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TMS320C6421 数据表(PDF) 44 Page - Texas Instruments

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部件名 TMS320C6421
功能描述  Fixed-Point Digital Signal Processor
PDF  59 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

TMS320C6421 数据表(HTML) 44 Page - Texas Instruments

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TMS320C6421
Fixed-Point Digital Signal Processor
SPRS346A – JANUARY 2007 – REVISED MARCH 2007
Table 2-26. Reserved Terminal Functions
SIGNAL
TYPE(1)
OTHER(2)(3)
DESCRIPTION
ZWT
ZDU
NAME
NO.
NO.
RESERVED
RSV1
E5
D4
Reserved. (Leave unconnected, do not connect to power or ground)
RSV2
K5
L4
Reserved. (Leave unconnected, do not connect to power or ground)
RSV3
L5
M4
Reserved. (Leave unconnected, do not connect to power or ground)
RSV4
L15
P19
A O
Reserved. (Leave unconnected, do not connect to power or ground)
RSV5
R13
W16
A O
Reserved. (Leave unconnected, do not connect to power or ground)
Reserved. This pin must be tied directly to VSS for normal device
RSV6
N19
V22
A I
operation.
RSV7
P19
V21
A O
Reserved. (Leave unconnected, do not connect to power or ground)
RSV8
P18
U22
A O
Reserved. (Leave unconnected, do not connect to power or ground)
RSV9
N18
T21
A O
Reserved. (Leave unconnected, do not connect to power or ground)
RSV10
N17
T22
A O
Reserved. (Leave unconnected, do not connect to power or ground)
Reserved. This pin must be tied directly to VSS for normal device
RSV11
P16
U20
operation.
Reserved. This pin must be tied directly to VSS for normal device
RSV12
P17
V20
operation.
Reserved. This pin must be tied directly to VSS for normal device
RSV13
N15
T20
operation.
Reserved. This pin must be tied directly to VSS for normal device
RSV14
P15
T19
operation.
Reserved. This pin must be tied directly to VSS for normal device
RSV15
N16
U21
operation.
IPD
Reserved. For proper C6421 device operation, this pin must be pulled
RSV16
T3
W3
I
DVDD33
down via an external resistor and tied to VSS.
IPD
RSV17
E10
D12
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
DVDD33
IPD
RSV18
E11
D13
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
DVDD33
IPD
RSV19
E12
D14
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
DVDD33
RSV20
T14
Y15
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV21
T16
Y18
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
Reserved. For proper C6421 device operation, this pin must be pulled
RSV22
U14
AA15
I/O/Z
down via an external 1-k
Ω resistor.
Reserved. For proper C6421 device operation, this pin must be pulled
RSV23
U16
AA18
I/O/Z
down via an external 1-k
Ω resistor.
RSV24
W14
AA16
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV25
V14
Y16
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV26
W15
AB16
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV27
V15
AA17
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV28
U15
Y17
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV29
W16
AB17
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV30
V16
AB18
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV31
T17
AA19
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV32
V17
Y19
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
RSV33
U17
AB19
I/O/Z
Reserved. (Leave unconnected, do not connect to power or ground)
(1)
I = Input, O = Output, Z = High impedance, S = Supply voltage, GND = Ground, A = Analog signal
(2)
IPD = Internal pulldown, IPU = Internal pullup. For more detailed information on pullup/pulldown resistors and situations where external
pullup/pulldown resistors are required, see Section 3.2.1, Pullup/Pulldown Resistors.
(3)
Specifies the operating I/O supply voltage for each signal
Device Overview
44
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