 V, TSR left open(3)

VCC = 5.0 V, TSR left open

STM6504

VCC = 3.0 V, TSR left open(3)

4

5.8 µA

3

µA

4

5.8 µA

3

µA

VCC = 5.0 V

STM6505

VCC = 3.0 V(3)

2.3 3.3 µA

2.2

µA

Output characteristics

VOL

tREC

Reset output voltage low

(reset asserted: RST, BLD)

VCC ≥ 4.5 V, sinking 3.2 mA

VCC ≥ 3.3 V, sinking 2.5 mA

VCC ≥ 1.0 V, sinking 0.1 mA

Reset timeout delay,

factory-programmed

Option A

Option B

0.3 V

0.3 V

0.3 V

140 210 280 ms

240 360 480 ms

VCC monitoring reset thresholds

VRST

Fixed voltage trip point for

VCC monitoring (refer to

Table 7)

–40 to +85 °C

25 °C

VRST

–2.5%

VRST

VRST

+2.5%

V

VRST

–2.0%

VRST

VRST

+2.0%

V

VHYST Hysteresis of VRST

L, M

T, S, R, Z, Y, W, V

0.5%

1%

VCC falling from

VCC to reset delay

(VRST + 100 mV) to (VRST - 100 mV) at

20

µs

10 mV/µs(4)

VBAT monitoring

VBATTH

Fixed VBAT monitoring

threshold

STM6505 only

1.225 1.25 1.275 V

VBATHYST

ILI(VBAT)

VBATTH hysteresis

VBAT input leakage current

STM6505 only

STM6505 only

8

–100 10

16 mV

100 nA

Doc ID 16101 Rev 5

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