[allegro16.3][2层] PK20DX128VFM5参考板（PK20DX128VFM5+74LVC125ADB+PKL03Z16VFK...

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[allegro16.3][2层] PK20DX128VFM5参考板（PK20DX128VFM5+74LVC125ADB+PKL03Z16VFK4）原理图和pcb文件
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1. 作品用途：PK20DX128VFM5参考板
! w8 w4 g5 T; S: Z8 P! L" L( j2. 软件版本：allegro16.3
% A! n% b, ?( L3. 层数：2层
0 D5 C$ @, A$ b; L5 g0 V8 P4. 用到的主要芯片：PK20DX128VFM5+74LVC125ADB+PKL03Z16VFK4
6 w( C+ A7 q# D; \- e" ^5. pcb尺寸： 3210*2110 MIL
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$ v  U2 O+ M1 }! f$ H' _5 S" r作品截图如下：

% o" t3 q0 i+ f5 ]9 t# i顶层截图：

底层截图：
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+ W( Y, g  S' r& t: q7 A2 a全层截图：
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BOM：

Bill of Material Report (Condensed)
SYM_NAME	COMP_DEVICE_TYPE	COMP_VALUE	COMP_CLASS	QUANTITY	REFDES
名称	类型	属性	类别	数量	位号
CC0402_25	CAP_NP_CC0402_25_DISCRETE_0.64M	0.1UF	DISCRETE	7	C1; C13; C17; C19; C30; C35; C36
CC0402_25	CAP_NP_CC0402_25_DISCRETE_0.6MM	1.0UF	DISCRETE	3	C8; C9; C22
CC0402_25	CAP_NP_CC0402_25_DISCRETE_0.5_1	2200PF	DISCRETE	2	C31; C32
CC0603_OV	CAP_NP_CC0603_OV_DISCRETE_1.25M	2.2UF	DISCRETE	2	C12; C20
CC0603_OV	CAP_NP_CC0603_OV_DISCRETE_1.016	10uF	DISCRETE	4	C14; C15; C16; C18
CON5_USB_B_UBB	USB_MINI_B_SKT_CON5_USB_B_UBB_I	USB MINI-B	IO	1	J9
ELECTRODE_TRI_4_12X38MM	ELECTRODE_TRI_2_ELECTRODE_TRI_4	Slider_4	IC	1	E1
IND_0805	BEAD_IND_0805_DISCRETE_1.05 MM_	330 OHM	DISCRETE	2	L3; L4
LED4_3P4X3MM_SMT	CLV1A_LED_4P_LED4_3P4X3MM_SMT_I	CLV1A-FKB-CJ1M1F1BB7R4S3	IC	1	D4
LED_0603	LED_LED_0603_IC_0.67MM_370-7656	LED GREEN	IC	1	D1
QFN5X3_0P5_3X3	MMA8451Q_16P_A_QFN5X3_0P5_3X3_I	MMA8451Q	IC	1	U7
QFN24_0P5_4X4MM	PKL03Z32_QFN_25P_QFN24_0P5_4X4M	PKL03Z16VFK4	IC	1	U1
QFN32_S142EP	PK20DX128V_QFN_32P_QFN32_S142EP	PK20DX128VFM5	IC	1	U2
RC0402_25	RES_RC0402_25_DISCRETE_470-7579	33	DISCRETE	2	R5; R6
RC0402_25	RES_RC0402_25_DISCRETE_470-3045	100	DISCRETE	2	R40; R41
RC0603_OV	RES_RC0603_OV_DISCRETE_470-7540	0	DISCRETE	17	R1; R3; R11; R26; R27; R28; R31; R33; R34; R35; R36; R37; R44; R45; R48; R49; R52
RC0603_OV	RES_RC0603_OV_DISCRETE_470-75_1	10K	DISCRETE	9	R4; R7; R9; R13; R14; R15; R23; R54; R55
RC0603_OV	RES_RC0603_OV_DISCRETE_470-7541	4.7K	DISCRETE	4	R8; R12; R21; R22
RC0603_OV	RES_RC0603_OV_DISCRETE_470-3029	220	DISCRETE	4	R10; R18; R19; R20
RC0603_OV	RES_RC0603_OV_DISCRETE_470-75_2	1K	DISCRETE	2	R16; R17
RC0603_OV	RES_RC0603_OV_DISCRETE_470-8047	510K	DISCRETE	2	R29; R30
RC0603_OV	RES_RC0603_OV_DISCRETE_470-7542	10	DISCRETE	1	R32
RC0603_OV	RES_RC0603_OV_DISCRETE_470-7577	4.99K	DISCRETE	2	R38; R39
RC0603_OV	THERMISTOR_RC0603_OV_DISCRETE_4	10K	DISCRETE	1	RT1
SOD-123	DIODE_SCHTKY_SOD-123_IC_1MM_480	MBR120VLSFT1G	IC	5	D2; D3; D5; D7; D8
SOT223	LD1117AS18_SOT223_IC_1.8MM_312-	NCP1117ST33T3G	IC	1	U6
SOT_143	DIODE_TVS_SOT143_SOT_143_IC_1.1	TVLS14302AC0	IC	1	D6
SSOP14	74-125_14P_SSOP14_IC_2MM_312-79	74LVC125ADB	IC	1	U4
SW2_SPST_3P5X6P0_5P0	SW2P_SW2_SPST_3P5X6P0_5P0_IC_5.	EVQ-PE105K	IC	3	SW1; SW2; SW3
TPAD_030	TESTLOOP_TPAD_030_IO_0.1MM_211-	TPAD_030	IO	13	TP5; TP6; TP7; TP15; TP16; TP17; TP18; TP19; TP21; TP22; TP23; TP24; TP25
TP_PTH	TESTLOOP_TP_PTH_IO_0.1 MM_210-7	TP_PTH	IO	6	TP1; TP2; TP3; TP4; TP11; TP13
XTLOSC4_5X3MM_SM	CRYSTAL_JXS63_XTLOSC4_5X3MM_SM_	8MHZ	IC	1	Y2
XTLOSC4_8X4MM	CRYSTAL1-4_SM_XTLOSC4_8X4MM_IC_	32.768KHZ	IC	1	Y1

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. N$ u/ ?% u1 j0 q. A, X原理图和PCB文件如下：

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