Datasheet

GPIO
t
r(GPO)
t
f(GPO)
TMS320F28069, TMS320F28068, TMS320F28067, TMS320F28066
TMS320F28065, TMS320F28064, TMS320F28063, TMS320F28062
www.ti.com SPRS698D –NOVEMBER 2010–REVISED DECEMBER 2012
5.23.1 General-Purpose Input/Output (GPIO) Electrical Data/Timing
5.23.1.1 GPIO Output Timing
Table 5-68. General-Purpose Output Switching Characteristics
over recommended operating conditions (unless otherwise noted)
PARAMETER MIN MAX UNIT
t
r(GPO)
Rise time, GPIO switching low to high All GPIOs 13
(1)
ns
t
f(GPO)
Fall time, GPIO switching high to low All GPIOs 13
(1)
ns
t
fGPO
Toggling frequency 20 MHz
(1) Rise time and fall time vary with electrical loading on I/O pins. Values given in Table 5-68 are applicable for a 40-pF load on I/O pins.
Figure 5-50. General-Purpose Output Timing
Copyright © 2010–2012, Texas Instruments Incorporated Peripheral and Electrical Specifications 147
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Product Folder Links: TMS320F28069 TMS320F28068 TMS320F28067 TMS320F28066 TMS320F28065
TMS320F28064 TMS320F28063 TMS320F28062