The PCA9564 is an integrated circuit designed in CMOS technology that serves as an interface between most standard parallel-bus microcontrollers/microprocessors and the serial I²C-bus and allows the parallel bus system to communicate bi-directionally with the I²C-bus. The PCA9564 can operate as a master or a slave and can be a transmitter or receiver. Communication with the I²C-bus is carried out on a byte-wise basis using interrupt or polled handshake. The PCA9564 controls all the I²C-bus specific sequences, protocol, arbitration and timing with no external timing element required.
The PCA9564 is similar to the PCF8584 but operates at lower voltages and higher I²C frequencies. Other enhancements requested by design engineers have also been incorporated.
While the PCF8584 supported most parallel-bus microcontrollers/ microprocessors including the Intel 8049/8051, Motorola 6800/68000 and the Zilog Z80, the PCA9564 has been designed to be very similar to the Philips standard 80C51 microcontroller I²C hardware so the devices are not code compatible. Additionally, the PCA9564 does not support the bus monitor "Snoop" mode nor the long distance mode and is not footprint compatible with the PCF8584.
Name/Description | Modified Date |
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Parallel bus to I2C-bus controller (REV 4.0) PDF (241.0 kB) PCA9564 | 01 Sep 2006 |
Name/Description | Modified Date |
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Level shifting techniques in I2C-bus design (REV 1.0) PDF (52.0 kB) AN10441 | 20 Jun 2007 |
LED dimmer demoboard (REV 1.0) PDF (392.0 kB) AN10315 | 11 Jan 2005 |
PCA9564 - I2C-bus controller (REV 1.0) PDF (352.0 kB) AN10148 | 22 Nov 2004 |
PCA9564 Evaluation Board (REV 1.0) PDF (2.0 MB) AN10149 | 19 Aug 2004 |
I2C manual (REV 1.0) PDF (4.2 MB) AN10216 | 27 Mar 2003 |
Name/Description | Modified Date |
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I2C-bus specification and user manual (REV 6.0) PDF (1.4 MB) UM10204 | 28 Apr 2014 |
I2C-bus specification and user manual (REV 5.0) PDF (1.6 MB) UM10204_JA | 03 Apr 2013 |
I2C Demonstration Board 2005-1 Quick Start Guide (REV 1.0) PDF (261.0 kB) UM10206 | 13 Jun 2006 |
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NXP® I2C-bus solutions 2014: Smart, simple solutions for the 12 most common design concerns (REV 1.0) PDF (3.5 MB) 75017540 | 01 Aug 2014 |
Development Tools for ARM-based microcontrollers (REV 2.1) PDF (374.0 kB) 75017388 | 18 Apr 2014 |
1-MHz I2C-bus control on longer buses; NXP® Fast-mode Plus parallel bus to I2C-bus controller PCA9665 (REV 1.0) PDF (210.0 kB) 75015687 | 01 Oct 2006 |
Name/Description | Modified Date |
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plastic small outline package; 20 leads; body width 7.5 mm (REV 1.0) PDF (335.0 kB) SOT163-1 | 08 Feb 2016 |
plastic thin shrink small outline package; 20 leads; body width 4.4 mm (REV 1.0) PDF (304.0 kB) SOT360-1 | 08 Feb 2016 |
plastic thermal enhanced very thin quad flat package; no leads; 20 terminals; body 5 x 5 x 0.85 mm (REV 1.0) PDF (209.0 kB) SOT662-1 | 08 Feb 2016 |
Name/Description | Modified Date |
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HVQFN20; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or... (REV 1.0) PDF (266.0 kB) SOT662-1_118 | 18 Apr 2013 |
SO20; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or J Ordering... (REV 2.0) PDF (246.0 kB) SOT163-1_118 | 15 Apr 2013 |
TSSOP20; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or... (REV 4.0) PDF (225.0 kB) SOT360-1_118 | 15 Apr 2013 |
Name/Description | Modified Date |
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design_con_2003_tecforum_i2c_b_1 (REV 0.1) PDF (4.2 MB) DESIGN_CON_2003_TECFORUM_I2C_B_1 | 27 Jan 2003 |
Name/Description | Modified Date |
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Reflow Soldering Profile (REV 1.0) PDF (34.0 kB) REFLOW_SOLDERING_PROFILE | 30 Sep 2013 |
Wave Soldering Profile (REV 1.0) PDF (20.0 kB) WAVE_SOLDERING_PROFILE | 30 Sep 2013 |
Footprint for wave soldering (REV 1.0) PDF (16.0 kB) SSOP-TSSOP-VSO-WAVE | 08 Oct 2009 |
Product | Status | Package version | Interrupt | Power-on reset | Operating Temperature (Cel) | No of Addresses | I2C-bus (kHz) | Operating voltage (VDC) |
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PCA9564PW | Active | SOT360-1 | TSSOP20 | yes | -40~85 | 128 | 400 | 2.3~3.6 tolerant to 5.5 |
PCA9564D | Active | SOT163-1 | SO20 | yes | -40~85 | 128 | 400 | 2.3~3.6 tolerant to 5.5 |
PCA9564BS | Active | SOT662-1 | HVQFN20 | yes | -40~85 | 128 | 400 | 2.3~3.6 tolerant to 5.5 |
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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PCA9564BS | SOT662-1 | Reel 13" Q1/T1 | Active | PCA9564BS,118 (9352 728 95118) | 9564 | PCA9564BS | Always Pb-free | 0.0 | 4.0 | 2.5E8 | 1 | 1 | |||
PCA9564PW | SOT360-1 | SSOP-TSSOP-VSO-WAVE | Reel 13" Q1/T1 | Active | PCA9564PW,118 (9352 728 93118) | PCA9564 | PCA9564PW | week 3, 2005 | 0.0 | 4.0 | 2.5E8 | 1 | 1 | ||
Bulk Pack | Active | PCA9564PW,112 (9352 728 93112) | PCA9564 | PCA9564PW | week 3, 2005 | 0.0 | 4.0 | 2.5E8 | 1 | 1 | |||||
PCA9564D | SOT163-1 | Reflow_Soldering_Profile
Wave_Soldering_Profile Reflow_Soldering_Profile Wave_Soldering_Profile | Reel 13" Q1/T1 | Active | PCA9564D,118 (9352 728 94118) | PCA9564D | PCA9564D | week 5, 2005 | 0.0 | 4.0 | 2.5E8 | 1 | 1 | ||
Bulk Pack | Active | PCA9564D,112 (9352 728 94112) | PCA9564D | PCA9564D | week 5, 2005 | 0.0 | 4.0 | 2.5E8 | 1 | 1 |