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XM33C321ASPZR Datasheet(PDF) 31 Page - Texas Instruments

Part # XM33C321ASPZR
Description  MSPM33C321x Mixed-Signal Microcontrollers
PDF  122 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

XM33C321ASPZR Datasheet(HTML) 31 Page - Texas Instruments

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Table 6-6. Controller Area Network (CAN) Signal Descriptions
SIGNAL NAME
PIN
TYP
E
DESCRIPTION
PFA PIN
PZ PIN
PN PIN
PM PIN
RGZ PIN ZAW PIN YSG PIN
CANFD0_CANRX
I
CANFD0 receive signal
52, 99
52, 99
42, 79
31, 6
28, 47
B2, K10
B8, N1
CANFD0_CANTX
O
CANFD0 transmit signal
51, 98
51, 98
41, 78
30, 5
27, 46
C2, J10
E5, M6
CANFD1_CANRX
I
CANFD1 receive signal
40, 60,
84, 91
40, 60,
84, 91
30, 69
21, 58
20
E10, E3,
H1, K5
D4, U5
CANFD1_CANTX
O
CANFD1 transmit signal
41, 59,
83, 90
41, 59,
83, 90
31, 68
20, 59
21
F1, F8,
G2, H6
J5, R5
Table 6-7. Clock Module (CKM) Signal Descriptions
SIGNAL NAME
PIN
TYP
E
DESCRIPTION
PFA PIN
PZ PIN
PN PIN
PM PIN
RGZ PIN ZAW PIN YSG PIN
CLK_OUT
O
CLK_OUT digital clock
output from the PMCU
22, 28,
45, 53, 77
22, 28,
45, 53, 77
17, 23,
35, 43, 62
18, 49,
55, 63, 7
13, 17,
29, 40
B7, C9,
G9, H2,
K8
B2, K6,
L7, P8,
R3
FCC_IN
I
Frequency clock counter
(FCC) input signal
51, 55
51, 55
41, 45
5
27
H7, J10
M2, M6
HFCLKIN
I
High frequency clock digital
clock input signal
19
19
14
46
12
A9
U9
HFXIN
A
High frequency crystal
oscillator (HFXT) signal
18
18
13
45
11
A8
R9
HFXOUT
A
High frequency crystal
oscillator (HFXT) signal
19
19
14
46
12
A9
U9
LFCLKIN
I
Low frequency clock digital
clock input signal
17
17
12
44
10
A7
N9
LFXIN
A
Low frequency crystal
oscillator (LFXT) signal
16
16
11
43
9
A6
L9
LFXOUT
A
Low frequency crystal
oscillator (LFXT) signal
17
17
12
44
10
A7
N9
Table 6-8. Digital Audio Interface (I2S) Signal Descriptions
SIGNAL NAME
PIN
TYP
E
DESCRIPTION
PFA PIN
PZ PIN
PN PIN
PM PIN
RGZ PIN ZAW PIN YSG PIN
I2S0_BCLK
IO
I2S0 bit clock signal
45, 51,
77, 95
45, 51,
77, 95
35, 41,
62, 75
18, 27, 5,
63
27, 40
C1, G9,
H2, J10
B2, C5,
M6, R3
I2S0_MCLK
IO
I2S0 auxiliary output signal 28, 48,
49, 96
28, 48,
49, 96
23, 38,
39, 76
2, 28, 3,
55
17, 24, 25 B1, C9,
G8, J9
B6, L7,
P2, U1
I2S0_WCLK
IO
I2S0 word clock signal
22, 27,
44, 50,
54, 70, 92
22, 27,
44, 50,
54, 70, 92
17, 22,
34, 40,
44, 55, 72
11, 24, 4,
49, 54, 62
13, 16,
26, 30,
33, 43
B7, D10,
E1, F10,
J8, K3, K7
E1, G5,
N3, P8,
R1, T4,
U7
I2S1_BCLK
IO
I2S1 bit clock signal
43, 85
43, 85
33, 70
22, 61
23
G1, G7
B4, V4
I2S1_MCLK
IO
I2S1 auxiliary output signal 44, 86
44, 86
34, 71
23, 62
42
F10, F2
F4, T4
I2S1_WCLK
IO
I2S1 word clock signal
42, 84
42, 84
32, 69
21, 60
22
F9, H1
D4, P4
I2S0_AD0
IO
I2S0 audio data 0 signal
46, 52,
76, 94
46, 52,
76, 94
36, 42,
61, 74
17, 26, 6,
64
28, 39, 45 D1, G10,
J2, K10
A1, H6,
N1, V2
I2S0_AD1
IO
I2S0 audio data 1 signal
47, 53, 93 47, 53, 93 37, 43, 73 1, 25, 7
29, 44
E2, H10,
K8
A5, K6,
T2
I2S1_AD0
IO
I2S1 audio data 0 signal
40, 82
40, 82
30, 67
19, 58
20, 41
E10, F3
H4, U5
I2S1_AD1
IO
I2S1 audio data 1 signal
41, 83
41, 83
31, 68
20, 59
21
F8, G2
J5, R5
www.ti.com
MSPM33C321A, MSPM33C3219
SLASFB6A – DECEMBER 2025 – REVISED SEPTEMBER 2026
Copyright © 2026 Texas Instruments Incorporated
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Product Folder Links: MSPM33C321A MSPM33C3219



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