- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄98007 > M41T256YMT7F (STMICROELECTRONICS) REAL TIME CLOCK, PDSO44 PDF資料下載
參數(shù)資料
| 型號： | M41T256YMT7F |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 時鐘/數(shù)據(jù)恢復及定時提取 |
| 英文描述： | REAL TIME CLOCK, PDSO44 |
| 封裝： | 0.330 INCH, LEAD FREE, PLASTIC, SOIC-44 |
| 文件頁數(shù)： | 17/30頁 |
| 文件大?。?/td> | 353K |
| 代理商： | M41T256YMT7F |
第1頁第2頁第3頁第4頁第5頁第6頁第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁當前第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁第27頁第28頁第29頁第30頁
Obsolete
Product(s)
- Obsolete
Product(s)
Obsolete
Product(s)
- Obsolete
Product(s)
DC and AC parameters
M41T256Y
Table 8.
DC characteristics
Table 9.
Crystal electrical characteristics (externally supplied)
Sym
Parameter
Test condition(1)
1.
Valid for ambient operating temperature: TA = –25 to 70°C; VCC = 4.5 to 5.5V (except where noted).
Min
Typ
Max
Unit
IBAT
Battery current OSC ON
TA = 25°C, VCC = 0V, VBAT = 3.0V
1.5
1.9
A
Battery current OSC OFF
1.0
1.4
A
ICC1 Supply current
f = 400kHz
1.4
3.0
mA
ICC2 Supply current (standby)
SCL, SDA = VCC – 0.3V
1.0
2.5
mA
ILI
Input leakage current
0V
≤ VIN ≤ VCC
±1
A
ILO
(2)
2.
Outputs deselected.
Output leakage current
0V
≤ VOUT ≤ VCC
±1
A
VIH
Input high voltage
0.7VCC
VCC + 0.3
V
VIHB
Input high voltage in battery
back-up for tamper pin
VBAT – Vdiode
VBAT
V
VIL
Input low voltage
–0.3
0.3VCC
V
VBAT Battery voltage
2.5
3.5
V
VOH Output high voltage
VCC + 0.3
V
VOL
Output low voltage
IOL = 3.0mA
0.4
V
Output low voltage (open
drain)(3)
3.
For RST and FT pin (open drain).
IOL = 10mA
0.4
V
VPFD Power fail deselect
4.20
4.50
V
VSO Battery back-up switchover
VBAT
V
RSW
Switch resistance on tamper
pin
500
W
Symbol
Parameter(1)
1.
Load capacitors are integrated within the M41T256Y. Circuit board layout considerations for the 32.768kHz crystal of
minimum trace lengths and isolation from RF generating signals should be taken into account.
Typ
Min
Max
Unit
f0
Resonant frequency
32.768
kHz
RS
Series resistance
35
k
Ω
CL
Load capacitance
12.5
pF
相關PDF資料 |
PDF描述 |
|---|---|
| M41T56MH6F | REAL TIME CLOCK, PDSO28 |
| M41T60Q6F | 1 TIMER(S), REAL TIME CLOCK, QCC16 |
| M44C510-P40 | 4-BIT, MROM, MICROCONTROLLER, PDIP40 |
| M44C510D-XXX-DOW | 4-BIT, MROM, MICROCONTROLLER |
| M44C588 | 4-BIT, MROM, 4 MHz, MICROCONTROLLER |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| M41T256YMT7TR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:256 Kbit 32K x8 SERIAL RTC |
| M41T256YSH | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:256 Kbit 32K x8 SERIAL RTC |
| M41T315V | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Serial access phantom RTC supervisor |
| M41T315V/W | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Serial Access Phantom RTC Supervisor |
| M41T315V-65MH6E | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Serial Access Phantom RTC Supervisor |
發(fā)布緊急采購，3分鐘左右您將得到回復。