STM32H7A3ZITxQ

STMicroelectronics Arm Cortex-M7 MCU, 2048KB flash, 1184KB RAM, 280 MHz, 1.62-3.6V, 99 GPIO, LQFP144

Schematic Symbol

Pin Configuration (144 pins)

Pin	Name	Type
1	PE2	bidirectional
2	PE3	bidirectional
3	PE4	bidirectional
4	PE5	bidirectional
5	PE6	bidirectional
6	VSS	power_in
7	VDD	power_in
8	VBAT	power_in
9	PC13	bidirectional
10	PC14	bidirectional
11	PC15	bidirectional
12	VSS	passive
13	VDD	power_in
14	VSSSMPS	power_in
15	VLXSMPS	power_in
16	VDDSMPS	power_in
17	VFBSMPS	input
18	VSS	passive
19	VDD	power_in
20	PF6	bidirectional
21	PF7	bidirectional
22	PF8	bidirectional
23	PF9	bidirectional
24	PF10	bidirectional
25	PH0	bidirectional
26	PH1	bidirectional
27	NRST	input
28	PC0	bidirectional
29	PC1	bidirectional
30	PC2_C	bidirectional
31	PC3_C	bidirectional
32	VDD	power_in
33	VSS	passive
34	VSSA	power_in
35	VREF+	input
36	VDDA	power_in
37	PA0	bidirectional
38	PA1	bidirectional
39	PA2	bidirectional
40	PA3	bidirectional
41	VSS	passive
42	VDD	power_in
43	PA4	bidirectional
44	PA5	bidirectional
45	PA6	bidirectional
46	PA7	bidirectional
47	PC4	bidirectional
48	PC5	bidirectional
49	PB0	bidirectional
50	PB1	bidirectional
51	PB2	bidirectional
52	PF11	bidirectional
53	PF14	bidirectional
54	PF15	bidirectional
55	VSS	passive
56	VDD	power_in
57	PE7	bidirectional
58	PE8	bidirectional
59	PE9	bidirectional
60	PE10	bidirectional
61	PE11	bidirectional
62	PE12	bidirectional
63	PE13	bidirectional
64	PE14	bidirectional
65	PE15	bidirectional
66	PB10	bidirectional
67	PB11	bidirectional
68	VCAP	power_out
69	VSS	passive
70	VDDLDO	power_in
71	VDD	power_in
72	PB12	bidirectional
73	PB13	bidirectional
74	PB14	bidirectional
75	PB15	bidirectional
76	PD8	bidirectional
77	PD9	bidirectional
78	PD10	bidirectional
79	VDD	power_in
80	VSS	passive
81	PD11	bidirectional
82	PD12	bidirectional
83	PD13	bidirectional
84	PD14	bidirectional
85	PD15	bidirectional
86	PG6	bidirectional
87	PG7	bidirectional
88	PG8	bidirectional
89	VSS	passive
90	VDD50_USB	power_in
91	VDD33_USB	power_in
92	VDD	power_in
93	PC6	bidirectional
94	PC7	bidirectional
95	PC8	bidirectional
96	PC9	bidirectional
97	PA8	bidirectional
98	PA9	bidirectional
99	PA10	bidirectional
100	PA11	bidirectional
101	PA12	bidirectional
102	PA13	bidirectional
103	VCAP	power_out
104	VSS	passive
105	VDDLDO	power_in
106	VDD	power_in
107	PA14	bidirectional
108	PA15	bidirectional
109	PC10	bidirectional
110	PC11	bidirectional
111	PC12	bidirectional
112	PD0	bidirectional
113	PD1	bidirectional
114	PD2	bidirectional
115	PD3	bidirectional
116	PD4	bidirectional
117	PD5	bidirectional
118	VSS	passive
119	VDDMMC	power_in
120	PD6	bidirectional
121	PD7	bidirectional
122	PG9	bidirectional
123	PG10	bidirectional
124	PG11	bidirectional
125	PG12	bidirectional
126	PG13	bidirectional
127	PG14	bidirectional
128	VSS	passive
129	VDD	power_in
130	PB3	bidirectional
131	PB4	bidirectional
132	PB5	bidirectional
133	PB6	bidirectional
134	PB7	bidirectional
135	BOOT0	input
136	PB8	bidirectional
137	PB9	bidirectional
138	PE0	bidirectional
139	PE1	bidirectional
140	VCAP	power_out
141	VSS	passive
142	PDR_ON	input
143	VDDLDO	power_in
144	VDD	power_in

Footprint

Confirmed

Package_QFP/LQFP-144_20x20mm_P0.5mm

Pad Layout

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

Pads (144)

Number	Type
1	smd
2	smd
3	smd
4	smd
5	smd
6	smd
7	smd
8	smd
9	smd
10	smd
11	smd
12	smd
13	smd
14	smd
15	smd
16	smd
17	smd
18	smd
19	smd
20	smd
21	smd
22	smd
23	smd
24	smd
25	smd
26	smd
27	smd
28	smd
29	smd
30	smd
31	smd
32	smd
33	smd
34	smd
35	smd
36	smd
37	smd
38	smd
39	smd
40	smd
41	smd
42	smd
43	smd
44	smd
45	smd
46	smd
47	smd
48	smd
49	smd
50	smd
51	smd
52	smd
53	smd
54	smd
55	smd
56	smd
57	smd
58	smd
59	smd
60	smd
61	smd
62	smd
63	smd
64	smd
65	smd
66	smd
67	smd
68	smd
69	smd
70	smd
71	smd
72	smd
73	smd
74	smd
75	smd
76	smd
77	smd
78	smd
79	smd
80	smd
81	smd
82	smd
83	smd
84	smd
85	smd
86	smd
87	smd
88	smd
89	smd
90	smd
91	smd
92	smd
93	smd
94	smd
95	smd
96	smd
97	smd
98	smd
99	smd
100	smd
101	smd
102	smd
103	smd
104	smd
105	smd
106	smd
107	smd
108	smd
109	smd
110	smd
111	smd
112	smd
113	smd
114	smd
115	smd
116	smd
117	smd
118	smd
119	smd
120	smd
121	smd
122	smd
123	smd
124	smd
125	smd
126	smd
127	smd
128	smd
129	smd
130	smd
131	smd
132	smd
133	smd
134	smd
135	smd
136	smd
137	smd
138	smd
139	smd
140	smd
141	smd
142	smd
143	smd
144	smd

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