schematics v1.9.4: correct PN Y2 quartz 32768Hz/6pF and matching

load capacitance of 6pF with C56=C57=10pF for RTC MCP7904
pull/3/head
Emard 6 years ago
parent 1f5e9a10b7
commit fb387cd68b

@ -615,12 +615,12 @@ F 3 "http://optoelectronics.liteon.com/upload/download/DS22-2000-073/LTST-C170KG
F 4 "www.liteon.com" H 4550 2950 60 0001 C CNN "MNF1_URL" F 4 "www.liteon.com" H 4550 2950 60 0001 C CNN "MNF1_URL"
F 5 "LTST-C170TGKT " H 4550 2950 50 0001 C CNN "MPN" F 5 "LTST-C170TGKT " H 4550 2950 50 0001 C CNN "MPN"
F 6 "LTST-C170KGKT" H 4550 2950 60 0001 C CNN "MPN2" F 6 "LTST-C170KGKT" H 4550 2950 60 0001 C CNN "MPN2"
F 7 "67-1713-1-ND" H 4550 2950 50 0001 C CNN "Digikey3" F 7 "SML-LXR85SUGC-TR" H 4550 2950 50 0001 C CNN "MPN3"
F 8 "SML-LXR85SUGC-TR" H 4550 2950 50 0001 C CNN "MPN3" F 8 "859-LTST-C170TGKT" H 4550 2950 50 0001 C CNN "Mouser"
F 9 "859-LTST-C170TGKT" H 4550 2950 50 0001 C CNN "Mouser" F 9 "859-LTST-C170KGKT " H 4550 2950 60 0001 C CNN "Mouser2"
F 10 "859-LTST-C170KGKT " H 4550 2950 60 0001 C CNN "Mouser2" F 10 "160-1887-1-ND" H 4550 2950 50 0001 C CNN "Digikey"
F 11 "160-1887-1-ND" H 4550 2950 50 0001 C CNN "Digikey" F 11 "160-1414-1-ND" H 4550 2950 50 0001 C CNN "Digikey2"
F 12 "160-1414-1-ND" H 4550 2950 50 0001 C CNN "Digikey2" F 12 "67-1713-1-ND" H 4550 2950 50 0001 C CNN "Digikey3"
1 4550 2950 1 4550 2950
1 0 0 -1 1 0 0 -1
$EndComp $EndComp

@ -7,7 +7,7 @@ encoding utf-8
Sheet 3 11 Sheet 3 11
Title "ULX3S" Title "ULX3S"
Date "" Date ""
Rev "1.0.2" Rev "1.0.3"
Comp "EMARD" Comp "EMARD"
Comment1 "Power" Comment1 "Power"
Comment2 "" Comment2 ""
@ -796,16 +796,18 @@ P 900 3650
F 0 "Y2" V 900 3300 50 0000 L CNN F 0 "Y2" V 900 3300 50 0000 L CNN
F 1 "32768Hz" V 900 3900 50 0000 L CNN F 1 "32768Hz" V 900 3900 50 0000 L CNN
F 2 "abs25:Crystal_SMD_ABS25" H 900 3650 50 0001 C CNN F 2 "abs25:Crystal_SMD_ABS25" H 900 3650 50 0001 C CNN
F 3 "http://www.iqdfrequencyproducts.com/products/pn/LFXTAL003000Reel.pdf" H 900 3650 50 0001 C CNN F 3 "https://www.iqdfrequencyproducts.com/products/pn/LFXTAL016178Reel.pdf" H 900 3650 50 0001 C CNN
F 4 "www.iqdfrequencyproducts.com" H 900 3650 60 0001 C CNN "MNF1_URL" F 4 "www.iqdfrequencyproducts.com" H 900 3650 60 0001 C CNN "MNF1_URL"
F 5 "LFXTAL003000Reel" H 900 3650 60 0001 C CNN "MPN" F 5 "LFXTAL016178REEL" V 900 3650 50 0001 C CNN "MPN"
F 6 "LFXTAL009678REEL" V 900 3650 50 0001 C CNN "MPN2" F 6 "CM7V-T1A-32.768k-9pF-20PPM-TA-QA T3" V 900 3650 50 0001 C CNN "MPN2"
F 7 "CM7V-T1A-32.768k-9pF-20PPM-TA-QA T3" V 900 3650 50 0001 C CNN "MPN3" F 7 "http://www.iqdfrequencyproducts.com/products/pn/LFXTAL003000Reel.pdf" V 900 3650 50 0001 C CNN "Datasheet3"
F 8 "www.mouser.com" H 900 3650 60 0001 C CNN "Mouser_URL" F 8 "LFXTAL003000Reel" H 900 3650 60 0001 C CNN "MPN3"
F 9 "815-ABS25-32.768KHZT" H 900 3650 60 0001 C CNN "Mouser" F 9 "www.mouser.com" H 900 3650 60 0001 C CNN "Mouser_URL"
F 10 "449-LFXTAL009678REEL " V 900 3650 50 0001 C CNN "Mouser2" F 10 "449-LFXTAL016178REEL" V 900 3650 50 0001 C CNN "Mouser"
F 11 "428-201568-MG03" V 900 3650 50 0001 C CNN "Mouser3" F 11 "428-201568-MG03" V 900 3650 50 0001 C CNN "Mouser2"
F 12 "1923-1019-1-ND" V 900 3650 50 0001 C CNN "Digikey" F 12 "815-ABS25-32.768KHZT" H 900 3650 60 0001 C CNN "Mouser3"
F 13 "1923-1021-1-ND" V 900 3650 50 0001 C CNN "Digikey"
F 14 "1923-1019-1-ND" V 900 3650 50 0001 C CNN "Digikey2"
1 900 3650 1 900 3650
0 1 -1 0 0 1 -1 0
$EndComp $EndComp
@ -3248,11 +3250,11 @@ L Device:C C56
U 1 1 5B446958 U 1 1 5B446958
P 900 3250 P 900 3250
F 0 "C56" H 650 3250 50 0000 L CNN F 0 "C56" H 650 3250 50 0000 L CNN
F 1 "6.8pF" H 650 3150 50 0000 L CNN F 1 "10pF" H 650 3150 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3100 50 0001 C CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3100 50 0001 C CNN
F 3 "" H 900 3250 50 0000 C CNN F 3 "" H 900 3250 50 0000 C CNN
F 4 "www.yageo.com" H 900 3250 50 0001 C CNN "MNF1_URL" F 4 "www.yageo.com" H 900 3250 50 0001 C CNN "MNF1_URL"
F 5 "CC0603DRNPO9BN6R8" H 900 3250 50 0001 C CNN "MPN" F 5 "CC0603FRNPO9BN100" H 900 3250 50 0001 C CNN "MPN"
F 6 "Leave empty" H 900 3250 50 0001 C CNN "Note" F 6 "Leave empty" H 900 3250 50 0001 C CNN "Note"
1 900 3250 1 900 3250
1 0 0 -1 1 0 0 -1
@ -3276,7 +3278,7 @@ L Device:C C57
U 1 1 5B489CA2 U 1 1 5B489CA2
P 900 4050 P 900 4050
F 0 "C57" H 650 4050 50 0000 L CNN F 0 "C57" H 650 4050 50 0000 L CNN
F 1 "6.8pF" H 650 4150 50 0000 L CNN F 1 "10pF" H 650 4150 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3900 50 0001 C CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3900 50 0001 C CNN
F 3 "" H 900 4050 50 0000 C CNN F 3 "" H 900 4050 50 0000 C CNN
F 4 "www.yageo.com" H 900 4050 50 0001 C CNN "MNF1_URL" F 4 "www.yageo.com" H 900 4050 50 0001 C CNN "MNF1_URL"
@ -3299,4 +3301,6 @@ $EndComp
Wire Wire Line Wire Wire Line
900 3900 900 3850 900 3900 900 3850
Connection ~ 900 3850 Connection ~ 900 3850
Text Notes 850 4800 0 60 ~ 0
(C56+1pF)*(C57+1pF)/(C56+C57+2pF)+0.5pF=6pF
$EndSCHEMATC $EndSCHEMATC

@ -7,7 +7,7 @@ encoding utf-8
Sheet 3 11 Sheet 3 11
Title "ULX3S" Title "ULX3S"
Date "" Date ""
Rev "1.0.2" Rev "1.0.3"
Comp "EMARD" Comp "EMARD"
Comment1 "Power" Comment1 "Power"
Comment2 "" Comment2 ""
@ -796,16 +796,18 @@ P 900 3650
F 0 "Y2" V 900 3300 50 0000 L CNN F 0 "Y2" V 900 3300 50 0000 L CNN
F 1 "32768Hz" V 900 3900 50 0000 L CNN F 1 "32768Hz" V 900 3900 50 0000 L CNN
F 2 "abs25:Crystal_SMD_ABS25" H 900 3650 50 0001 C CNN F 2 "abs25:Crystal_SMD_ABS25" H 900 3650 50 0001 C CNN
F 3 "http://www.iqdfrequencyproducts.com/products/pn/LFXTAL003000Reel.pdf" H 900 3650 50 0001 C CNN F 3 "https://www.iqdfrequencyproducts.com/products/pn/LFXTAL016178Reel.pdf" H 900 3650 50 0001 C CNN
F 4 "www.iqdfrequencyproducts.com" H 900 3650 60 0001 C CNN "MNF1_URL" F 4 "www.iqdfrequencyproducts.com" H 900 3650 60 0001 C CNN "MNF1_URL"
F 5 "LFXTAL003000Reel" H 900 3650 60 0001 C CNN "MPN" F 5 "LFXTAL016178REEL" V 900 3650 50 0001 C CNN "MPN"
F 6 "LFXTAL009678REEL" V 900 3650 50 0001 C CNN "MPN2" F 6 "CM7V-T1A-32.768k-9pF-20PPM-TA-QA T3" V 900 3650 50 0001 C CNN "MPN2"
F 7 "CM7V-T1A-32.768k-9pF-20PPM-TA-QA T3" V 900 3650 50 0001 C CNN "MPN3" F 7 "http://www.iqdfrequencyproducts.com/products/pn/LFXTAL003000Reel.pdf" V 900 3650 50 0001 C CNN "Datasheet3"
F 8 "www.mouser.com" H 900 3650 60 0001 C CNN "Mouser_URL" F 8 "LFXTAL003000Reel" H 900 3650 60 0001 C CNN "MPN3"
F 9 "815-ABS25-32.768KHZT" H 900 3650 60 0001 C CNN "Mouser" F 9 "www.mouser.com" H 900 3650 60 0001 C CNN "Mouser_URL"
F 10 "449-LFXTAL009678REEL " V 900 3650 50 0001 C CNN "Mouser2" F 10 "449-LFXTAL016178REEL" V 900 3650 50 0001 C CNN "Mouser"
F 11 "428-201568-MG03" V 900 3650 50 0001 C CNN "Mouser3" F 11 "428-201568-MG03" V 900 3650 50 0001 C CNN "Mouser2"
F 12 "1923-1019-1-ND" V 900 3650 50 0001 C CNN "Digikey" F 12 "815-ABS25-32.768KHZT" H 900 3650 60 0001 C CNN "Mouser3"
F 13 "1923-1021-1-ND" V 900 3650 50 0001 C CNN "Digikey"
F 14 "1923-1019-1-ND" V 900 3650 50 0001 C CNN "Digikey2"
1 900 3650 1 900 3650
0 1 -1 0 0 1 -1 0
$EndComp $EndComp
@ -3248,12 +3250,13 @@ L Device:C C56
U 1 1 5B446958 U 1 1 5B446958
P 900 3250 P 900 3250
F 0 "C56" H 650 3250 50 0000 L CNN F 0 "C56" H 650 3250 50 0000 L CNN
F 1 "6.8pF" H 650 3150 50 0000 L CNN F 1 "10pF" H 650 3150 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3100 50 0001 C CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3100 50 0001 C CNN
F 3 "" H 900 3250 50 0000 C CNN F 3 "" H 900 3250 50 0000 C CNN
F 4 "www.yageo.com" H 900 3250 50 0001 C CNN "MNF1_URL" F 4 "www.yageo.com" H 900 3250 50 0001 C CNN "MNF1_URL"
F 5 "CC0603DRNPO9BN6R8" H 900 3250 50 0001 C CNN "MPN" F 5 "CC0603FRNPO9BN100" H 900 3250 50 0001 C CNN "MPN"
F 6 "Leave empty" H 900 3250 50 0001 C CNN "Note" F 6 "603-CC603FRNPO9BN100" H 900 3250 50 0001 C CNN "Mouser"
F 7 "311-3349-1-ND" H 900 3250 50 0001 C CNN "Digikey"
1 900 3250 1 900 3250
1 0 0 -1 1 0 0 -1
$EndComp $EndComp
@ -3276,12 +3279,9 @@ L Device:C C57
U 1 1 5B489CA2 U 1 1 5B489CA2
P 900 4050 P 900 4050
F 0 "C57" H 650 4050 50 0000 L CNN F 0 "C57" H 650 4050 50 0000 L CNN
F 1 "6.8pF" H 650 4150 50 0000 L CNN F 1 "10pF" H 650 4150 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3900 50 0001 C CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 938 3900 50 0001 C CNN
F 3 "" H 900 4050 50 0000 C CNN F 3 "" H 900 4050 50 0000 C CNN
F 4 "www.yageo.com" H 900 4050 50 0001 C CNN "MNF1_URL"
F 5 "CC0603DRNPO9BN6R8" H 900 4050 50 0001 C CNN "MPN"
F 6 "Leave empty" H 900 4050 50 0001 C CNN "Note"
1 900 4050 1 900 4050
1 0 0 1 1 0 0 1
$EndComp $EndComp
@ -3299,4 +3299,6 @@ $EndComp
Wire Wire Line Wire Wire Line
900 3900 900 3850 900 3900 900 3850
Connection ~ 900 3850 Connection ~ 900 3850
Text Notes 850 4800 0 60 ~ 0
(C56+1pF)*(C57+1pF)/(C56+C57+2pF)+0.5pF=6pF
$EndSCHEMATC $EndSCHEMATC

@ -7,7 +7,7 @@ encoding utf-8
Sheet 1 11 Sheet 1 11
Title "ULX3S" Title "ULX3S"
Date "" Date ""
Rev "1.9.2" Rev "1.9.4"
Comp "EMARD" Comp "EMARD"
Comment1 "Root sheet" Comment1 "Root sheet"
Comment2 "" Comment2 ""

@ -7,7 +7,7 @@ encoding utf-8
Sheet 1 11 Sheet 1 11
Title "ULX3S" Title "ULX3S"
Date "" Date ""
Rev "1.9.2" Rev "1.9.4"
Comp "EMARD" Comp "EMARD"
Comment1 "Root sheet" Comment1 "Root sheet"
Comment2 "" Comment2 ""

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