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Parameters Specification Remarks Frequency range F_nom 8.0MHz ~ 50.0MHz Limited frequencies available Supply voltage Vcc 1.8V, 2.4V, 2.8V, 3.0V ±5% tolerance Initial frequency tolerance F_tol ±1.0ppm max At +25°C Frequency stability vs Temperature F_stb ±0.5ppm max Table 1 vs Load F_load ±0.2ppm max. ±10% load condition change vs Voltage F_Vcc ±0.2ppm max. ±5% input voltage change vs Aging F_age ±1.0ppm max 1 year vs Reflow ±1.0ppm max. 2 times Frequency stability slope (‐20°C ~ +70°C) ±0.1ppm/°C max Every +2°C Frequency stability slope (‐30°C ~ ‐20°C) ±0.2ppm/°C max Every +2°C Frequency stability slope (+70°C ~ +85°C) ±0.2ppm/°C max Every +2°C Operating temperature range (°C) Topr ‐30°C ~ +85°C Table 1 Storage temperature (°C) Tstg ‐40°C ~ +85°C Output wave form Clipped sine wave DC coupled Output voltage level 0.8V p‐p (min.) Output Load 10KΩ//10pF ±10% tolerance Current consumption Icc 1.5mA max. 10KΩ//10pF±10% Start‐up time T_str 2.0ms max. Reach 90% amplitude at +25°C Moisture sensitive level MSL 1 ESD sensitive device Yes Please leave product at room temperature for 2 hrs or more after reflow. Table 1 Frequency stability vs Temperature Temp. (°C) Stability in ppm Pad 1 : Ground Pad 2 : NC Pad 3 : Ground Pad 4 : Output Pad 5 : NC Pad 6 : Supply voltage Advanced Crystal Technology (A wholly owned Acal BFi Company) Tel: +44 (0) 118 978 8878 Email info@actcrystals.com / www.actcrystals.com ISO9001 Registered Specifications subject to change without notification TCXO, 2.5 x 2.0mm, Clipped sine wave Dimensions(Unit:mm) From ±0.5ppm stability over ‐30°C to 85°C 0.55 Top view 1 2 3 456 0.350.50 0.65 0.6750.6500.675 0.305 0.15 1 2 3 456 Bottom view Land pattern 0.43 0.825 0.650 0.825 0.500.70 1.05 max 2.5 2.0
TCXO/VC‐TCXO part number generation TX25SA 2600 M E X B X Z L ‐PF ACT series Code Frequency (MHz) Ex. 26.00MHz =2600 8.00MHz = 0800 14.7456MHz = 1474 Temp. stability (±ppm) Supply voltage (V) Operating temp. range (°C) Output wave Electrical tuning (±ppm) Duty Cycle Tape Reel RoHS Code TCXO = TX25SA < 100MHz First 4 digit of frequency > 100MHz First 5 digit of frequency 0.5 = R 1.0 = P 1.5 = O 2.0 = N 2.5 = M 3.0 = L 1.8V = D 2.4V = J 2.8V = H 3.0V = E 0 ~ 50 = D ‐10 ~ +60 = F ‐20 ~ +70 = B ‐30 ~ +75 = W ‐30 ~ +85 = X CSW = BN o n e = XN o t specified = Z Loose = L 1000 = C 3000 = D ‐PF Note: It is important to suffix the above part number with full frequency required to give a completed part number as illustrated below. Full Example part number : TX25SA2600MEXBXZL‐PF [26MHz], TX25SA1474MEXBXZL‐PF [14.7456MHz] TX25SA Series TCXO, 2.5 x 2.0mm, Clipped sine wave Advanced Crystal Technology (A wholly owned Acal BFi Company) Tel: +44 (0) 118 978 8878 Email info@actcrystals.com / www.actcrystals.com ISO9001 Registered Specifications subject to change without notification Solder reflow profile Test circuit CL Pin 1 Pin 2 Pin 3Pin 4 CD RL Output GND GND for TCXO Vc for VCTCXO Vcc V A Supply Vcc 0.01µF Clipped sine waveform Temp.( °C) Time (sec.) 180 ± 10°C 90~120 sec. max 0.45 in 260 ± 5°C 10 sec. max 300 250 200 150 100 220 ± 10°C 30~40 sec. max ⑥④⑦⑧⑨ TCXO construction Crystal SolderIC Ceramic package Epoxy Metal lid Crystal top view Ceramic packageBlank Drawing control: (Internal use only) Commodity code: 854370 90 99 Issue number : 1 Date : 24062016 Internal reference : C1f