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參數(shù)資料
| 型號： | M41T65Q6F |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 時鐘/數(shù)據(jù)恢復及定時提取 |
| 英文描述： | 1 TIMER(S), REAL TIME CLOCK, QCC16 |
| 封裝： | 3 X 3 MM, LEAD FREE, QFN-16 |
| 文件頁數(shù)： | 26/40頁 |
| 文件大?。?/td> | 707K |
| 代理商： | M41T65Q6F |
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DC and AC parameters
M41T62/63/64/65
Doc ID 10397 Rev 12
Table 13.
Capacitance
Symbol
Parameter(1)(2)
1.
Effective capacitance measured with power supply at 3.6 V; sampled only, not 100% tested.
2.
At 25°C, f = 1 MHz.
Min
Max
Unit
CIN
Input capacitance
-
7
pF
COUT
(3)
3.
Outputs deselected.
Output capacitance
-
10
pF
tLP
Low-pass filter input time constant (SDA and SCL)
-
50
ns
Table 14.
DC characteristics
Sym
Parameter
Test condition(1)
1.
Valid for ambient operating temperature: TA = –40 to 85 °C; VCC = 1.3 V to 4.4 V (except where noted).
Min
Typ
Max
Unit
VCC
(2)
2.
Oscillator startup guaranteed at 1.5 V only.
Operating voltage
Clock(3)
3.
When using battery backup, VCC fall time should not exceed 10 mV/s.
1.0
4.4
V
I2C bus (400 kHz)
1.3
4.4
V
ICC1 Supply current
SCL = 400 kHz
(no load)
4.4 V
100
A
3.6 V
50
70
A
3.0 V
35
A
2.5 V
30
A
2.0 V
20
A
ICC2
Supply current
(standby)
SCL = 0 Hz
all inputs
≥ VCC – 0.2 V
≤ VSS + 0.2 V
SQW off
4.4 V
950
nA
3.6 V
375
700
nA
3.0 V at 25 °C
350
nA
2.0 V at 25 °C
310
nA
VIL Input low voltage
–0.2
0.3 VCC
V
VIH Input high voltage
0.7 VCC
VCC+0.3
V
VOL
Output low voltage
VCC = 4.4 V, IOL = 3.0 mA
(CMOS or open drain)
0.4
V
VCC = 4.4 V, IOL = 1.0 mA
(SQW, WDO, IRQ)
0.4
V
VOH Output high voltage
VCC = 4.4 V, IOH = –1.0 mA (push-pull)
2.4
V
Pull-up supply
voltage (open drain)
IRQ/OUT, IRQ/FT/OUT, WDO, SQW
(M41T64 only)
4.4
V
ILI
Input leakage current
0 V
≤ VIN ≤ VCC
±1
μA
ILO
Output leakage
current
0 V
≤ VOUT ≤ VCC
±1
μA
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