The 74HC594D118 is an Nexperia 8-bit shift register with output register and separate clock lines, 2V-6V supply, 65MHz shift frequency, tri-state outputs, and serial-in\/parallel-out architecture. Packaged in SOIC-16, -40C to +125C.<\/p>\n
| Bits<\/td>\n | 8-bit shift + 8-bit output register<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||
| Supply<\/td>\n | 2 V to 6 V<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||
| Shift Frequency<\/td>\n | 65 MHz (typ at 4.5V)<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||
| Output Type<\/td>\n | Tri-state<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||
| Retardo de propagaci\u00f3n<\/td>\n | 13 ns typ at 4.5V<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||
| Paquete<\/td>\n | SOIC-16<\/td>\n<\/tr>\n<\/table>\nCaracter\u00edsticas<\/h2>\nAplicaciones<\/h2>\nProduct Overview The 74HC594D118 is an Nexperia 8-bit shift register with output register and separate clock lines, 2V-6V supply, 65MHz shift frequency, tri-state outputs, and serial-in\/parallel-out architecture. Packaged in SOIC-16, -40C to +125C. Key Specifications Bits 8-bit shift + 8-bit output register Supply 2 V to 6 V Shift Frequency 65 MHz (typ at 4.5V) […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13],"tags":[637],"chip_brand":[140],"class_list":["post-9008","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","tag-74hc594d118","chip_brand-nexperia"],"acf":{"brief_explanation":"8-bit shift register with output latch, HC, SOIC-16","date_code":"","package_case":"16-Pin SOIC (9.9 x 3.9 x 1.5 mm)","in_stock":7695,"datasheet":"https:\/\/www.nexperia.com\/product\/74HC594D,118","price":"$0.35 @ 1ku","product_introduction":"The 74HC594D118 is a Nexperia 8-bit shift register with output register in a 16-pin SOIC package. The device consists of an 8-bit shift register and an 8-bit D-type storage register with separate clock and control inputs, allowing data to be shifted in serially and then transferred to the output register simultaneously. This two-stage architecture prevents output glitches during serial data loading, as the outputs only change when the storage register is updated. The shift register has a direct overriding clear (SCLR) and serial input (SER), and the storage register has a direct overriding clear (RCLR) and output enable (OE). The cascading output (Q7S) enables daisy-chaining multiple devices for longer shift registers. The device operates from 2.0V to 6.0V with typical propagation delay of 13ns at VCC=5V, supporting shift rates up to 76 MHz. The -118 suffix indicates tape and reel packaging.","working_principle":"The 74HC594D118 operates as a two-stage serial-to-parallel converter. Data is shifted into the 8-bit shift register on the rising edge of the shift register clock (SCLK). The serial data enters through the SER pin and propagates through D1-D8 with each clock pulse. The Q7S output provides the overflow bit for cascading additional shift registers. Once all 8 bits are loaded, the data is transferred from the shift register to the 8-bit storage register on the rising edge of the register clock (RCLK). The storage register outputs (Q0-Q7) reflect the latched data only when the output enable (OE) is low; when OE is high, the outputs are in a high-impedance state. The SCLR (active low) clears the shift register independently of the storage register, and the RCLR (active low) clears the storage register independently of the shift register. This separation allows simultaneous data shifting and output holding.","pin_description":"
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