ME83 Datasheet, PDF (4/5 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
Peak Current during Temperature Measurement Period
Example shown below: 18ME833 series. (V_DD =1.8V, temperature measurement period= 30 sec.)
30 seconds
Block Diagram
Power-On Reset
Temperature sensor /
OE
V_DD
Oscillator
Compensation circuit
Vss
Frequency Divider
Fout
EPROM
Package Dimensions and Suggested Land Pattern:5x7 mm Package unit: mm
7.00±0.15
6
5
4
MEC
1
2
3
1.8
1.40
5
6
4
Bottom view
3
2
1
5.08 typical
Pin 1 Output Enable
Pin 2 Do not connect
Pin 3 Ground
Pin 4 Frequency out
Pin 5 Do not connect
Pin 6 Supply Voltage
Land Pattern
5.08
`
Pin 1 Connection
No connection or V_DD
Ground
Output
Frequency output
High impedance
MERCURY
Page 4 of 5
Date: June 30, 2014
Revision: 6