TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
SPRS439I–JUNE 2007–REVISED MARCH 2011
www.ti.com
Table 2-3. Signal Descriptions (continued)
PIN NO.
ZHH
(1)
PGF/
PTP
PIN #
NAME
DESCRIPTION
ZJZ
BALL # BALL #
Internal Reference Positive Output. Requires a low ESR (under 1.5 Ω) ceramic bypass
capacitor of 2.2 μF to analog ground. (O)
NOTE: Use the ADC Clock rate to derive the ESR specification from the capacitor data
sheet that is used in the system.
ADCREFP
ADCREFM
56
55
P5
N5
P5
P4
Internal Reference Medium Output. Requires a low ESR (under 1.5 Ω) ceramic bypass
capacitor of 2.2 μF to analog ground. (O)
NOTE: Use the ADC Clock rate to derive the ESR specification from the capacitor data
sheet that is used in the system.
CPU AND I/O POWER PINS
ADC Analog Power Pin
VDDA2
VSSA2
VDDAIO
VSSAIO
VDD1A18
VSS1AGND
VDD2A18
VSS2AGND
VDD
34
33
K2
K3
K4
P1
L5
ADC Analog Ground Pin
ADC Analog I/O Power Pin
ADC Analog I/O Ground Pin
ADC Analog Power Pin
45
N2
44
P1
N1
K3
L4
31
J4
32
K1
ADC Analog Ground Pin
ADC Analog Power Pin
59
M6
K6
L6
58
P2
D4
D5
D8
D9
E11
F4
ADC Analog Ground Pin
4
B1
VDD
15
B5
VDD
23
B11
C8
VDD
29
VDD
61
D13
E9
VDD
101
109
117
126
139
146
154
167
9
VDD
F3
F11
H4
J4
CPU and Logic Digital Power Pins
VDD
F13
H1
VDD
VDD
H12
J2
J11
K11
L8
VDD
VDD
K14
N6
VDD
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
A4
A13
B1
71
B10
E7
93
D7
107
121
143
159
170
E12
F5
D11
E4
Digital I/O Power Pin
L8
G4
H11
N14
G11
L10
N14
26
Introduction
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