Model CHT50
HIGH TEMPERATURE HCMOS CLOCK
Features
Ceramic Surface Mount Package
Extended-Industrial Temperature Ranges
Fundamental and 3rd Overtone Crystal Designs
Frequency Range 1.25 – 156.25MHz
+1.8V, +2.5V, +3.3V Operation; +5.0V Limited Availability
Output Enable Standard
Tape and Reel Packaging, EIA-418
Applications
Industrial IoT [IIoT]
M2M Communication
Industrial Controls
Energy Industry
Part Dimensions:
5.0 × 3.2 × 1.3mm • 60.7734mg
Standard Frequencies
* See Page 6 for common frequencies.
Check with factory for availability of frequencies not listed
and for +5.0V operation.
Commercial Military & Aerospace
Test and Measurement
Description
CTS Model CHT50 is a low cost, small size, Clock Oscillator [XO] that operates over extended-industrial
temperature ranges. CHT50 has an HCMOS/TTL compatible output, offers excellent stability and low jitter/phase
noise performance.
Ordering Information
Output
Type
C
Model
CHT
50
Code Package Size
5.0x3.2mm
50
Frequency
Stability
2
Frequency Code
[MHz]
XXX or XXXX
Code
Frequency
Output
HCMOS
Supply
Voltage
3
Temp. Range
Code
P
-55°C to +105°C 1
M -55°C to +125°C 1
Product Frequency Code 1
Code
C
Temperature
Range
P
Code
2
7
Stability
±100ppm
±150ppm
Packaging
T
Packing
Code
1k pcs./reel
T
Code
M
N
L
S
Voltage
+1.8Vdc
+2.5Vdc
+3.3Vdc
+5.0Vdc
Notes:
1] Stability codes 2 and 7. Contact factory for availability.
Not all performance combinations and frequencies may be available.
Contact your local CTS Representative or CTS Customer Service for availability.
This product is specified for use only in standard commercial applications. Supplier disclaims all express and implied warranties and liability in connection with any use of this
product in any non-commercial applications or in any application that may expose the product to conditions that are outside of the tolerances provided in its specification.
DOC# 008-0574-0 Rev. B
Page 1 of 6
©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
Model CHT50
HIGH TEMPERATURE HCMOS CLOCK
Electrical Specifications
Operating Conditions
P ARAMETER
Maximum Supply Voltage
Supply Voltage
SYMBO L
CO NDITIO NS
MIN
TYP
MAX
UNIT
VCC
VCC +1.8V to +3.3V
-0.5
-
4.0
V
1.710
1.8
1.890
2.375
2.5
2.665
3.135
3.3
3.465
4.750
5.0
5.250
@ +1.8V
-
15
25
@ +2.5V
-
20
30
@ +3.3V
-
35
40
@ +5.0V
-
35
55
-
-
-
VCC
±5%
V
Typical @ Nominal Vcc, CL = 15 pF, TA = +25°C
Supply Current
O utput Load
O perating Temperature
Storage Temperature
ICC
CL
-55
15
+105
+25
mA
pF
TA
-
TSTG
-
-55
-
+125
°C
SYMBO L
CO NDITIO NS
MIN
TYP
MAX
UNIT
fO
Temperature Range -55°C to +105°C
1.25 - 156.25
Temperature Range -55°C to +125°C
40 - 135
Δf/fO
-
25, 30, 50, 100 or 150
Δf/f25
First Year @ +25°C, nominal VCC
-55
+125
°C
Frequency Stability
P ARAMETER
Frequenc y Range
Frequenc y Stability
[Note 1]
Aging
-5
MHz
±ppm
-
5
ppm
TYP
MAX
UNIT
1.] Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and 1st year aging.
Output Parameters
P ARAMETER
SYMBO L
CO NDITIO NS
O utput Type
-
-
VOH
Logic '1' Level, CMOS Load
0.9VCC
-
-
VOL
Logic '0' Level, CMOS Load
-
-
0.1VCC
IOH
VOH = 90%VCC [1.8V, 2.5V, 3.3V, 5.0V]
-
-
-4, -4, -8, -16
IOL
VOL = 10%VCC [1.8V, 2.5V, 3.3V, 5.0V]
-
-
+4, +4, +8, +16
SYM
@ 50% Level
45
-
55
@ +1.8V
-
4
5
@ +2.5V
-
4
5
@ +3.3V
-
7
10
@ +5.0V
-
7
10
Application of VCC
-
2
5
O utput Voltage Levels
O utput Current Levels
O utput Duty Cyc le
MIN
HCMOS
V
mA
%
@ 10%/90% Levels, Nominal VCC, CL = 15pF
Rise and Fall Time
[Note 2]
Start Up Time
TR, TF
TS
ns
ms
2.] Parameters are worst case and account for comprehensive range of product specification. Performance may vary by application and must be validated by end user.
DOC# 008-0574-0 Rev. B
Page 2 of 6
©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
Model CHT50
HIGH TEMPERATURE HCMOS CLOCK
Electrical Specifications
Output Parameters
P ARAMETER
SYMBO L
Enable Func tion
CO NDITIO NS
MIN
TYP
MAX
UNIT
Standby
Enable Input Voltage
VIH
Pin 1 Logic '1', Output Enabled
0.7VCC
-
-
V
Disable Input Voltage
VIL
Pin 1 Logic '0', Output Standby
-
-
0.3VCC
V
Enable Current
ISTB
Pin 1 Logic '0', Output Standby
-
-
10
µA
Enable Time
TPLZ
Pin 1 Logic '1'
-
-
5
ms
tjrms
Bandwidth 12 kHz - 20 MHz
-
0.5
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