Oscillator · JRO32
Low Power/Low Frequency Oscillator
actual size
■
■
■
■
low power type for Real Time Clocks (RTC)
uses tuning fork crystal
RoHS compliant, ceramic/metal package
reflow soldering temperature: 260 °C max.
2002/95/EC
RoHS compliant
Pb free
RoHS
General Data
type
frequency
frequency tolerance at 25°C
frequency stability over temp.
(ref to frequ. at +25°C)
current consumption (no load)
supply voltage range V
DC
temperature
operating
storage
output
rise & fall time
load max.
current max.
low level max.
high level min.
output enable time
output disable time max.
start-up time max.
standby function
standby current max.
symmetry at 0.5 x V
DC
JRO32 for Real Time Clock
32.768 kHz
+5 ±20 ppm
-90 ppm ~ +10 ppm for -20 °C ~ +70 °C
-140 ppm ~ +10 ppm for -40 °C ~ +85 °C
2.5 µA (5.0 V), 1.5 µA (3.3 V)
1.5 V ±10% ~ 5.0 V ±10%
-10 °C ~ +70 °C / -40 °C ~ +85 °C
-55 °C ~ +125 °C
200 ns
15 pF
400 µA
0.4 V
V
DC
-0.4 V
0.15 s/typ.
150 ns
1s
tristate
1 µA
40% ~ 60% max.
0.5 s/max.
Enable / Disable Function
pin #1 (e/d control)
open
high ”1” (V
IH
≥
0.8 V
DC
)
low ”0” (V
IL
≤
0.2 V
DC
)
disabled conditions:
• internal oscillator active
• output disabled, high impedance
pin #3 (output)
undefined
active
high impedance
enable condition:
• pull the e/d pin to „H“ if the oscillator
should always be enabled
Current Consumption
V
DC
5.0 V
3.3 V
2.8 V
2.5 V
1.8 V
1.5 V
at 15 pF
7.0 µA
5.5 µA
5.0 µA
4.5 µA
3.5 µA
3.0 µA
Marking
frequency / date code
date code:
A ~ M: Jan.- Dec.
0: 2010
3: 2013
1: 2011
4: 2014
2: 2012
5: 2015
Jan.
A
July
G
Febr.
B
Aug.
H
Mar.
C
Sept.
J
Apr.
D
Oct.
K
May
E
Nov.
L
June
F
Dec.
M
Dimensions
0.75
±0.1
3.2
±0.15
1.0 max.
#4
#3
2.5
±0.15
1.2
±0.1
#3
#4
1.3
±0.1
#1
#2
#2
1.0
±0.1
#1
1.0
±0.1
pin connection
# 1: e/d
# 2: ground
# 3: output
# 4: V
DC
in mm
0.8
±0.1
top view
side view
bottom view
1.0
±0.1
pad layout
Order Information
O
Oscillator
frequency
type
frequency stability
code
TF = tuning fork
characteristics
supply voltage
code
V = variable supply voltage
output load
code
1 = 15 pF
0.032768 MHz
JRO32
blank = -20 °C ~ +70 °C
T1 = -40 °C ~ +85 °C
Example: O 0.032768-JRO32-TF-V-1-T1-LF
(LF = RoHS compliant / Pb free pads)
Jauch Quartz GmbH
•
e-mail: info@jauch.de
full data can be found under: www.jauch.de / www.jauch.co.uk / www.jauch.fr / www.jauchusa.com
All specifications are subject to change without notice
040211-18
1.1
±0.1
option
JAUCH [ JAUCH QUARTZ GMBH ]
