Actual size
Crystal oscillator
Specifications (characteristics)
►Differential LV-PECL Output
Item
Symbol
EG-2121CA
EG-2102CA
Differential LV-PECL
Output frequency range
fo
53.125 MHz to 500 MHz
100 MHz to 700 MHz
Supply voltage
VCC
2.5 V 0.125 V
3.3 V 0.3 V
Storage temperature
T_stg
-40 C to +100 C
Operating temperature *1
T_use
P:0 C to +70 C ,R:-5 C to +85 C ,S:-20 C to +70 C
Frequency tolerance *1
f_tol
G: 50 10-6 ,H: 100 10-6
Current consumption
ICC
80 mA Max.
100 mA Max.
Disable current
I_dis
20 mA Max.
32 mA Max
Symmetry
SYM
P:40 % to 60 %
(fo > 350 MHz)
P:45 % to 55 %
P:45 % to 55 %
(fo 350 MHz)
D:48 % to 52 %
(fo 175 MHz)
D:48 % to 52 %
(fo 350 MHz)
Output voltage
VOH
1.55 V Typ.
2.35 V Typ.
VCC-1.025 V to VCC-0.88 V
VOL
0.8 V Typ.
1.6 V Typ.
VCC-1.81 V to VCC-1.62 V
Output load condition (ECL)
L_ECL
50
Input voltage
VIH
70 % VCC Min.
VIL
30 % VCC Max.
Rise time / Fall time
tr / tf
400 ps Max.
Start-up time
t_str
10 ms Max.
Phase Jitter
tPJ
0.8 ps Max.
fo 100 MHz
Offset frequency: 12 kHz to
20 MHz
0.5 ps Max.
100 MHz fo 200 MHz
0.3 ps Max.
200 MHz fo
Frequency aging *2
f_aging
10 10-6 / year Max.
*1 As per below table 1.
*2 Except: ***A
►LVDS Output
Item
Symbol
EG-2121CA
EG-2102CA
LVDS
Output frequency range
fo
53.125 MHz to 700 MHz
Supply voltage
VCC
2.5 V 0.125 V
3.3 V 0.3 V
Storage temperature
T_stg
-40 C to +100 C
Operating temperature *1
T_use
P:0 C to +70 C ,R:-5 C to +85 C ,S:-20 C to +70 C
Frequency tolerance *1
f_tol
G: 50 10-6 ,H: 100 10-6
Current consumption
ICC
30 mA Max
45 mA Max.
Disable current
I_dis
20 mA Max
30 mA Max.
Symmetry
SYM
L:40 % to 60 %
(fo > 350 MHz)
L:40 % to 60 %
(fo > 350 MHz)
L:45 % to 55 %
(fo 350 MHz)
L:45 % to 55 %
(fo 350 MHz)
V:48 % to 52 %
(fo 175 MHz)
V:48 % to 52 %
(fo 175 MHz)
Output voltage
VOD
350 mV Typ. 247 mV to 454 mV
VOD1, VOD2
DC characteristics
dVOD
50 mV Max.
dVOD = VOD1-VOD2
VOS
1.25 V Typ. 1.125 V to 1.375 V
VOS1, VOS2
dVOS
150 mV Max.
dVOS = VOS1-VOS2
Output load condition (LVDS)
L_LVDS
100
OUT
Input voltage
VIH
70 % VCC Min.
VIL
30 % VCC Max.
Rise time / Fall time
tr / tf
400 ps Max.
Start-up time
t_str
10 ms Max.
Phase Jitter
tPJ
0.8 ps Max.
fo 100 MHz
Offset frequency: 12 kHz to
20 MHz
0.5 ps Max.
100 MHz fo 200 MHz
0.3 ps Max.
200 MHz fo
Frequency aging *2
f_aging
10 10-6 / year Max.
*1 As per below table 1.
*2 Except: ***A
EG-2102CA
EG-2121CA
CRYSTAL OSCILLATOR
LOW-JITTER SAW OSCILLATOR
EG - 2121 / 2102CA
Frequency range : 53.125 MHz to 700 MHz
Supply voltage : 2.5 V  EG-2121CA
: 3.3 V  EG-2102CA
Output : Differential LV-PECL or LVDS or HCSL
Function : Output enable (OE)
External dimensions : 7.0 × 5.0 × 1.2 mm
Very low jitter and low phase noise by SAW unit.
Product Number (please contact us)
EG-2121CA: Q3805CAx0xxxx00
: X1M000101xxxx00
EG-2102CA: Q3806CA00xxxx00
: X1M000091xxxx00
Crystal oscillator
►HCSL Output
Item
Symbol
EG-2121CA
EG-2102CA
Conditions / Remarks
HCSL
Output frequency range
fo
100 MHz to 350 MHz
Please contact us for inquiries regarding available frequencies.
Supply voltage
VCC
2.5 V 0.125 V
3.3 V 0.3 V
Storage temperature
T_stg
-40 C to +125 C
Store as bare product.
Operating temperature
T_use
P:0 C to +70 C ,R:-5 C to +85 C ,S:-20 C to +70 C
Frequency tolerance *1
f_tol
G: 50 10-6 ,H: 100 10-6
Current consumption
ICC
80 mA Max.
85 mA Max.
OE=VCC,L_HCSL=50
Disable current
I_dis
20 mA Max.
35 mA Max
OE=GND
Symmetry
SYM
45 % to 55 %
at outputs crossing point
Output Voltage
VOH
0.75 V Typ.
DC characteristics
VOL
-0.3 V Typ.
Output load condition (HCSL)
L_HCSL
50
Terminated to GND
Input voltage
VIH
70 % VCC Min.
OE terminal
VIL
30 % VCC Max.
Rise time / Fall time
tr / tf
500 ps Max.
Between 0.175 V and 0.525 V of output
Start-up time
t_str
10 ms Max.
Time at minimum supply voltage to be 0 s
Phase Jitter
tPJ
0.8 ps Max.
fo 100 MHz
Offset frequency: 12 kHz to
20 MHz
0.5 ps Max.
100 MHz fo 200 MHz
0.3 ps Max.
200 MHz fo
Frequency aging *2
f_aging
10 10-6 / year Max.
+25 C, First year, VCC=2.5 V,3.3 V
*1 As per below table 1.
*2 Except: ***A
Table 1 Frequency tolerance and aging
Output and Symmetry
P: Differential LV-PECL
D: Differential LV-PECL
L: LVDS
V: LVDS
H: HCSL
Frequency range
All range
EG-2121CA: fo 175 MHz
All range
fo 175 MHz
All range
EG-2102CA: fo 350 MHz
Aging
A *3
N *4
A *3
N *4
A *3
N *4
A *3
N *4
A *3
N *4
Frequency
tolerance and
operating
temperature
HP: 100 10-6
(0C to +70C)
PHPA
PHPN
DHPA
DHPN
LHPA
LHPN
VHPA
VHPN
HHPA
HHPN
HR: 100 10-6
(-5C to +85C)
PHRA *5
PHRN *5
DHRA *5
DHRN *5
LHRA
*5
LHRN
*5
VHRA
*5
VHRN
*5
HHRA
HHRN
GP: 50 10-6
(0C to +70C)
PGPA *5
PGPN *5
DGPA *5
DGPN *5
LGPA
*5
LGPN
*5
VGPA
*5
VGPN
*5
HGPA
HGPN
GR: 50 10-6
(-5C to +85C)
-
PGRN *5
-
DGRN *5
-
LGRN
*5
-
VGRN
*5
-
HGRN
HS: 100 10-6
(-20C to +70C)
PHSA *5
PHSN *5
DHSA *5
DHSN *5
LHSA
*5
LHSN
*5
VHSA
*5
VHSN
*5
HHSA
HHSN
GS: 50 10-6
(-20C to +70C)
-
PGSN *5
-
DGSN *5
-
LGSN
*5
-
VGSN
*5
-
HGSN
*3 This includes initial frequency tolerance, temperature variation, supply voltage variation, reflow drift, and aging(+25 C,10 years).
*4 This includes initial frequency tolerance, temperature variation, supply voltage variation, and reflow drift(except aging).
*5 53.125 MHz fo < 100 MHz : Unavailable.
Table 2 Jitter
Item
Symbol
Specifications
Remarks
Jitter *
tDJ
0.2 ps Typ.
Deterministic Jitter
tRJ
3 ps Typ.
Random Jitter
tRMS
3 ps Typ.
(RMS of total distribution)
tp-p
25 ps Typ.
Peak to Peak
tacc
4 ps Typ.
Accumulated Jitter() n=2 to 50000 cycles
* Based on DTS-2075 Digital timing system made from WAVECREST with jitter analysis software VISI6. : Differential LV-PECL, LVDS output
* Based on SIA-3100C signal integrity analyzer made from WAVECREST. : HCSL output
External dimensions
(Unit:mm)
Footprint (Recommended)
(Unit:mm)
Pin map
Pin
Connection
1
OE
2
N.C.
3
GND
4
OUT
5
OUT
6
VCC
#3 is connected to the cover.
5.08
1.2±0.2
5.08
#4
#3
#2
#1
1.4
2.6
1.1
#5
#6
2.54
5.0±0.2
7.0±0.2
#1
#2
#4
#6
E EG-2121
GPA 282A
250.000H
#3
#5
OE pin = HIGH : Specified frequency output.
OE pin = LOW : Output is high impedance
5.08
1.6
1.5
3.9
2.54
To maintain stable operation, provide a 0.01uF to
0.1uF by-pass capacitor at a location as near as
possible to the power source terminal of the
crystal product (between Vcc - GND).