参数资料
型号: TMP320R2812PBKA
厂商: Texas Instruments, Inc.
元件分类: 数字信号处理
英文描述: TMS320R2811, TMS320R2812 Digital Signal Processors
中文描述: TMS320R2811,TMS320R2812数字信号处理器
文件页数: 17/147页
文件大小: 2021K
代理商: TMP320R2812PBKA
Introduction
17
June 2004
SPRS257
2.4
Signal Descriptions
Table 2
2 specifies the signals on the R281x devices. All digital inputs are TTL-compatible. All outputs are
3.3 V with CMOS levels. Inputs are not 5-V tolerant. A 100-
μ
A (or 20-
μ
A) pullup/pulldown is used.
Table 2
2. Signal Descriptions
PIN NO.
NAME
179-PIN
GHH
AND
ZHH
176-PIN
PGF
128-PIN
PBK
I/O/Z
PU/PD
§
DESCRIPTION
XINTF SIGNALS (2812 ONLY)
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
O/Z
XA[18]
XA[17]
XA[16]
XA[15]
XA[14]
XA[13]
XA[12]
XA[11]
XA[10]
XA[9]
XA[8]
XA[7]
XA[6]
XA[5]
XA[4]
XA[3]
XA[2]
XA[1]
XA[0]
Typical drive strength of the output buffer for all pins is 4 mA except for TDO, XCLKOUT, XF, XINTF, EMU0, and EMU1 pins, which are 8 mA.
I = Input, O = Output, Z = High impedance
§
PU = pin has internal pullup; PD = pin has internal pulldown
D7
B7
A8
B9
A10
E10
C11
A14
C12
D14
E12
F12
G14
H13
J12
M11
N10
M2
G5
158
156
152
148
144
141
138
132
130
125
121
118
111
108
103
85
80
43
18
19-bit XINTF Address Bus
19 bit XINTF Address Bus
A
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