# CT2016DB Crystal Units with Thermistor

## Features

· Crystal Unit with Thermistor
· Height 0.65 mm available
· Reference frequency for telecommunication systems
· Reflow compatible
· Ceramic package for high reliability

## Applications

· Mobile Communications
· GPS

## How to Order

CT2016DB - □□□□□□

Parameter	Option
① Series
② Frequency
③ Load Capacitance	B0 - 6pF, C0 - 7pF (std)
④ Frequency Tolerance	F - ±10x10^-6 (std), G - ±15x10^-6
⑤ Operating Temp. Range	PF - −40 to +85°C, RH - −40 to +105°C
⑥ Frequency Temp. Stability	±10x10^-6 (at −25 to +85°C), ±12x10^-6 (at −30 to +85°C)
⑦ Individual Specification

## Specifications

Item	Specification	Units	Remarks
Frequency Range (f_nom)	19200 to 60000	kHz
Load Capacitance (CL)	7	pF
Frequency Tolerance (f_tol)	±10	×10^-6	25°C±3°C
Motional Series Resistance (R1)	See Table 1	ohm
Drive Level (DL)	10 μW (max. 100 μW)	μW
Operating Temp. Range (T_use)	−30 to +85	°C
Storage Temp. Range (T_stg)	−40 to +105	°C
Frequency Temp. Characteristics (f_tem)	±12	×10^-6	Deviation at 32°C
Thermistor Resistance	See Table 2	ohm	25°C
Thermistor B-Constant	See Table 3	K	25°C to 50°C

## Tables

Table 1: Motional Series Resistance

Frequency Range	Resistance
19200 to 25999 kHz	80 Ω max
26000 to 29999 kHz	60 Ω max
30000 to 60000 kHz	50 Ω max

Table 2: Thermistor Resistance

Resistance	Specification
100 kΩ	±1%

Table 3: Thermistor B-Constant

B-Constant	Specification
4250 K	±1%

## Dimensions & Land Pattern

· Overall Dimensions: 2.0 x 1.6 mm
· Height: 0.65 mm (max.)
· Recommended Land Pattern: 2.0 x 1.6 mm