TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
Digital Signal Controllers (DSCs)
www.ti.com
SPRS439C–JUNE 2007–REVISED FEBRUARY 2008
6.2 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MIN
3.2
NOM
3.3
1.9
0
MAX
3.4
UNIT
V
Device supply voltage, I/O, VDDIO
Device supply voltage CPU, VDD
Supply ground, VSS, VSSIO
1.84
1.96
V
V
ADC supply voltage (3.3 V), VDDA2, VDDAIO
ADC supply voltage (1.9 V), VDD1A18, VDD2A18
Flash supply voltage, VDD3VFL
3.2
1.84
3.2
2
3.3
1.9
3.3
3.4
1.96
3.4
150
100
VDDIO
0.8
– 4
-8
V
V
V
Device clock frequency (system clock),
fSYSCLKOUT
F28335/F28235/F28334/F28234
MHz
V
F28332/F28232
2
High-level input voltage, VIH
Low-level input voltage, VIL
2
All I/Os except Group 2
Group 2(1)
High-level output source current, VOH = 2.4 V,
IOH
mA
All I/Os except Group 2
Group 2(1)
4
Low-level output sink current, VOL = VOL MAX,
IOL
mA
8
A version
– 40
– 40
85
°C
Ambient temperature, TA
Junction temperature, Tj
S version
125
125
°C
(1) Group 2 pins are as follows: GPIO28, GPIO29, GPIO30, GPIO31, TDO, XCLKOUT, EMU0, EMU1, XINTF pins, GPIO35-87, XRD.
6.3 Electrical Characteristics
over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
2.4
TYP
MAX UNIT
IOH = IOHMAX
IOH = 50 µA
VOH High-level output voltage
VOL Low-level output voltage
V
VDDIO – 0.2
IOL = IOLMAX
0.4
V
Pin with pullup
enabled
VDDIO = 3.3 V, VIN = 0 V
VDDIO = 3.3 V, VIN = 0 V
VDDIO = 3.3 V, VIN = VDDIO
VDDIO = 3.3 V, VIN = VDDIO
VO = VDDIO or 0 V
All I/Os (including XRS)
– 80
– 140
– 190
Input current
(low level)
IIL
µA
Pin with pulldown
enabled
± 2
± 2
80
Pin with pullup
enabled
Input current
(high level)
IIH
µA
Pin with pulldown
enabled
28
50
2
Output current, pullup or
pulldown disabled
IOZ
CI
± 2
µA
Input capacitance
pF
110
Electrical Specifications
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