The 74HC594; 74HCT594 is an 8-bit serial-in/serial or parallel-out shift register with a storage register. Separate clock and reset inputs are provided on both shift and storage registers. The device features a serial input (DS) and a serial output (Q7S) to enable cascading. Data is shifted on the LOW-to-HIGH transitions of the SHCP input, and the data in the shift register is transferred to the storage register on a LOW-to-HIGH transition of the STCP input. If both clocks are connected together, the shift register will always be one clock pulse ahead of the storage register. A LOW level on one of the two register reset pins (SHR and STR) will clear the corresponding register. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.
Name/Description | Modified Date |
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8-bit shift register with output register (REV 4.0) PDF (222.0 kB) 74HC_HCT594 [English] | 25 Feb 2016 |
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Live Insertion Aspects of Philips Logic Families (REV 1.0) PDF (73.0 kB) AN252 [English] | 13 Mar 2013 |
Pin FMEA 74HC/74HCT family (REV 1.0) PDF (51.0 kB) AN11044 [English] | 16 Mar 2011 |
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HC/T User Guide (REV 1.0) PDF (508.0 kB) HCT_USER_GUIDE [English] | 01 Nov 1997 |
Name/Description | Modified Date |
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ロジック製品セレクションガイド... (REV 1.0) PDF (38.3 MB) LOGIC_SELECTION_GUIDE_2015_JP [English] | 19 Nov 2015 |
Logic selection guide 2016 (REV 1.1) PDF (15.3 MB) 75017285 [English] | 08 Jan 2015 |
Name/Description | Modified Date |
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plastic small outline package; 16 leads; body width 3.9 mm (REV 1.0) PDF (192.0 kB) SOT109-1 [English] | 08 Feb 2016 |
plastic shrink small outline package; 16 leads; body width 5.3 mm (REV 1.0) PDF (306.0 kB) SOT338-1 [English] | 08 Feb 2016 |
Name/Description | Modified Date |
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SO16; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or J Ordering... (REV 4.0) PDF (210.0 kB) SOT109-1_118 [English] | 24 Apr 2013 |
Name/Description | Modified Date |
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Footprint for reflow soldering (REV 1.0) PDF (9.0 kB) SO-SOJ-REFLOW [English] | 08 Oct 2009 |
Footprint for wave soldering (REV 1.0) PDF (8.0 kB) SO-SOJ-WAVE [English] | 08 Oct 2009 |
Footprint for reflow soldering (REV 1.0) PDF (16.0 kB) SSOP-TSSOP-VSO-REFLOW [English] | 08 Oct 2009 |
Footprint for wave soldering (REV 1.0) PDF (16.0 kB) SSOP-TSSOP-VSO-WAVE [English] | 08 Oct 2009 |
Product | Status |
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74HCT594D | Active |
74HC594DB | Active |
74HC594D | Active |
74HCT594DB | Active |
Product ID | Package Description | Outline Version | Reflow/Wave Soldering | Packing | Product Status | Part NumberOrdering code(12NC) | Marking | Chemical Content | RoHS / Pb Free / RHF | LeadFree Conversion Date | EFR | IFR(FIT) | MTBF(hour) | MSL | MSL LF |
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74HC594D | SOT109-1 | SO-SOJ-REFLOW
SO-SOJ-WAVE SO-SOJ-REFLOW SO-SOJ-WAVE | Reel 13" Q1/T1 | Active | 74HC594D,118 (9350 433 80118) | 74HC594D | 74HC594D | week 30, 2004 | 84.9 | 6.62 | 1.51E8 | 1 | 1 | ||
Bulk Pack | Active | 74HC594D,112 (9350 433 80112) | 74HC594D | 74HC594D | week 30, 2004 | 84.9 | 6.62 | 1.51E8 | 1 | 1 | |||||
74HC594DB | SOT338-1 | SSOP-TSSOP-VSO-REFLOW
SSOP-TSSOP-VSO-WAVE SSOP-TSSOP-VSO-REFLOW SSOP-TSSOP-VSO-WAVE | Reel 13" Q1/T1 | Active | 74HC594DB,118 (9351 901 60118) | HC594 | 74HC594DB | week 13, 2005 | 84.9 | 6.62 | 1.51E8 | 1 | 1 | ||
Bulk Pack | Active | 74HC594DB,112 (9351 901 60112) | HC594 | 74HC594DB | week 13, 2005 | 84.9 | 6.62 | 1.51E8 | 1 | 1 | |||||
74HCT594DB | SOT338-1 | SSOP-TSSOP-VSO-REFLOW
SSOP-TSSOP-VSO-WAVE SSOP-TSSOP-VSO-REFLOW SSOP-TSSOP-VSO-WAVE | Reel 13" Q1/T1 | Active | 74HCT594DB,118 (9352 809 39118) | HCT594 | 74HCT594DB | Always Pb-free | 84.9 | 6.62 | 1.51E8 | 1 | 1 | ||
Bulk Pack | Active | 74HCT594DB,112 (9352 809 39112) | HCT594 | 74HCT594DB | Always Pb-free | 84.9 | 6.62 | 1.51E8 | 1 | 1 | |||||
74HCT594D | SOT109-1 | SO-SOJ-REFLOW
SO-SOJ-WAVE SO-SOJ-REFLOW SO-SOJ-WAVE | Reel 13" Q1/T1 | Active | 74HCT594D,118 (9350 433 90118) | 74HCT594D | 74HCT594D | week 6, 2004 | 84.9 | 6.62 | 1.51E8 | 1 | 1 | ||
Bulk Pack | Active | 74HCT594D,112 (9350 433 90112) | 74HCT594D | 74HCT594D | week 6, 2004 | 84.9 | 6.62 | 1.51E8 | 1 | 1 |