TMS470R1A384 Datasheet, PDF (40/63 Pages) Texas Instruments – 16/32-Bit RISC Flash Microcontroller

TMS470R1A384
16/32-Bit RISC Flash Microcontroller
SPNS110B – AUGUST 2005 – REVISED AUGUST 2006
OUTPUT TIMINGS
Switching Characteristics for Output Timings versus Load Capacitance (C_L)
(see Figure 11)
PARAMETER
MIN
C_L = 15 pF
2.5
t_r
Rise time, AWD, CLKOUT, RST, TD0/GIOC[6]
C_L = 50 pF
C_L = 100 pF
5
9
C_L = 150 pF
13
C_L = 15 pF
2.5
t_f
Fall time, AWD, CLKOUT, TDO/GIOC[6]
C_L = 50 pF
C_L = 100 pF
5
9
C_L = 150 pF
13
C_L = 15 pF
3
t_r
Rise time, 4mA, 5 V tolerant pins
C_L = 50 pF
3.5
C_L = 100 pF
7
C_L = 150 pF
9
C_L = 15 pF
2
t_f
Fall time,4mA, 5 V tolerant pins
C_L = 50 pF
2.5
C_L = 100 pF
8
C_L = 150 pF
11
C_L = 15 pF
2.5
t_r
Rise time, all other output pins
C_L = 50 pF
6.0
C_L = 100 pF
12
C_L = 150 pF
18
C_L = 15 pF
3
t_f
Fall time, all other output pins
C_L = 50 pF
8.5
C_L = 100 pF
16
C_L = 150 pF
23
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MAX
8
14
23
32
8
14
23
32
10
12
21
28
8
9
25
35
10
25
45
65
10
25
45
65
UNIT
ns
ns
ns
ns
ns
ns
Output
t_r
80%
t_f
V_CC
80%
20%
20% ₀
Figure 11. CMOS-Level Outputs
40
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