HC-49/4HSMX Crystals

: 78 Products Found
Filter Layout:
Filter Applied
Product Range
= HC-49/4HSMX
1 Filter(s) Selected
78 Products Found Please click the 'Apply Filters' button to update results
Min/Max Availability

When the Remember checkbox is selected we will save your latest filter preferences for future searches

Compliance
Min/Max Frequency Nom
Min/Max Crystal Case
Min/Max Frequency Stability + / -
Min/Max Load Capacitance
Min/Max Frequency Tolerance + / -
Min/Max Product Range
Min/Max Operating Temperature Min
Min/Max Operating Temperature Max
Packaging

Contract pricing display is unavailable at the moment. Prices shown are standard retail prices, orders placed will have contract pricing applied when processed.

Find a huge range of HC-49/4HSMX Crystals at element14. We stock a wide range of Crystals, such as TUK SGACK902S Keystone Coupler , Multicomp Pro RJ45 Adapter , ABM8 , RH100 Series Crystals from the worlds top manufacturers: IQD FREQUENCY PRODUCTS & more.
Filter Applied
Product Range
= HC-49/4HSMX
 
Compare Selected Compare (0)
  Manufacturer Part No Order Code Description / Manufacturer
Availability Price For
Price
Quantity
Frequency Nom Crystal Case Frequency Stability + / - Load Capacitance Frequency Tolerance + / - Product Range Operating Temperature Min Operating Temperature Max
 
 
Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending
LFXTAL016788
LFXTAL016788 - Crystal, 6 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

9713310

Crystal, 6 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713310
9713310RL in Re-reel

1+ RM2.09 50+ RM1.58 100+ RM1.41 250+ RM1.38 500+ RM1.34

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
6MHz SMD, 11.4mm x 4.9mm - 30pF - HC-49/4HSMX -10°C 60°C
LFXTAL016788
LFXTAL016788 - Crystal, 6 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

9713310RL

Crystal, 6 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:9713310RL
9713310 in Cut Tape

100+ RM1.41 250+ RM1.38 500+ RM1.34

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
6MHz SMD, 11.4mm x 4.9mm - 30pF - HC-49/4HSMX -10°C 60°C
XTAL003071- HC49/4HSMX
XTAL003071- HC49/4HSMX - Crystal, 4 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

1703598

Crystal, 4 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each

1+ RM0.799

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
4MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL034099
LFXTAL034099 - Crystal, 30 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 18 pF, 30 ppm, HC-49/4HSMX

1276686

Crystal, 30 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 18 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each

1+ RM3.25 5+ RM2.98 10+ RM2.70 20+ RM2.53 40+ RM2.35 100+ RM2.17 500+ RM2.05 1000+ RM1.73 More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
30MHz SMD, 11.4mm x 4.9mm 50ppm 18pF 30ppm HC-49/4HSMX -20°C 70°C
LFXTAL003071
LFXTAL003071 - Crystal, 4 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713786

Crystal, 4 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713786
9713786RL in Re-reel

1+ RM3.00 50+ RM2.27 100+ RM2.01 250+ RM1.97 500+ RM1.92

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
4MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL003237
LFXTAL003237 - Crystal, 16 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713808

Crystal, 16 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713808
9713808RL in Re-reel

1+ RM2.91 50+ RM2.45 100+ RM1.89 250+ RM1.85 500+ RM1.81

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
16MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL003181
LFXTAL003181 - Crystal, 20 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713352

Crystal, 20 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each

1+ RM3.02 5+ RM2.65 10+ RM2.28 20+ RM2.22 40+ RM2.15 100+ RM2.08 500+ RM1.93 1000+ RM1.62 More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
20MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL003210
LFXTAL003210 - Crystal, 12 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713344

Crystal, 12 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713344
9713344RL in Re-reel

1+ RM2.37 50+ RM2.12 100+ RM1.92 250+ RM1.87 500+ RM1.82

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
12MHz - 50ppm - 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL003058
LFXTAL003058 - Crystal, 3.579545 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713816

Crystal, 3.579545 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713816
9713816RL in Re-reel

1+ RM2.60 50+ RM1.95 100+ RM1.73 250+ RM1.69 500+ RM1.64

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
3.579545MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL053491
LFXTAL053491 - Crystal, 28.63636 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

2449490

Crystal, 28.63636 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:2449490
2449490RL in Re-reel

1+ RM2.85 50+ RM2.39 100+ RM1.92 250+ RM1.87 500+ RM1.82 1000+ RM1.47 5000+ RM1.34 10000+ RM1.32 More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
28.63636MHz SMD, 11.4mm x 4.9mm 30ppm 18pF 30ppm HC-49/4HSMX -20°C 70°C
LFXTAL053491
LFXTAL053491 - Crystal, 28.63636 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

2449490RL

Crystal, 28.63636 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:2449490RL
2449490 in Cut Tape

100+ RM1.92 250+ RM1.87 500+ RM1.82 1000+ RM1.47 5000+ RM1.34 10000+ RM1.32 More Pricing...

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
28.63636MHz SMD, 11.4mm x 4.9mm 30ppm 18pF 30ppm HC-49/4HSMX -20°C 70°C
LFXTAL003519
LFXTAL003519 - Crystal, 11.0592 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713336

Crystal, 11.0592 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713336
9713336RL in Re-reel

1+ RM2.37 50+ RM2.12 100+ RM1.92 250+ RM1.87 500+ RM1.82

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
11.0592MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL003260
LFXTAL003260 - Crystal, 3.6864 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713824

Crystal, 3.6864 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713824
9713824RL in Re-reel

1+ RM2.60 50+ RM2.17 100+ RM1.73 250+ RM1.69 500+ RM1.64

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
3.6864MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL010595
LFXTAL010595 - Crystal, 25 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

1652570

Crystal, 25 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each

1+ RM2.37 50+ RM2.12 100+ RM1.92 250+ RM1.87 500+ RM1.82 1000+ RM1.63 5000+ RM1.52 10000+ RM1.41 More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
25MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL018153
LFXTAL018153 - Crystal, 4.9152 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713301

Crystal, 4.9152 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:9713301
9713301RL in Re-reel

1+ RM2.21 50+ RM1.98 100+ RM1.79 250+ RM1.75 500+ RM1.70

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
4.9152MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL003210
LFXTAL003210 - Crystal, 12 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713344RL

Crystal, 12 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:9713344RL
9713344 in Cut Tape

100+ RM1.92 250+ RM1.87 500+ RM1.82

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
12MHz - 50ppm - 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL010043
LFXTAL010043 - Crystal, 12 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

2675756

Crystal, 12 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Full Reel)

Full Reel

1000+ RM1.32 5000+ RM1.30 10000+ RM1.30

Restricted Item

Minimum order of 1000 items Multiples of 1000 only Please enter a valid quantity

Add
Min: 1000 Mult: 1000
12MHz SMD, 11.4mm x 4.9mm - 30pF - HC-49/4HSMX -10°C 60°C
LFXTAL020131
LFXTAL020131 - Crystal, 20 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 18 pF, 30 ppm, HC-49/4HSMX

2449413RL

Crystal, 20 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 18 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:2449413RL
2449413 in Cut Tape

100+ RM1.41 250+ RM1.38 500+ RM1.34 1000+ RM1.20 5000+ RM1.12 10000+ RM1.04 More Pricing...

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
20MHz SMD, 11.4mm x 4.9mm 50ppm 18pF 30ppm HC-49/4HSMX -20°C 70°C
LFXTAL033830
LFXTAL033830 - Crystal, 13.56 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

2449470RL

Crystal, 13.56 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:2449470RL
2449470 in Cut Tape

100+ RM1.92 250+ RM1.87 500+ RM1.82 1000+ RM1.54 5000+ RM1.39 10000+ RM1.34 More Pricing...

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
13.56MHz SMD, 11.4mm x 4.9mm 30ppm 18pF 30ppm HC-49/4HSMX -20°C 70°C
LFXTAL018153
LFXTAL018153 - Crystal, 4.9152 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

9713301RL

Crystal, 4.9152 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:9713301RL
9713301 in Cut Tape

100+ RM1.79 250+ RM1.75 500+ RM1.70

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
4.9152MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL026900
LFXTAL026900 - Crystal, 6 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 20 ppm, HC-49/4HSMX

2449403RL

Crystal, 6 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 16 pF, 20 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:2449403RL
2449403 in Cut Tape

100+ RM2.56 250+ RM2.49 500+ RM2.42

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
6MHz SMD, 11.4mm x 4.9mm 50ppm 16pF 20ppm HC-49/4HSMX -10°C 60°C
LFXTAL035599
LFXTAL035599 - Crystal, 16 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

2449475RL

Crystal, 16 MHz, SMD, 11.4mm x 4.9mm, 30 ppm, 18 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:2449475RL
2449475 in Cut Tape

100+ RM1.92 250+ RM1.87 500+ RM1.82 1000+ RM1.46 5000+ RM1.33 10000+ RM1.32 More Pricing...

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
16MHz SMD, 11.4mm x 4.9mm 30ppm 18pF 30ppm HC-49/4HSMX -20°C 70°C
LFXTAL028392
LFXTAL028392 - Crystal, 4.9152 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 18 pF, 30 ppm, HC-49/4HSMX

2449419

Crystal, 4.9152 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 18 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:2449419
2449419RL in Re-reel

1+ RM2.05 50+ RM1.55 100+ RM1.37 250+ RM1.34 500+ RM1.31 1000+ RM1.29 5000+ RM1.26 10000+ RM1.24 More Pricing...

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
4.9152MHz SMD, 11.4mm x 4.9mm 50ppm 18pF 30ppm HC-49/4HSMX -20°C 70°C
LFXTAL017146
LFXTAL017146 - Crystal, 20 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

2449430RL

Crystal, 20 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Re-reel
Packaging Options
Suggested replacement for:2449430RL
2449430 in Cut Tape

100+ RM1.41 250+ RM1.38 500+ RM1.34 1000+ RM1.20 5000+ RM1.12 10000+ RM1.04 More Pricing...

Restricted Item

Minimum order of 100 items Multiples of 1 only Please enter a valid quantity

Add
Min: 100 Mult: 1
20MHz SMD, 11.4mm x 4.9mm 50ppm 30pF 30ppm HC-49/4HSMX -10°C 60°C
LFXTAL012313
LFXTAL012313 - Crystal, 14.7456 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

2449399

Crystal, 14.7456 MHz, SMD, 11.4mm x 4.9mm, 50 ppm, 30 pF, 30 ppm, HC-49/4HSMX

IQD FREQUENCY PRODUCTS

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

Cut Tape
Packaging Options
Suggested replacement for:2449399
2449399RL in Re-reel

1+ RM1.99 50+ RM1.50 100+ RM1.33 250+ RM1.30 500+ RM1.26

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
14.7456MHz SMD, 11.4mm x 4.9mm 50ppm 30pF 30ppm HC-49/4HSMX -10°C 60°C