Dual 4-bit Decade Counters

Description This circuit contains eight master-slave flip-flops and additional gating to implement two individual 4-bit decade counters. Each decade counter has individual clock, clear and set-to-9 inputs. BCD count sequences of any length up to divide-by-100 may be implemented with a single HD74

STANDARD CRYSTAL

Features ➠ Industry standard HC49 case ➠ Fundamental mode available up to 40.0MHz ➠ Comprehensive stock of standard frequencies ➠ Low cost for volume applications ➠ Express manufacturing service ➠ Custom frequencies easily produced ➠ Tight specifications available ➠ Wide frequency range av

Standard Crystal

ECM Standard Crystal HC49/U Case ◾ In Depth Stock ◾ Standard Frequencies ◾ Fast Delivery ◾ Competitive Prices For Volume Users ◾ Custom Options Available

THROUGH-HOLE CRYSTALS

DESCRIPTION HC49 crystals are a long-established industry-standard part. Basic specification HC49 crystals provide the lowest cost crystal available but these crystals can also be manufactured to very close tolerances and low ESR values. Holder variants are HC49/T (truncated), providing a lower h

Crystal Specification

Description ■ Resistance welded, hermetically sealed metal package sealed in an inert atmosphere with glass to metal seals securing the lead wires and suitable for automotive applications. Qualified to AEC-Q200 and with TS16949 release. Holders suffixed ‘-3L’ have a centre third wire which g

Quartz Crystal Specification

Description ■ Industry standard leaded package Resistance welded, hermetically sealed in an inert atmosphere, glass to metal seals on leads Variants available include but are not limited to - 3L = a centre mounted third leg grounds the can Low profile versions available please contact our sales

Standard Crystal

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Quartz Crystal

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Quartz Crystal

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Quartz Crystal Specification

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Standard Crystal

STANDARD CRYSTAL

Features ➠ Industry standard HC49 case ➠ Fundamental mode available up to 40.0MHz ➠ Comprehensive stock of standard frequencies ➠ Low cost for volume applications ➠ Express manufacturing service ➠ Custom frequencies easily produced ➠ Tight specifications available ➠ Wide frequency range av

STANDARD CRYSTAL

Features ➠ Industry standard HC49 case ➠ Fundamental mode available up to 40.0MHz ➠ Comprehensive stock of standard frequencies ➠ Low cost for volume applications ➠ Express manufacturing service ➠ Custom frequencies easily produced ➠ Tight specifications available ➠ Wide frequency range av

ECM Standard Low Profile Crystal

[ECM] Standard Low Profile Crystal ▪ In Depth Stock ▪ Standard Frequencies ▪ Fast Delivery ▪ Competitive Prices For Volume Users ▪ Custom Options Available

Standard Low Profile Crystal

ECM Standard Low Profile Crystal ■ In Depth Stock ■ Standard Frequencies ■ Fast Delivery ■ Competitive Prices For Volume Users ■ Custom Options Available

HC49/4H Crystals

[CMAC] Delivery Options ■ Common frequencies maybe available from stock ■ Lower height holders available please contact sales office Holder Style ■ HC49/4H crystals are resistance welded, hermetically sealed in an inert atmosphere with glass to metal seals securing the lead wires ■ H

SURFACE MOUNT QUARTZ CRYSTALS

SURFACE MOUNT QUARTZ CRYSTALS Delivery Options ■ Please contact our sales office for current leadtimes

HC49/4H Crystals

[CMAC] Delivery Options ■ Common frequencies maybe available from stock ■ Lower height holders available please contact sales office Holder Style ■ HC49/4H crystals are resistance welded, hermetically sealed in an inert atmosphere with glass to metal seals securing the lead wires ■ H

ECM Standard Low Profile Crystal

[ECM] Standard Low Profile Crystal ▪ In Depth Stock ▪ Standard Frequencies ▪ Fast Delivery ▪ Competitive Prices For Volume Users ▪ Custom Options Available

Standard Low Profile Crystal

ECM Standard Low Profile Crystal ■ In Depth Stock ■ Standard Frequencies ■ Fast Delivery ■ Competitive Prices For Volume Users ■ Custom Options Available

STANDARD HC49/S THROUGH HOLE CRYSTAL (11.5 x 4.7 x 3.5mm)

FEATURES: • WIDE FREQUENCY RANGE • LOW COST / AT CUT • LOW PROFILE

Standard Crystal

ECM Standard Crystal HC49/U Case ◾ In Depth Stock ◾ Standard Frequencies ◾ Fast Delivery ◾ Competitive Prices For Volume Users ◾ Custom Options Available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking

Low Profile Leaded Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking ► Centre ground lead available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking ► Centre ground lead available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking ► Centre ground lead available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking

ECM Standard Low Profile Crystal

[ECM] Standard Low Profile Crystal ▪ In Depth Stock ▪ Standard Frequencies ▪ Fast Delivery ▪ Competitive Prices For Volume Users ▪ Custom Options Available

Standard Surface Mount Crystal

Standard Surface Mount Crystal ▪ Low Profile ▪ Fast Delivery ▪ Tape & Reel or Bulk Packaging ▪ Highly Competitive Prices for Volume Users ▪ 3.2000MHz to 75.00MHz ▪ Fast Delivery ▪ Custom Options Available

Standard Low Profile Crystal

ECM Standard Low Profile Crystal ■ In Depth Stock ■ Standard Frequencies ■ Fast Delivery ■ Competitive Prices For Volume Users ■ Custom Options Available

Standard Surface Mount Crystal

Standard Surface Mount Crystal ▪ Low Profile ▪ Fast Delivery ▪ Tape & Reel or Bulk Packaging ▪ Highly Competitive Prices for Volume Users ▪ 3.2000MHz to 75.00MHz ▪ Fast Delivery ▪ Custom Options Available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking ► Centre ground lead available

HC49/4H Crystals

[CMAC] Delivery Options ■ Common frequencies maybe available from stock ■ Lower height holders available please contact sales office Holder Style ■ HC49/4H crystals are resistance welded, hermetically sealed in an inert atmosphere with glass to metal seals securing the lead wires ■ H

SURFACE MOUNT QUARTZ CRYSTALS

SURFACE MOUNT QUARTZ CRYSTALS Delivery Options ■ Please contact our sales office for current leadtimes

Low-cost, industry-standard crystal unit

DESCRIPTION HC49-4H crystals share the same base outline as the industry standard HC49 crystal. The crystal uses at AT-cut strip crystal with an hermetically sealed can. HC49-4H crystals provide a low cost source of system clock frequency. • Low-cost, industry-standard crystal unit • AT

Quartz Crystal Specification

Description ■ Industry standard leaded package Resistance welded, hermetically sealed in an inert atmosphere, glass to metal seals on leads Variants available include but are not limited to - 3L = a centre mounted third leg grounds the can Low profile versions available please contact our sales

Industry Standard Footprint Leaded Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking ► Centre ground lead available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking ► Centre ground lead available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking

Crystal Specification

Description ■ Resistance welded, hermetically sealed metal package sealed in an inert atmosphere with glass to metal seals securing the lead wires and suitable for automotive applications. Qualified to AEC-Q200 and with TS16949 release. Holders suffixed ‘-3L’ have a centre third wire which g

Low-cost, industry-standard crystal unit

DESCRIPTION HC49-4H crystals share the same base outline as the industry standard HC49 crystal. The crystal uses at AT-cut strip crystal with an hermetically sealed can. HC49-4H crystals provide a low cost source of system clock frequency. • Low-cost, industry-standard crystal unit • AT

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking ► Centre ground lead available

Low Profile Crystal

Features ► Industry standard HC49 footprint ► Fundamental mode available up to 50.0MHz ► Comprehensive stock of standard frequencies ► Low profile for close board stacking

Quartz Crystal Specification

Description ■ Industry standard low cost SMD version of the HC49/4H crystal Resistance welded, hermetically sealed in an inert atmosphere, glass to metal seals on leads Lead wires are mounted onto a plastic former to create a gull wing mount Low profile versions available please contac

Crystal Specification

Description ■ Resistance welded, hermetically sealed metal package sealed in an inert atmosphere with glass to metal seals securing the lead wires. The lead wires are formed into a gull wing and mounted on a plastic former and is suitable for automotive applications. Qualified to AEC-Q200 and w

Standard Surface Mount Crystal

Standard Surface Mount Crystal ▪ Low Profile ▪ Fast Delivery ▪ Tape & Reel or Bulk Packaging ▪ Highly Competitive Prices for Volume Users ▪ 3.2000MHz to 75.00MHz ▪ Fast Delivery ▪ Custom Options Available

Quartz SMD

Features: - High reliability - Available in extended temperature range - Excellent for automatotive applications

Quartz SMD

Features: - High reliability - Available in extended temperature range - Excellent for automatotive applications

Low Profile Resistance Weld Crystal

Low Profile Resistance Weld Crystal The HC49L series are a low profile AT-cut or BT-cut strip crystal housed in a low profile metal package meeting the standard 0.200” board spacing. The series comply with Directive 2002/95/EC (RoHS Compliant)

Low Profile SM Resistance Weld Crystal

Low Profile SM Resistance Weld Crystal The HC49LD series is a miniature AT or BT cut strip resonator crystal housed in low profile for surface mounting. The parts present a proven metal package technology with a precision molded base and universal contact configuration. The series comply wit

Quartz SMD

Features: - High reliability - Available in extended temperature range - Excellent for automatotive applications

Surface Mount Crystals

Surface Mount Crystals

Surface Mount Crystals

Surface Mount Crystals

RESISTANCE WELD THRU-HOLE CRYSTAL

RESISTANCE WELD THRU-HOLE CRYSTAL FEATURES • Low Cost • Stocking Standard • Fundamental to 50 MHz • Resistance Weld OPTIONS • Tolerances to

Miniature Quartz Crystal Unit for Microprocessor Model HC-49/U-S

Miniature Quartz Crystal Unit for Microprocessor Model ■Features ¡ Height 3.5mm, the volume is compact at about one-fourth that of the former product (HC-49/U). ¡ A resistance weld completely sealed type. ¡ The frequency stability is good, the reliability is high. ¡ Multiple stand

STANDARD HC49/S THROUGH HOLE CRYSTAL (11.5 x 4.7 x 3.5mm)

FEATURES: • WIDE FREQUENCY RANGE • LOW COST / AT CUT • LOW PROFILE

RESISTANCE WELD SMD CRYSTAL

[FOX] RESISTANCE WELD SMD CRYSTAL FEATURES • Low Cost • Stock Standard • Fundamental to 50 MHz • Tape and Reel (1,000 pcs. STD) OPTIONS • Tolerances to

Resistance Weld SMD Crystal

Resistance Weld SMD Crystal FEATURES • Stock Standard (see page 2) • Fundamental to 50 MHz • Tape and Reel (1,000 pcs. STD) OPTIONS • Tolerances to 10 PPM • Stabilities to 5 PPM • Temperatures to -40ºC ~ +105ºC • 3.2mm Height Max (HC49SSDLF)