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STM6502 数据表(PDF) 17 Page - STMicroelectronics

部件名 STM6502
功能描述  Dual push-button Smart ResetTM with user-adjustable setup delays
PDF  29 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM6502 数据表(HTML) 17 Page - STMicroelectronics

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STM6502, STM6503, STM6504, STM6505
DC and AC parameters
Doc ID 16101 Rev 5
17/29
Table 6.
DC and AC characteristics
Symbol
Parameter
Test conditions(1)
Min.
Typ.(2)
Max.
Unit
VCC
Supply voltage range
Reset output valid - active-low
1.0
5.5
V
ICC
Supply current (inputs in
their inactive state)
STM6502
VCC = 5.0 V
1.2
µA
VCC = 3.0 V
(3)
1.1
µA
STM6503
VCC = 5.0 V, TSR left open
4
5.8
µA
VCC = 3.0 V, TSR left open
(3)
3µA
STM6504
VCC = 5.0 V, TSR left open
4
5.8
µA
VCC = 3.0 V, TSR left open
(3)
3µA
STM6505
VCC = 5.0 V
2.3
3.3
µA
VCC = 3.0 V
(3)
2.2
µA
Output characteristics
VOL
Reset output voltage low
(reset asserted: RST, BLD)
VCC ≥ 4.5 V, sinking 3.2 mA
0.3
V
VCC ≥ 3.3 V, sinking 2.5 mA
0.3
V
VCC ≥ 1.0 V, sinking 0.1 mA
0.3
V
tREC
Reset timeout delay,
factory-programmed
Option A
140
210
280
ms
Option B
240
360
480
ms
VCC monitoring reset thresholds
VRST
Fixed voltage trip point for
VCC monitoring (refer to
Table 7)
–40 to +85 °C
VRST
–2.5%
VRST
VRST
+2.5%
V
25 °C
VRST
–2.0%
VRST
VRST
+2.0%
V
VHYST
Hysteresis of VRST
L, M
0.5%
T, S, R, Z, Y, W, V
1%
VCC to reset delay
VCC falling from
(VRST + 100 mV) to (VRST - 100 mV) at
10 mV/µs(4)
20
µs
VBAT monitoring
VBATTH
Fixed VBAT monitoring
threshold
STM6505 only
1.225
1.25
1.275
V
VBATHYST
VBATTH hysteresis
STM6505 only
8
16
mV
ILI(VBAT)
VBAT input leakage current
STM6505 only
–100
10
100
nA



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