参数资料
型号: M48T212A-85MH6
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO44
封装: HATLESS, PLASTIC, SOIC-44
文件页数: 29/30页
文件大小: 155K
代理商: M48T212A-85MH6
M48T212A
8/30
DC AND AC PARAMETERS
This section summarizes the operating and mea-
surement 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 Measure-
ment Conditions listed in the relevant tables. De-
signers should check that the operating conditions
in their projects match the measurement condi-
tions when using the quoted parameters.
Table 3. DC and AC Measurement Conditions
Note: Output High Z is defined as the point where data is no longer driven.
Figure 5. AC Testing Load Circuit
Notes:Excluding open-drain output pins.
1. DQ0-DQ7
2. E1CON and E2CON
Table 4. Capacitance
Note: 1. Effective capacitance measured with power supply at 3.3V; sampled only, not 100% tested.
2. At 25
°C, f = 1MHz.
3. Outputs deselected.
Parameter
M48T212A
VCC Supply Voltage
3.0 to 3.6V
Ambient Operating Temperature
Grade 1
0 to 70
°C
Grade 6
–40 to 85
°C
Load Capacitance (CL)
50pF
Input Rise and Fall Times
≤ 5ns
Input Pulse Voltages
0to 3V
Input and Output Timing Ref. Voltages
1.5V
AI05610
CL = 50pF or 5pF
(1)
CL =30 pF
(2)
645
DEVICE
UNDER
TEST
1.75V
CL includes JIG capacitance
Symbol
Parameter(1,2)
Min
Max
Unit
CIN
Input Capacitance
10
pF
COUT
(3)
Input/Output Capacitance
10
pF
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