参数资料
型号: M41T80M6F
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO8
封装: 0.150 INCH, LEAD FREE, PLASTIC, SO1C-8
文件页数: 11/25页
文件大小: 343K
代理商: M41T80M6F
M41T80
DC and AC parameters
Doc ID 9074 Rev 4
5
DC and AC parameters
This section summarizes the operating and measurement conditions, as well as the DC and
AC characteristics of the device. The parameters in the following DC and AC Characteristic
tables are derived from tests performed under the measurement conditions listed in the
relevant tables. Designers should check that the operating conditions in their projects match
the measurement conditions when using the quoted parameters.
Figure 12.
AC measurement I/O waveform
Table 8.
Operating and AC measurement conditions (1)
1.
Output Hi-Z is defined as the point where data is no longer driven.
Parameter
M41T80
Supply voltage (VCC)
2.0 to 5.5 V
Ambient operating temperature (TA)
–40 to 85 °C
Load capacitance (CL)100 pF
Input rise and fall times
≤ 50 ns
Input pulse voltages
0.2VCC to 0.8VCC
Input and output timing ref. voltages
0.3VCC to 0.7VCC
Table 9.
Capacitance
Symbol
Parameter(1)(2)
1.
Effective capacitance measured with power supply at 5 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
AI02568
0.8VCC
0.2VCC
0.7VCC
0.3VCC
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