ME83 Datasheet, PDF (3/5 Pages) Mercury United Electronics Inc – Frequency reference for real time clocks

Low Power (nA Current Consumption) 32.768 KHz
ME831, ME832, ME833, ME834 Series
TCXOs
MERCURY
Since 1973
Output Voltage
V_OH
Levels
V_OL
Rise Time (Tf) and
Fall Time (Tf)
Start-up Time (Ts)
Duty Cycle (Symmetry)
Pin 1 OE Thresholds
V_DD - 0.4 V min. I_OH = -0.1 mA, all V_DD range
0.4 V max. I_OL = 0.1 mA, all V_DD range
100 nano. sec. max. Measured at 20%  80% of the waveform. 15 pF load.
1 sec. max. at +25°C; 3 sec. max. over -40°C to +85°C
32768 Hz, 4096 Hz and 1024 Hz: 50% ±10% max.
Measured at 50% of V_DD
128 Hz, 32 Hz, 1Hz, 1/10 Hz, 1/60 Hz: 50% ±5% max. ^{over 40°C to +85°C.}
Vih = 0.8 * V_DD.
Vil = 0.2 * V_DD
Environmental Performance and Specifications
Green Compliance
Moisture Sensitivity Level
Humidity
Hermeticity
Solderability
Vibration
Shock
Electrostatic Sensitivity
Contact pad surface finish
Solder Reflow
Weight of the Device
RoHS compliant, Pb (lead) free in accordance with EU Directive 2002/95/EC
MSL= 1. According to IPC/JEDEC J-STD-020D.1
85% RH, 85°C, 48 hours
Leak rate 2x10^-8 ATM-cm³/sec max.
MIL-STD-202F method 208E
MIL-STD-202F method 204, 35G, 50 to 2000 Hz
MIL-STD-202F method 213B, test condi. E, 1000GG ½ sine wave
2KV min. Human body model (HBM) according to IEC 61000-4-2.
0.3~1.2 um gold over 1.27~8.89 um nickel
20 sec. max. at peak temperature of 260°C. Two reflows max.
0.196 grams typical
Absolute Maximum Rating
Supply Voltage (V_DD)
Ambient temperature range
Storage temperature range
-0.5V min.; 6.5V max. Vss = 0V
-40 to +85°C
-40 to +85°C for temperature compensated units
Typical Frequency Stability over Temperature:
5
4
3
2
1
0
-1
-2
-3
-4
Temperature (°C)
-5
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80
MERCURY
Page 3 of 5
Date: June 30, 2014
Revision: 6