参数资料
型号: DS1314E
厂商: Maxim Integrated
文件页数: 2/12页
文件大小: 0K
描述: IC CTRL NV W/BATT MON 3V 20TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 74
控制器类型: 非易失性 RAM
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
DS1314
10 of 12
NOTES:
2. All voltages referenced to ground.
3. Measured with outputs open circuited.
4. ICCO1 is the maximum average load which the DS1314 can supply to attached memories at VCCO
VCCI -0.2V.
5. ICCO1 is the maximum average load which the DS1314 can supply to attached memories at VCCO
VCCI -0.3V.
6. All inputs within 0.3V of ground or VCCI.
7. ICCO2 is the maximum average load current which the DS1314 can supply to the memories in the
battery-backup mode.
8. Measured with a load as shown in Figure 2.
9. Chip Enable Output ( CEO ) can only sustain leakage current in the battery-backup mode.
10. CEO will be held high for a time equal to tREC after VCCI crosses VCCTP on power-up.
11. BW and RST are open drain outputs and as such cannot source current. External pull-up resistors
should be connected to these pins for proper operation. Both BW and RST can sink 10 mA.
12. tCE maximum must be met to ensure data integrity on power-down.
13. In battery-backup mode, inputs must never be below ground or above VCCO.
DC TEST CONDITIONS
Outputs Open
All voltages are referenced to ground
AC TEST CONDITIONS
Output Load: See below
Input Pulse Levels: 0 - 3.0V
Timing Measurement Reference Levels
Input: 1.5V
Output: 1.5V
Input pulse Rise and Fall Times: 5 ns
OUTPUT LOAD Figure 2
* INCLUDING SCOPE AND JIG CAPACITANCE
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