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Convert PCA9555AH to PCAL9555AHF
Documented as upwards compatible, and works on prototype from MMC side Motivated by (lack of) component availability
1 parent d4c609c commit dcbb793

2 files changed

Lines changed: 20 additions & 20 deletions

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design/FPGA.sch

Lines changed: 12 additions & 12 deletions
Original file line numberDiff line numberDiff line change
@@ -623,25 +623,25 @@ EN_CON_JTAG_R
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Text HLabel 8850 9450 2 50 Input ~ 10
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EN_USB_JTAG
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$Comp
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L Analog_&_Interface:PCA9555AHF U39
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L Analog_&_Interface:PCAL9555AHF U39
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U 1 1 5D0D4F3C
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P 7400 8850
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F 0 "U39" H 7800 9015 50 0000 C CNN
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F 1 "PCA9555AHF,128" H 7800 8924 50 0000 C CNN
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F 1 "PCAL9555AHF" H 7800 8924 50 0000 C CNN
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F 2 "ICs And Semiconductors SMD:QFN50P400X400X80-25N-S225" H 7400 5960 60 0001 L CNN
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F 3 "" H 7400 6680 60 0001 L CNN
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F 4 "PCA9555AHF,128" H 7400 6590 60 0001 L CNN "Part Number"
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F 5 "PCA9555AHF" H 7400 6500 60 0001 L CNN "Library Ref"
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F 4 "PCAL9555AHF" H 7400 6590 60 0001 L CNN "Part Number"
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F 5 "PCAL9555AHF" H 7400 6500 60 0001 L CNN "Library Ref"
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F 6 "SchLib\\Analog & Interface.SchLib" H 7400 6410 60 0001 L CNN "Library Path"
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F 7 "=Device" H 7400 6320 60 0001 L CNN "Comment"
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F 8 "Standard" H 7400 6230 60 0001 L CNN "Component Kind"
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F 9 "Standard" H 7400 6140 60 0001 L CNN "Component Type"
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F 10 "PCA9555AHF,128" H 7400 6050 60 0001 L CNN "Device"
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F 10 "PCAL9555AHF" H 7400 6050 60 0001 L CNN "Device"
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F 11 "QFN,0.50mm pitch,square;6 pin X 6 pin,4.10mm X 4.10mm body (w/thermal tab 2.25 X 2.25 mm), IPC Medium Density" H 7400 5870 60 0001 L CNN "PackageDescription"
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F 12 " " H 7400 5780 60 0001 L CNN "Status"
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F 13 "Low-Voltage 16-Bit I2C-bus I/O Port With Interrupt and Weak Pull-Up" H 7400 5690 60 0001 L CNN "Part Description"
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F 14 "NXP SEMICONDUCTORS" H 7400 5600 60 0001 L CNN "Manufacturer"
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F 15 "PCA9555AHF,128 or PCAL9555AHF,128 or CAT9555HV6 or CAT9555HT6" H 7400 5510 60 0001 L CNN "Manufacturer Part Number"
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F 15 "PCAL9555AHF" H 7400 5510 60 0001 L CNN "Manufacturer Part Number"
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F 16 "25" H 7400 5420 60 0001 L CNN "Pin Count"
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F 17 "QFN24" H 7400 5330 60 0001 L CNN "Case"
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F 18 "Yes" H 7400 5240 60 0001 L CNN "Mounted"
@@ -671,25 +671,25 @@ Connection ~ 7200 10550
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Wire Wire Line
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7200 10550 7200 10600
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$Comp
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L Analog_&_Interface:PCA9555AHF U34
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L Analog_&_Interface:PCAL9555AHF U34
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U 1 1 5D17325E
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P 2650 8850
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F 0 "U34" H 3050 9015 50 0000 C CNN
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F 1 "PCA9555AHF,128" H 3050 8924 50 0000 C CNN
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F 1 "PCAL9555AHF" H 3050 8924 50 0000 C CNN
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F 2 "ICs And Semiconductors SMD:QFN50P400X400X80-25N-S225" H 2650 5960 60 0001 L CNN
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F 3 "" H 2650 6680 60 0001 L CNN
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F 4 "PCA9555AHF,128" H 2650 6590 60 0001 L CNN "Part Number"
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F 5 "PCA9555AHF" H 2650 6500 60 0001 L CNN "Library Ref"
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F 4 "PCAL9555AHF" H 2650 6590 60 0001 L CNN "Part Number"
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F 5 "PCAL9555AHF" H 2650 6500 60 0001 L CNN "Library Ref"
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F 6 "SchLib\\Analog & Interface.SchLib" H 2650 6410 60 0001 L CNN "Library Path"
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F 7 "=Device" H 2650 6320 60 0001 L CNN "Comment"
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F 8 "Standard" H 2650 6230 60 0001 L CNN "Component Kind"
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F 9 "Standard" H 2650 6140 60 0001 L CNN "Component Type"
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F 10 "PCA9555AHF,128" H 2650 6050 60 0001 L CNN "Device"
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F 10 "PCAL9555AHF" H 2650 6050 60 0001 L CNN "Device"
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F 11 "QFN,0.50mm pitch,square;6 pin X 6 pin,4.10mm X 4.10mm body (w/thermal tab 2.25 X 2.25 mm), IPC Medium Density" H 2650 5870 60 0001 L CNN "PackageDescription"
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F 12 " " H 2650 5780 60 0001 L CNN "Status"
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F 13 "Low-Voltage 16-Bit I2C-bus I/O Port With Interrupt and Weak Pull-Up" H 2650 5690 60 0001 L CNN "Part Description"
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F 14 "NXP SEMICONDUCTORS" H 2650 5600 60 0001 L CNN "Manufacturer"
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F 15 "PCA9555AHF,128 or PCAL9555AHF,128 or CAT9555HV6 or CAT9555HT6" H 2650 5510 60 0001 L CNN "Manufacturer Part Number"
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F 15 "PCAL9555AHF" H 2650 5510 60 0001 L CNN "Manufacturer Part Number"
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F 16 "25" H 2650 5420 60 0001 L CNN "Pin Count"
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F 17 "QFN24" H 2650 5330 60 0001 L CNN "Case"
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F 18 "Yes" H 2650 5240 60 0001 L CNN "Mounted"

design/kicad_libs/Analog_&_Interface.lib

Lines changed: 8 additions & 8 deletions
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@@ -501,25 +501,25 @@ X VOUT 5 700 200 200 L 40 40 0 0 O
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ENDDRAW
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ENDDEF
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#
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# PCA9555AHF
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# PCAL9555AHF
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#
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DEF PCA9555AHF IC 0 50 Y Y 1 L N
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DEF PCAL9555AHF IC 0 50 Y Y 1 L N
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F0 "IC" 400 50 50 H V C CNN
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F1 "PCA9555AHF" 0 -1975 50 H I L CNN
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F1 "PCAL9555AHF" 0 -1975 50 H I L CNN
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F2 "ICs And Semiconductors SMD:QFN50P400X400X80-25N-S225" 0 -2050 50 H I L CNN
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F3 " " 0 -2125 50 H I L CNN
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F4 "PCA9555AHF" 0 -2200 50 H I L CNN "Part Number"
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F5 "PCA9555AHF" 0 -2275 50 H I L CNN "Library Ref"
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F4 "PCAL9555AHF" 0 -2200 50 H I L CNN "Part Number"
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F5 "PCAL9555AHF" 0 -2275 50 H I L CNN "Library Ref"
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F6 "SchLib\\Analog & Interface.SchLib" 0 -2350 50 H I L CNN "Library Path"
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F7 "PCA9555AHF" 0 -2425 50 H I L CNN "Comment"
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F7 "PCAL9555AHF" 0 -2425 50 H I L CNN "Comment"
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F8 "Standard" 0 -2500 50 H I L CNN "Component Kind"
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F9 "Standard" 0 -2575 50 H I L CNN "Component Type"
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F10 "PCA9555AHF" 0 -2650 50 H I L CNN "Device"
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F10 "PCAL9555AHF" 0 -2650 50 H I L CNN "Device"
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F11 "QFN,0.50mm pitch,square;6 pin X 6 pin,4.10mm X 4.10mm body (w/thermal tab 2.25 X 2.25 mm), IPC Medium Density" 0 -2725 50 H I L CNN "PackageDescription"
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F12 " " 0 -2800 50 H I L CNN "Status"
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F13 "Low-Voltage 16-Bit I2C-bus I/O Port With Interrupt and Weak Pull-Up" 0 -2875 50 H I L CNN "Part Description"
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F14 "NXP SEMICONDUCTORS" 0 -2950 50 H I L CNN "Manufacturer"
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F15 "PCA9555AHF" 0 -3025 50 H I L CNN "Manufacturer Part Number"
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F15 "PCAL9555AHF" 0 -3025 50 H I L CNN "Manufacturer Part Number"
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F16 "25" 0 -3100 50 H I L CNN "Pin Count"
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F17 "QFN24" 0 -3175 50 H I L CNN "Case"
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F18 "Yes" 0 -3250 50 H I L CNN "Mounted"

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